---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-31166 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 594 11655 0 3789 15115 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3d:74:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85645sec preferred_lft 85645sec inet6 fe80::f816:3eff:fe3d:746d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31166) 07/28/25 _x86_64_ (4 CPU) 00:05:48 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:02 221.36 54.52 166.84 3633.26 33720.65 00:08:01 156.36 39.69 116.68 2457.35 26960.31 00:09:01 40.66 3.32 37.34 80.12 17137.54 00:10:01 44.54 5.28 39.26 163.44 17284.99 00:11:01 43.38 0.30 43.08 4.40 15960.41 00:12:01 37.40 0.20 37.20 5.46 8043.45 00:13:01 22.40 0.22 22.18 4.00 2913.91 00:14:01 14.28 0.02 14.26 0.40 1609.07 00:15:01 2.67 0.00 2.67 0.00 1377.37 00:16:01 9.53 0.00 9.53 0.00 1154.61 00:17:01 29.74 1.57 28.17 172.88 24930.49 00:18:01 29.08 1.13 27.95 95.72 3992.40 Average: 54.14 8.81 45.33 548.76 12904.35 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:02 13942016 15564256 2482952 15.12 66172 1754608 773812 4.43 666400 1595364 178664 00:08:01 12219892 14116072 4205076 25.60 80104 2002300 2260152 12.93 2182400 1774340 21140 00:09:01 12250280 14259916 4174688 25.42 85392 2103716 1903020 10.89 2060980 1850040 29676 00:10:01 11979760 14087444 4445208 27.06 90788 2190868 2116776 12.11 2253724 1917360 16544 00:11:01 11882496 14237160 4542472 27.66 98660 2416164 1883180 10.78 2135456 2115108 37888 00:12:01 11347700 13936288 5077268 30.91 102684 2633020 2266652 12.97 2487688 2283060 33368 00:13:01 10747940 13405392 5677028 34.56 104560 2697944 2764468 15.82 3027568 2336412 21368 00:14:01 11163948 13876436 5261020 32.03 105540 2750496 2228444 12.75 2562016 2387836 30684 00:15:01 11185928 13909720 5239040 31.90 105608 2760904 2202876 12.61 2534944 2392824 1072 00:16:01 11278172 14137644 5146796 31.34 107916 2887428 1912756 10.95 2351712 2478044 105628 00:17:01 10988308 14504388 5436660 33.10 109744 3520192 1716276 9.82 2054264 3043344 52624 00:18:01 11960576 15499040 4464392 27.18 113352 3536604 764616 4.38 1107192 3018344 24844 Average: 11745585 14294480 4679383 28.49 97543 2604520 1899419 10.87 2118695 2266006 46125 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:02 ens3 450.37 306.32 2022.99 77.22 0.00 0.00 0.00 0.00 00:07:02 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 00:08:01 ens3 280.39 221.06 1691.88 71.40 0.00 0.00 0.00 0.00 00:08:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 00:09:01 ens3 765.14 512.65 970.70 214.76 0.00 0.00 0.00 0.00 00:09:01 lo 1.13 1.13 0.19 0.19 0.00 0.00 0.00 0.00 00:10:01 ens3 527.83 377.40 926.01 124.31 0.00 0.00 0.00 0.00 00:10:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 00:11:01 ens3 641.26 481.35 3092.08 181.82 0.00 0.00 0.00 0.00 00:11:01 lo 21.38 21.38 3.72 3.72 0.00 0.00 0.00 0.00 00:12:01 ens3 377.72 279.77 993.74 86.20 0.00 0.00 0.00 0.00 00:12:01 lo 2.05 2.05 0.30 0.30 0.00 0.00 0.00 0.00 00:13:01 ens3 6044.04 3694.07 1763.32 1669.73 0.00 0.00 0.00 0.00 00:13:01 lo 52.07 52.07 15.63 15.63 0.00 0.00 0.00 0.00 00:14:01 ens3 14561.62 7365.47 4320.81 3559.77 0.00 0.00 0.00 0.00 00:14:01 lo 10.55 10.55 1.76 1.76 0.00 0.00 0.00 0.00 00:15:01 ens3 240.73 174.67 52.33 81.48 0.00 0.00 0.00 0.00 00:15:01 lo 19.70 19.70 4.36 4.36 0.00 0.00 0.00 0.00 00:16:01 ens3 695.67 395.50 224.47 162.01 