---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27775 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 682 12474 3 2831 14964 Swap: 1023 18 1005 ---> 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:51:0b:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79095sec preferred_lft 79095sec inet6 fe80::f816:3eff:fe51:b48/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:f6:8c:2b:2c:6c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::a8f6:8cff:fe2b:2c6c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27775) 06/16/26 _x86_64_ (4 CPU) 08:19:10 LINUX RESTART (4 CPU) 08:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 132.40 8.73 118.12 5.55 801.80 39518.89 13403.15 08:40:27 51.42 21.09 28.84 1.48 1020.15 1661.29 1477.09 08:50:27 13.60 0.73 12.19 0.68 29.08 306.77 728.14 09:00:01 8.38 0.06 7.86 0.46 1.18 280.48 270.11 09:10:09 20.87 0.07 19.91 0.89 3.19 843.38 1413.29 09:20:27 25.29 0.21 9.71 15.36 6.29 336.27 202439.24 09:30:01 5.45 0.06 5.18 0.21 1.00 151.72 176.38 09:40:09 6.07 0.83 5.06 0.19 14.32 155.27 360.30 09:50:27 5.05 0.01 4.87 0.17 0.21 151.83 41.53 10:00:01 11.34 0.38 10.55 0.41 8.26 599.16 250.01 10:10:07 7.87 0.08 7.57 0.21 2.07 198.03 109.24 10:20:03 4.36 0.45 3.82 0.09 97.29 148.71 28.55 Average: 24.55 2.80 19.57 2.18 168.99 3705.06 18878.14 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 158764 8695816 7223504 44.12 259548 8044240 9164364 52.60 2154168 13263484 1548 08:40:27 4066540 5587348 10354348 63.24 262036 1408604 11050456 63.43 989148 10905016 560 08:50:27 5531536 7081256 8860264 54.11 263516 1435796 9575000 54.96 1022552 9400508 228 09:00:01 8176120 9748880 6195076 37.84 264748 1457644 7025792 40.33 1028008 6778616 236 09:10:09 12593460 14328220 1619596 9.89 270780 1608472 3031200 17.40 1080612 2323436 12696 09:20:27 9616300 11400988 4545416 27.76 274488 1654692 5369504 30.82 1091996 5277104 148 09:30:01 9467540 11271476 4674876 28.55 274984 1673472 5411696 31.06 1093264 5417680 244 09:40:09 13493092 15338368 610024 3.73 275648 1714012 1377516 7.91 1102136 1380820 20024 09:50:27 7853944 9702216 6243360 38.13 276252 1716316 7011576 40.25 1102980 7024684 176 10:00:01 9280000 11258428 4688288 28.63 280220 1836980 5416436 31.09 1113416 5587888 248 10:10:07 10983624 13013120 2934632 17.92 280940 1887244 4345368 24.94 1132208 3872212 25248 10:20:03 12984564 15425644 523048 3.19 281472 2298084 1215748 6.98 1164016 1836596 380276 Average: 8683790 11070980 4872703 29.76 272053 2227963 5832888 33.48 1172875 6089004 36803 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 3.64 3.64 2.42 2.42 0.00 0.00 0.00 0.00 08:30:01 ens3 139.60 108.83 1968.13 12.51 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:27 lo 28.79 28.79 22.34 22.34 0.00 0.00 0.00 0.00 08:40:27 ens3 1.60 1.42 0.37 0.47 0.00 0.00 0.00 0.00 08:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:27 lo 46.49 46.49 17.84 17.84 0.00 0.00 0.00 0.00 08:50:27 ens3 1.32 1.39 0.28 0.25 0.00 0.00 0.00 0.00 08:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 13.30 13.30 7.27 7.27 0.00 0.00 0.00 0.00 09:00:01 ens3 0.56 0.46 0.12 0.10 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:09 lo 12.49 12.49 5.77 5.77 0.00 0.00 0.00 0.00 09:10:09 ens3 0.92 0.94 0.24 0.21 0.00 0.00 0.00 0.00 09:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:27 lo 18.41 18.41 10.27 10.27 0.00 0.00 0.00 0.00 09:20:27 ens3 0.84 0.66 0.19 0.15 0.00 0.00 0.00 0.00 09:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 24.25 24.25 9.00 9.00 0.00 0.00 0.00 0.00 09:30:01 ens3 0.55 0.44 0.12 0.09 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:09 lo 25.00 25.00 11.21 11.21 0.00 0.00 0.00 0.00 09:40:09 ens3 5.77 3.64 3.65 2.48 0.00 0.00 0.00 0.00 09:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:27 lo 17.32 17.32 10.23 10.23 0.00 0.00 0.00 0.00 09:50:27 ens3 0.95 0.56 0.28 0.20 0.00 0.00 0.00 0.00 09:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 11.44 11.44 6.79 6.79 0.00 0.00 0.00 0.00 10:00:01 ens3 0.85 0.67 0.27 0.21 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:07 lo 16.88 16.88 6.86 6.86 0.00 0.00 0.00 0.00 10:10:07 ens3 1.55 0.59 0.31 0.16 0.00 0.00 0.00 0.00 10:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 lo 20.31 20.31 7.98 7.98 0.00 0.00 0.00 0.00 10:20:03 ens3 1.51 0.78 0.46 0.33 0.00 0.00 0.00 0.00 10:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.91 19.91 9.89 9.89 0.00 0.00 0.00 0.00 Average: ens3 13.03 10.05 164.77 1.44 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27775) 06/16/26 _x86_64_ (4 CPU) 08:19:10 LINUX RESTART (4 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 50.17 0.00 2.67 0.60 0.10 46.47 08:30:01 0 51.35 0.00 2.93 0.61 0.10 45.01 08:30:01 1 48.77 0.00 2.44 0.40 0.10 48.28 08:30:01 2 47.14 0.00 2.74 0.67 0.10 49.36 08:30:01 3 53.42 0.00 2.56 0.70 0.10 43.23 08:40:27 all 52.63 0.00 2.02 0.32 0.13 44.91 08:40:27 0 53.59 0.00 1.86 0.35 0.13 44.07 08:40:27 1 50.97 0.00 2.30 0.31 0.13 46.29 08:40:27 2 53.15 0.00 1.98 0.36 0.13 44.37 08:40:27 3 52.81 0.00 1.92 0.24 0.12 44.91 08:50:27 all 26.59 0.00 1.21 0.05 0.11 72.04 08:50:27 0 26.99 0.00 1.16 0.11 0.11 71.63 08:50:27 1 26.54 0.00 1.19 0.02 0.11 72.14 08:50:27 2 26.43 0.00 1.27 0.02 0.12 72.16 08:50:27 3 26.38 0.00 1.21 0.06 0.11 72.24 09:00:01 all 18.18 0.00 0.80 0.05 0.08 80.88 09:00:01 0 17.96 0.00 0.75 0.02 0.08 81.18 09:00:01 1 18.30 0.00 0.77 0.03 0.09 80.80 09:00:01 2 18.40 0.00 0.90 0.04 0.08 80.58 09:00:01 3 18.06 0.00 0.80 0.11 0.08 80.96 09:10:09 all 27.27 0.00 0.87 0.08 0.09 71.69 09:10:09 0 29.08 0.00 0.76 0.05 0.09 70.03 09:10:09 1 27.17 0.00 0.94 0.03 0.09 71.77 09:10:09 2 26.28 0.00 0.86 0.22 0.09 72.56 09:10:09 3 26.55 0.00 0.91 0.03 0.09 72.42 09:20:27 all 18.90 0.00 0.56 0.11 0.08 80.35 09:20:27 0 18.71 0.00 0.53 0.04 0.08 80.65 09:20:27 1 18.70 0.00 0.64 0.07 0.08 80.50 09:20:27 2 18.94 0.00 0.51 0.25 0.08 80.22 09:20:27 3 19.26 0.00 0.55 0.08 0.08 80.03 09:30:01 all 8.64 0.00 0.35 0.03 0.08 90.90 09:30:01 0 8.51 0.00 0.29 0.02 0.07 91.11 09:30:01 1 9.15 0.00 0.40 0.07 0.08 90.30 09:30:01 2 8.15 0.00 0.31 0.00 0.08 91.46 09:30:01 3 8.77 0.00 0.39 0.03 0.08 90.73 09:40:09 all 10.24 0.00 0.45 0.02 0.08 89.21 09:40:09 0 10.56 0.00 0.40 0.03 0.07 88.93 09:40:09 1 9.76 0.00 0.45 0.02 0.08 89.70 09:40:09 2 10.61 0.00 0.54 0.01 0.08 88.77 09:40:09 3 10.05 0.00 0.41 0.03 0.08 89.43 09:50:27 all 9.89 0.00 0.39 0.03 0.07 89.63 09:50:27 0 9.47 0.00 0.36 0.01 0.07 90.09 09:50:27 1 9.81 0.00 0.41 0.06 0.07 89.65 09:50:27 2 10.47 0.00 0.36 0.01 0.07 89.09 09:50:27 3 9.79 0.00 0.43 0.03 0.07 89.68 10:00:01 all 15.59 0.00 0.73 0.05 0.08 83.56 10:00:01 0 15.34 0.00 0.73 0.02 0.08 83.83 10:00:01 1 15.42 0.00 0.79 0.10 0.08 83.61 10:00:01 2 15.20 0.00 0.64 0.03 0.08 84.06 10:00:01 3 16.39 0.00 0.76 0.05 0.08 82.72 10:10:07 all 12.01 0.00 0.59 0.03 0.07 87.31 10:10:07 0 11.46 0.00 0.47 0.04 0.06 87.97 10:10:07 1 12.06 0.00 0.60 0.03 0.07 87.24 10:10:07 2 12.09 0.00 0.64 0.02 0.07 87.17 10:10:07 3 12.44 0.00 0.64 0.01 0.07 86.85 10:10:07 CPU %user %nice %system %iowait %steal %idle 10:20:03 all 6.41 0.00 0.44 0.03 0.07 93.06 10:20:03 0 6.39 0.00 0.44 0.02 0.07 93.08 10:20:03 1 6.52 0.00 0.47 0.05 0.07 92.90 10:20:03 2 6.54 0.00 0.43 0.01 0.07 92.95 10:20:03 3 6.20 0.00 0.42 0.03 0.06 93.29 Average: all 21.53 0.00 0.93 0.12 0.09 77.35 Average: 0 21.77 0.00 0.89 0.11 0.08 77.14 Average: 1 21.23 0.00 0.95 0.10 0.09 77.62 Average: 2 21.27 0.00 0.94 0.14 0.09 77.57 Average: 3 21.82 0.00 0.92 0.12 0.08 77.05