---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1599 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 700 11296 4 3992 14946 Swap: 1023 1 1022 ---> 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:cd:c1:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78862sec preferred_lft 78862sec inet6 fe80::f816:3eff:fecd:c1e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:e1:c3:42:3e:23 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::28e1:c3ff:fe42:3e23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1599) 03/18/26 _x86_64_ (4 CPU) 09:57:18 LINUX RESTART (4 CPU) 10:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 161.67 9.63 132.60 19.43 1285.60 39111.64 268006.48 10:20:01 55.45 21.55 32.23 1.67 257.08 1775.06 1257.98 10:30:02 16.58 8.36 7.77 0.45 157.66 281.84 1521.23 10:40:02 6.82 0.05 6.44 0.33 3.41 227.46 1446.26 10:50:00 4.89 0.07 4.65 0.18 2.02 118.91 655.78 11:00:02 15.13 0.02 14.55 0.57 0.50 650.31 454.82 11:10:02 14.75 0.25 13.92 0.58 9.45 427.55 1218.81 11:20:02 5.44 0.00 5.29 0.15 0.16 134.57 63.10 11:30:02 5.19 0.04 4.96 0.19 2.68 149.87 85.72 11:40:02 5.51 0.03 5.31 0.18 1.28 153.33 66.09 11:50:01 9.38 0.03 8.97 0.38 3.69 567.11 226.84 12:00:02 7.56 0.03 7.23 0.30 1.08 277.31 776.65 Average: 25.50 3.33 20.16 2.01 141.98 3600.83 22596.69 10:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 1771548 9490384 6429136 39.27 262592 7245268 8410988 48.28 2292100 11529924 2672 10:20:01 2528772 5294408 10638644 64.98 267656 2535068 11764588 67.53 2056976 11242100 2652 10:30:02 3405556 6231300 9703860 59.27 268700 2594072 10975032 63.00 2118352 10327060 456 10:40:02 7521160 10366152 5572412 34.03 269328 2612684 6793708 39.00 2123324 6227384 876 10:50:00 12397744 15328964 611200 3.73 272980 2695196 1368884 7.86 2140392 1342032 80756 11:00:02 10792104 13764160 2175476 13.29 275224 2733908 2970380 17.05 2162816 2924140 244 11:10:02 8386636 11418700 4519752 27.60 277480 2791656 5289728 30.36 2168536 5319692 288 11:20:02 8391452 11438908 4499508 27.48 278000 2806528 5273228 30.27 2169800 5303880 256 11:30:02 6924472 9992576 5945004 36.31 278428 2826748 6751128 38.75 2172148 6772300 436 11:40:02 6845472 9934568 6003088 36.66 279204 2846968 6798024 39.02 2175992 6842920 400 11:50:01 8039280 11252368 4686160 28.62 283596 2965732 5394980 30.97 2184940 5641692 72 12:00:02 7357636 10618500 5319560 32.49 284432 3012540 6078084 34.89 2204520 6300956 316 Average: 7030153 10427582 5508650 33.64 274802 3138864 6489063 37.25 2164158 6647840 7452 10:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 4.87 4.87 5.23 5.23 0.00 0.00 0.00 0.00 10:10:00 ens3 171.18 129.01 2055.29 13.61 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 39.95 39.95 21.36 21.36 0.00 0.00 0.00 0.00 10:20:01 ens3 2.28 1.85 0.49 0.41 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 28.82 28.82 11.32 11.32 0.00 0.00 0.00 0.00 10:30:02 ens3 0.82 0.49 0.17 0.12 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 6.97 6.97 4.40 4.40 0.00 0.00 0.00 0.00 10:40:02 ens3 2.06 0.62 0.47 0.26 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 9.77 9.77 5.04 5.04 0.00 0.00 0.00 0.00 10:50:00 ens3 0.55 0.31 0.15 0.10 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 lo 7.46 7.46 3.88 3.88 0.00 0.00 0.00 0.00 11:00:02 ens3 0.89 0.65 0.18 0.14 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 lo 19.85 19.85 10.45 10.45 0.00 0.00 0.00 0.00 11:10:02 ens3 1.04 0.73 0.22 0.16 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 14.24 14.24 6.24 6.24 0.00 0.00 0.00 0.00 11:20:02 ens3 1.11 0.46 0.22 0.13 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:02 lo 