0.00 0.00 0.00 0.00 00:16:01 lo 6.95 6.95 1.31 1.31 0.00 0.00 0.00 0.00 00:17:01 ens3 807.21 496.57 2273.25 137.08 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 00:18:01 ens3 640.56 442.94 377.07 227.15 0.00 0.00 0.00 0.00 00:18:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 2171.96 1230.36 1558.87 550.06 0.00 0.00 0.00 0.00 Average: lo 9.83 9.83 2.31 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31166) 07/28/25 _x86_64_ (4 CPU) 00:05:48 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:02 all 21.35 0.00 1.93 7.06 0.06 69.60 00:07:02 0 24.83 0.00 1.88 3.45 0.07 69.77 00:07:02 1 31.78 0.00 3.15 13.32 0.08 51.65 00:07:02 2 12.11 0.00 1.15 1.10 0.03 85.60 00:07:02 3 16.67 0.00 1.56 10.38 0.05 71.34 00:08:01 all 50.90 0.00 1.94 3.13 0.11 43.92 00:08:01 0 45.70 0.00 1.84 3.03 0.09 49.34 00:08:01 1 67.95 0.00 2.69 1.55 0.12 27.70 00:08:01 2 48.32 0.00 1.50 0.67 0.10 49.41 00:08:01 3 41.65 0.00 1.72 7.27 0.10 49.26 00:09:01 all 55.69 0.00 2.63 1.04 0.11 40.53 00:09:01 0 48.66 0.00 2.89 0.69 0.13 47.62 00:09:01 1 58.74 0.00 2.78 0.05 0.12 38.31 00:09:01 2 58.32 0.00 2.38 1.67 0.12 37.51 00:09:01 3 57.03 0.00 2.47 1.74 0.10 38.66 00:10:01 all 49.81 0.00 2.00 1.21 0.10 46.88 00:10:01 0 48.56 0.00 2.16 0.55 0.12 48.61 00:10:01 1 50.80 0.00 2.66 0.99 0.10 45.45 00:10:01 2 51.71 0.00 1.79 3.30 0.08 43.12 00:10:01 3 48.21 0.00 1.37 0.00 0.08 50.33 00:11:01 all 53.41 0.00 2.31 0.99 0.12 43.17 00:11:01 0 52.08 0.00 1.84 0.20 0.10 45.78 00:11:01 1 53.77 0.00 2.84 0.02 0.12 43.26 00:11:01 2 54.53 0.00 1.63 3.07 0.12 40.66 00:11:01 3 53.27 0.00 2.93 0.67 0.13 42.99 00:12:01 all 42.88 0.00 1.63 0.25 0.10 55.15 00:12:01 0 42.26 0.00 2.33 0.79 0.10 54.51 00:12:01 1 43.17 0.00 1.30 0.03 0.10 55.40 00:12:01 2 43.09 0.00 1.56 0.17 0.10 55.08 00:12:01 3 42.98 0.00 1.32 0.02 0.10 55.58 00:13:01 all 46.91 0.00 12.34 0.13 0.14 40.49 00:13:01 0 47.43 0.00 10.82 0.25 0.15 41.35 00:13:01 1 48.03 0.00 13.05 0.05 0.13 38.73 00:13:01 2 41.75 0.00 12.51 0.17 0.13 45.44 00:13:01 3 50.42 0.00 12.99 0.03 0.13 36.42 00:14:01 all 50.76 0.00 18.51 0.08 0.14 30.51 00:14:01 0 48.61 0.00 18.38 0.15 0.12 32.73 00:14:01 1 50.09 0.00 23.69 0.02 0.13 26.07 00:14:01 2 51.99 0.00 15.81 0.12 0.15 31.93 00:14:01 3 52.38 0.00 16.14 0.02 0.14 31.33 00:15:01 all 34.39 0.00 2.43 0.05 0.08 63.05 00:15:01 0 34.56 0.00 2.47 0.17 0.08 62.72 00:15:01 1 34.44 0.00 2.39 0.00 0.08 63.08 00:15:01 2 31.87 0.00 1.51 0.02 0.08 66.53 00:15:01 3 36.69 0.00 3.33 0.00 0.08 59.90 00:16:01 all 50.60 0.00 2.45 0.10 0.10 46.74 00:16:01 0 50.32 0.00 2.44 0.07 0.08 47.09 00:16:01 1 48.13 0.00 2.06 0.32 0.08 49.41 00:16:01 2 46.49 0.00 2.20 0.02 0.10 51.20 00:16:01 3 57.45 0.00 3.16 0.00 0.10 39.30 00:17:01 all 42.05 0.00 5.19 1.48 0.08 51.20 00:17:01 0 36.72 0.00 1.44 0.97 0.08 60.79 00:17:01 1 30.50 0.00 1.63 4.16 0.08 63.63 00:17:01 2 36.03 0.00 1.30 0.82 0.07 61.78 00:17:01 3 64.86 0.00 16.34 0.00 0.10 18.71 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 43.07 0.00 1.90 0.26 0.08 54.69 00:18:01 0 37.72 0.00 2.09 0.72 0.07 59.41 00:18:01 1 50.38 0.00 1.14 0.22 0.08 48.18 00:18:01 2 24.78 0.00 1.81 0.00 0.07 73.34 00:18:01 3 59.38 0.00 2.52 0.12 0.10 37.88 Average: all 45.14 0.00 4.60 1.31 0.10 48.85 Average: 0 43.12 0.00 4.21 0.92 0.10 51.65 Average: 1 47.29 0.00 4.95 1.72 0.10 45.93 Average: 2 41.73 0.00 3.76 0.93 0.10 53.48 Average: 3 48.42 0.00 5.47 1.68 0.10 44.32