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It is just a question: doing backup on test installation, I've noticed that one of PAGE backups with ID "QEVARD 2020-08-11 00:43" has abnormal size16GB.
pg_probackup-12 show -B /backup/pgsqlBACKUP INSTANCE 'main'====================================================================================================================================== Instance Version ID Recovery Time Mode WAL Mode TLI Time Data WAL Zratio Start LSN Stop LSN Status====================================================================================================================================== main 12 QEW83D 2020-08-11 12:38:28+03 PAGE STREAM 1/1 34s 4102MB 32MB 1.00 1/52000028 1/531A4A50 OK main 12 QEW5BD 2020-08-11 11:38:30+03 PAGE STREAM 1/1 31s 4115MB 32MB 1.00 1/4F000028 1/501A5740 OK main 12 QEW2JD 2020-08-11 10:38:30+03 PAGE STREAM 1/1 33s 4102MB 32MB 1.00 1/4B000028 1/4C1A4DE8 OK main 12 QEVZRD 2020-08-11 09:39:00+03 PAGE STREAM 1/1 1m:7s 8198MB 32MB 1.00 1/48000028 1/491A5AD0 OK main 12 QEVWZD 2020-08-11 08:38:55+03 PAGE STREAM 1/1 1m:0s 8199MB 32MB 1.00 1/45000028 1/461A67D8 OK main 12 QEVU7D 2020-08-11 07:38:58+03 PAGE STREAM 1/1 59s 8208MB 48MB 1.00 1/42000028 1/431A3E48 OK main 12 QEVRFD 2020-08-11 06:38:58+03 PAGE STREAM 1/1 1m:7s 8199MB 32MB 1.00 1/3E000028 1/3F1A4B40 OK main 12 QEVOND 2020-08-11 05:38:39+03 PAGE STREAM 1/1 39s 5126MB 32MB 1.00 1/3B000028 1/3C1A41B0 OK main 12 QEVLVD 2020-08-11 04:38:52+03 PAGE STREAM 1/1 52s 8207MB 32MB 1.00 1/38000028 1/391A4ED0 OK main 12 QEVJ3D 2020-08-11 03:38:30+03 PAGE STREAM 1/1 38s 4102MB 32MB 1.00 1/34000028 1/351A4540 OK main 12 QEVGBD 2020-08-11 02:38:31+03 PAGE STREAM 1/1 39s 4102MB 32MB 1.00 1/31000028 1/321A5230 OK main 12 QEVDJD 2020-08-11 01:38:28+03 PAGE STREAM 1/1 32s 4110MB 48MB 1.00 1/2E000028 1/2F1A5EE0 OK main 12 QEVARD 2020-08-11 00:43:33+03 PAGE STREAM 1/1 5m:33s 16GB 32MB 1.00 1/2A000028 1/2B1A5620 OK main 12 QEV7ZD 2020-08-10 23:38:59+03 PAGE STREAM 1/1 1m:1s 8207MB 32MB 1.00 1/27000028 1/281A6238 OK main 12 QEV57D 2020-08-10 22:39:00+03 PAGE STREAM 1/1 1m:3s 8199MB 32MB 1.00 1/24000028 1/25A33EC0 OK main 12 QEV2FD 2020-08-10 21:38:55+03 PAGE STREAM 1/1 1m:1s 8198MB 32MB 1.00 1/21000028 1/221A6888 OK main 12 QEUZND 2020-08-10 20:38:36+03 PAGE STREAM 1/1 37s 5132MB 32MB 1.00 1/1E000028 1/1F1A7518 OK main 12 QEUWVD 2020-08-10 19:38:29+03 PAGE STREAM 1/1 33s 4102MB 32MB 1.00 1/1A000028 1/1B1A6C20 OK main 12 QEUU3D 2020-08-10 18:38:29+03 PAGE STREAM 1/1 33s 4108MB 32MB 1.00 1/17000028 1/181A7908 OK main 12 QEURBD 2020-08-10 17:38:30+03 PAGE STREAM 1/1 34s 4102MB 48MB 1.00 1/14000028 1/151A8F40 OK main 12 QEUOJD 2020-08-10 16:38:33+03 PAGE STREAM 1/1 33s 4107MB 32MB 1.00 1/11000028 1/121A3C40 OK main 12 QEULRD 2020-08-10 15:38:27+03 PAGE STREAM 1/1 32s 4102MB 32MB 1.00 1/E000028 1/F1A32E8 OK main 12 QEUIZD 2020-08-10 14:39:01+03 PAGE STREAM 1/1 1m:2s 8202MB 32MB 1.00 1/B000028 1/C1A4028 OK main 12 QEUG7D 2020-08-10 13:39:01+03 PAGE STREAM 1/1 1m:2s 8201MB 32MB 1.00 1/8000028 1/91A5600 OK main 12 QEUDFD 2020-08-10 12:39:02+03 PAGE STREAM 1/1 1m:4s 8200MB 32MB 1.00 1/5000028 1/61A4380 OK main 12 QEUAND 2020-08-10 11:38:58+03 PAGE STREAM 1/1 1m:4s 8201MB 48MB 1.00 1/2000028 1/31A5070 OK main 12 QEU7VD 2020-08-10 10:38:31+03 PAGE STREAM 1/1 32s 4106MB 32MB 1.00 0/FF000028 