26.93 26.93 10.93 10.93 0.00 0.00 0.00 0.00 11:30:02 ens3 0.77 0.45 0.18 0.12 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 19.76 19.76 10.79 10.79 0.00 0.00 0.00 0.00 11:40:02 ens3 0.97 0.62 0.24 0.18 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 17.97 17.97 10.07 10.07 0.00 0.00 0.00 0.00 11:50:01 ens3 1.16 0.78 0.30 0.23 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 24.57 24.57 10.41 10.41 0.00 0.00 0.00 0.00 12:00:02 ens3 1.68 0.83 0.37 0.24 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.46 18.46 9.19 9.19 0.00 0.00 0.00 0.00 Average: ens3 15.13 11.22 168.56 1.29 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1599) 03/18/26 _x86_64_ (4 CPU) 09:57:18 LINUX RESTART (4 CPU) 10:00:11 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 50.86 0.00 2.76 0.57 0.10 45.72 10:10:00 0 47.27 0.00 2.75 0.49 0.10 49.38 10:10:00 1 51.85 0.00 2.85 0.57 0.10 44.63 10:10:00 2 52.82 0.00 2.42 0.55 0.09 44.12 10:10:00 3 51.49 0.00 3.02 0.65 0.10 44.74 10:20:01 all 52.52 0.00 1.93 0.08 0.11 45.36 10:20:01 0 52.43 0.00 1.79 0.10 0.12 45.56 10:20:01 1 53.14 0.00 1.94 0.05 0.11 44.76 10:20:01 2 52.99 0.00 1.73 0.07 0.11 45.09 10:20:01 3 51.53 0.00 2.26 0.08 0.12 46.01 10:30:02 all 18.90 0.00 0.96 0.07 0.09 79.99 10:30:02 0 18.95 0.00 1.00 0.04 0.08 79.92 10:30:02 1 18.82 0.00 0.91 0.12 0.09 80.07 10:30:02 2 19.06 0.00 0.94 0.05 0.09 79.87 10:30:02 3 18.76 0.00 1.00 0.06 0.08 80.10 10:40:02 all 13.40 0.00 0.60 0.03 0.06 85.91 10:40:02 0 13.81 0.00 0.63 0.04 0.07 85.46 10:40:02 1 13.63 0.00 0.47 0.04 0.06 85.80 10:40:02 2 13.76 0.00 0.71 0.01 0.06 85.45 10:40:02 3 12.39 0.00 0.61 0.02 0.06 86.93 10:50:00 all 5.66 0.00 0.49 0.03 0.05 93.77 10:50:00 0 6.53 0.00 0.52 0.03 0.06 92.86 10:50:00 1 5.62 0.00 0.46 0.03 0.05 93.84 10:50:00 2 5.44 0.00 0.50 0.01 0.06 94.00 10:50:00 3 5.03 0.00 0.49 0.04 0.05 94.39 11:00:02 all 20.10 0.00 0.75 0.04 0.07 79.04 11:00:02 0 21.20 0.00 0.78 0.06 0.07 77.89 11:00:02 1 20.67 0.00 0.85 0.06 0.07 78.35 11:00:02 2 18.51 0.00 0.80 0.03 0.07 80.59 11:00:02 3 20.04 0.00 0.57 0.02 0.07 79.31 11:10:02 all 24.73 0.00 0.79 0.05 0.07 74.36 11:10:02 0 24.36 0.00 0.81 0.10 0.07 74.66 11:10:02 1 24.42 0.00 0.81 0.04 0.07 74.66 11:10:02 2 24.95 0.00 0.70 0.01 0.07 74.27 11:10:02 3 25.19 0.00 0.85 0.04 0.07 73.85 11:20:02 all 7.61 0.00 0.35 0.03 0.06 91.95 11:20:02 0 7.49 0.00 0.33 0.08 0.05 92.05 11:20:02 1 7.36 0.00 0.44 0.03 0.06 92.12 11:20:02 2 8.07 0.00 0.35 0.01 0.06 91.51 11:20:02 3 7.52 0.00 0.28 0.01 0.06 92.14 11:30:02 all 10.99 0.00 0.55 0.02 0.07 88.37 11:30:02 0 10.97 0.00 0.51 0.03 0.06 88.43 11:30:02 1 10.91 0.00 0.52 0.01 0.07 88.49 11:30:02 2 11.25 0.00 0.61 0.04 0.08 88.02 11:30:02 3 10.84 0.00 0.54 0.00 0.07 88.55 11:40:02 all 10.87 0.00 0.55 0.03 0.07 88.49 11:40:02 0 10.74 0.00 0.49 0.03 0.06 88.68 11:40:02 1 11.00 0.00 0.67 0.01 0.07 88.25 11:40:02 2 10.84 0.00 0.58 0.06 0.07 88.45 11:40:02 3 10.88 0.00 0.48 0.00 0.07 88.57 11:50:01 all 14.86 0.00 0.71 0.04 0.07 84.33 11:50:01 0 14.36 0.00 0.68 0.03 0.07 84.86 11:50:01 1 15.77 0.00 0.77 0.09 0.07 83.31 11:50:01 2 14.54 0.00 0.71 0.03 0.08 84.65 11:50:01 3 14.75 0.00 0.66 0.02 0.07 84.50 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:02 all 16.59 0.00 0.57 0.03 0.07 82.74 12:00:02 0 16.96 0.00 0.68 0.03 0.07 82.26 12:00:02 1 17.02 0.00 0.49 0.01 0.07 82.42 12:00:02 2 15.61 0.00 0.55 0.08 0.07 83.69 12:00:02 3 16.76 0.00 0.56 0.02 0.07 82.59 Average: all 20.54 0.00 0.91 0.08 0.07 78.39 Average: 0 20.38 0.00 0.91 0.09 0.07 78.55 Average: 1 20.79 0.00 0.93 0.09 0.08 78.12 Average: 2 20.60 0.00 0.88 0.08 0.08 78.37 Average: 3 20.38 0.00 0.94 0.08 0.07 78.52