1/1A46D8 OK main 12 QEU53D 2020-08-10 09:38:58+03 PAGE STREAM 1/1 1m:6s 8202MB 32MB 1.00 0/FC000028 0/FD1A5370 OK main 12 QEU2BD 2020-08-10 08:38:36+03 PAGE STREAM 1/1 36s 4102MB 32MB 1.00 0/F9000028 0/FA1A49E0 OK main 12 QETZJD 2020-08-10 07:38:37+03 PAGE STREAM 1/1 42s 4103MB 32MB 1.00 0/F6000028 0/F71A56D0 OK main 12 QETWRD 2020-08-10 06:38:59+03 PAGE STREAM 1/1 1m:2s 8198MB 32MB 1.00 0/F3000028 0/F41A6C70 OK main 12 QETTZD 2020-08-10 05:38:31+03 PAGE STREAM 1/1 33s 4105MB 32MB 1.00 0/F0000028 0/F11A5D58 OK main 12 QETR7D 2020-08-10 04:38:57+03 PAGE STREAM 1/1 57s 8200MB 48MB 1.00 0/ED000028 0/EE1A6A98 OK main 12 QETOFD 2020-08-10 03:38:31+03 PAGE STREAM 1/1 32s 4103MB 32MB 1.00 0/EA000028 0/EB1A60C0 OK main 12 QETLND 2020-08-10 02:38:33+03 PAGE STREAM 1/1 33s 4102MB 32MB 1.00 0/E7000028 0/E81A6D68 OK main 12 QETIVD 2020-08-10 01:38:32+03 PAGE STREAM 1/1 39s 4103MB 48MB 1.00 0/E4000028 0/E51A4448 OK main 12 QETG3D 2020-08-10 00:38:31+03 PAGE STREAM 1/1 35s 4103MB 48MB 1.00 0/E1000028 0/E21A5130 OK main 12 QETDBE 2020-08-09 23:38:31+03 PAGE STREAM 1/1 31s 4101MB 32MB 1.00 0/DE000028 0/DF1A66B8 OK main 12 QETBK1 2020-08-09 23:00:03+03 PAGE STREAM 1/1 5s 2923kB 48MB 1.00 0/DB000028 0/DC0000B8 OK main 12 QETAJD 2020-08-09 22:38:27+03 PAGE STREAM 1/1 32s 4098MB 32MB 1.00 0/D8000028 0/D91A5500 OK main 12 QET9XE 2020-08-09 22:25:56+03 PAGE STREAM 1/1 1m:11s 8941MB 32MB 1.00 0/D5000028 0/D6001F60 OK main 12 QET9SV 2020-08-09 22:23:10+03 FULL STREAM 1/0 1m:10s 7688MB 32MB 1.00 0/AD0000D8 0/AD000250 OK-bash-4.2$Directory with backup ..../QEVARD/database/base/pgsql_tmp contains large "pgsql_tmp" subdir.
ls -lh /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/*-rw-------. 1 postgres postgres 1.0G Aug 11 00:38 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.0-rw-------. 1 postgres postgres 1.0G Aug 11 00:38 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.1-rw-------. 1 postgres postgres 1.0G Aug 11 00:41 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.10-rw-------. 1 postgres postgres 1.0G Aug 11 00:41 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.11-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.12-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.13-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.14-rw-------. 1 postgres postgres 1.0G Aug 11 00:43 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.15-rw-------. 1 postgres postgres 1.1M Aug 11 00:38 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.16-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.2-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.3-rw-------. 1 postgres postgres 1.0G Aug 11 00:39 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.4-rw-------. 1 postgres postgres 1.0G Aug 11 00:43 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.5-rw-------. 1 postgres postgres 1.0G Aug 11 00:39 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.6-rw-------. 1 postgres postgres 1.0G Aug 11 00:40 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.7-rw-------. 1 postgres postgres 1.0G Aug 11 00:41 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.8-rw-------. 1 postgres postgres 1.0G Aug 11 00:42 /vol/pgsql/backups/main/QEVARD/database/base/pgsql_tmp/pgsql_tmp19299.9Press any key to continue...Is it OK, that "pgsql_tmp*" files goes to PAGE backup ?