---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12963 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 61G 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 740 9952 3 5295 14905 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:4f:ab:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79931sec preferred_lft 79931sec inet6 fe80::f816:3eff:fe4f:ab17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:33:31:1d:8a:bb 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::e833:31ff:fe1d:8abb/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-12963) 05/12/26 _x86_64_ (4 CPU) 12:55:21 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:02 50.29 2.25 45.21 2.83 109.76 21909.47 8784.27 13:20:02 41.08 20.15 19.77 1.15 252.08 1393.68 533.97 13:30:01 7.09 0.02 6.71 0.36 0.69 209.30 386.97 13:40:02 10.62 0.01 10.17 0.44 0.28 545.76 317.05 13:50:02 16.92 0.01 16.22 0.68 0.56 510.83 357.71 14:00:01 7.67 0.00 7.36 0.30 0.43 218.80 98.57 14:10:02 4.74 0.01 4.54 0.19 1.05 148.15 45.86 14:20:02 6.10 0.00 5.92 0.18 0.32 167.64 72.33 14:30:01 25.34 0.10 9.30 15.93 2.37 569.20 211813.85 14:40:02 7.88 0.02 7.57 0.28 0.92 291.13 349.70 Average: 17.78 2.26 13.29 2.23 36.87 2602.16 22224.39 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:02 1494632 5312256 10616360 64.84 256052 3483604 11737400 67.37 1826084 12406804 232 13:20:02 5777012 9946376 5986800 36.56 267848 3820108 7099476 40.75 2058256 7894340 352 13:30:01 4294448 8480968 7451840 45.51 269076 3835992 8817116 50.61 2065348 9358904 1080 13:40:02 7298872 11598936 4334696 26.47 273336 3940284 5160172 29.62 2100692 6332920 220 13:50:02 7138160 11512864 4420576 27.00 276512 4011608 5180472 29.74 2107920 6486080 288 14:00:01 7158872 11565112 4368468 26.68 277796 4041760 5190564 29.79 2110508 6456116 220 14:10:02 5460028 9889380 6043216 36.91 278648 4063956 6843928 39.28 2113048 8157376 688 14:20:02 5448536 9900840 6031584 36.84 279432 4086088 6771180 38.87 2116640 8167284 284 14:30:01 6763688 11349384 4583692 28.00 283472 4209844 5326088 30.57 2129988 6840060 204 14:40:02 5921156 10558980 5373660 32.82 284456 4260780 6092932 34.97 2149268 7655136 408 Average: 5675540 10011510 5921089 36.16 274663 3975402 6821933 39.16 2077775 7975502 398 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:02 lo 9.18 9.18 7.37 7.37 0.00 0.00 0.00 0.00 13:10:02 ens3 40.77 30.19 648.89 3.49 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 26.16 26.16 13.19 13.19 0.00 0.00 0.00 0.00 13:20:02 ens3 1.70 1.24 0.46 0.38 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 11.92 11.92 7.56 7.56 0.00 0.00 0.00 0.00 13:30:01 ens3 0.71 0.53 0.13 0.10 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 8.53 8.53 3.95 3.95 0.00 0.00 0.00 0.00 13:40:02 ens3 0.64 0.54 0.18 0.15 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:02 lo 16.77 16.77 8.54 8.54 0.00 0.00 0.00 0.00 13:50:02 ens3 0.96 0.76 0.24 0.19 0.00 0.00 0.00 0.00 13:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 17.10 17.10 8.64 8.64 0.00 0.00 0.00 0.00 14:00:01 ens3 0.80 0.61 0.20 0.15 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:02 lo 29.47 29.47 11.76 11.76 0.00 0.00 0.00 0.00 14:10:02 ens3 0.52 0.41 0.11 0.08 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 20.00 20.00 10.71 10.71 0.00 0.00 0.00 0.00 14:20:02 ens3 0.63 0.53 0.14 0.11 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 16.40 16.40 9.78 9.78 0.00 0.00 0.00 0.00 14:30:01 ens3 0.78 0.71 0.22 0.18 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 lo 24.70 24.70 10.45 10.45 0.00 0.00 0.00 0.00 14:40:02 ens3 0.93 0.74 0.24 0.19 0.00 0.00 0.00 0.00 14:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.03 18.03 9.20 9.20 0.00 0.00 0.00 0.00 Average: ens3 4.86 3.63 65.26 0.50 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-12963) 05/12/26 _x86_64_ (4 CPU) 12:55:21 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:02 all 29.75 0.00 1.69 11.80 0.09 56.66 13:10:02 0 29.68 0.00 1.67 19.49 0.10 49.06 13:10:02 1 27.40 0.00 1.82 8.19 0.09 62.50 13:10:02 2 30.76 0.00 1.67 9.38 0.10 58.09 13:10:02 3 31.15 0.00 1.60 10.16 0.09 56.99 13:20:02 all 33.82 0.00 1.30 0.22 0.11 64.55 13:20:02 0 33.50 0.00 1.28 0.09 0.10 65.03 13:20:02 1 34.48 0.00 1.24 0.40 0.11 63.78 13:20:02 2 34.20 0.00 1.38 0.18 0.11 64.12 13:20:02 3 33.08 0.00 1.31 0.21 0.11 65.28 13:30:01 all 16.70 0.00 0.66 0.03 0.08 82.53 13:30:01 0 16.70 0.00 0.65 0.04 0.08 82.54 13:30:01 1 16.51 0.00 0.71 0.02 0.09 82.66 13:30:01 2 16.93 0.00 0.64 0.02 0.08 82.33 13:30:01 3 16.67 0.00 0.63 0.03 0.09 82.58 13:40:02 all 14.97 0.00 0.60 0.05 0.08 84.30 13:40:02 0 14.82 0.00 0.46 0.13 0.08 84.51 13:40:02 1 15.08 0.00 0.62 0.01 0.09 84.20 13:40:02 2 14.97 0.00 0.64 0.02 0.08 84.29 13:40:02 3 15.03 0.00 0.66 0.04 0.08 84.19 13:50:02 all 24.72 0.00 0.82 0.05 0.09 74.31 13:50:02 0 24.80 0.00 0.75 0.06 0.09 74.30 13:50:02 1 24.65 0.00 0.79 0.06 0.09 74.41 13:50:02 2 25.38 0.00 0.89 0.05 0.09 73.58 13:50:02 3 24.06 0.00 0.85 0.04 0.09 74.97 14:00:01 all 12.82 0.00 0.47 0.03 0.08 86.60 14:00:01 0 12.68 0.00 0.33 0.02 0.08 86.88 14:00:01 1 13.03 0.00 0.54 0.04 0.09 86.30 14:00:01 2 13.13 0.00 0.55 0.02 0.09 86.20 14:00:01 3 12.43 0.00 0.46 0.02 0.08 87.02 14:10:02 all 10.86 0.00 0.53 0.02 0.08 88.51 14:10:02 0 11.15 0.00 0.47 0.01 0.08 88.28 14:10:02 1 10.62 0.00 0.52 0.00 0.08 88.76 14:10:02 2 11.12 0.00 0.62 0.03 0.08 88.15 14:10:02 3 10.53 0.00 0.50 0.03 0.08 88.86 14:20:02 all 10.24 0.00 0.55 0.02 0.08 89.10 14:20:02 0 10.19 0.00 0.52 0.00 0.08 89.21 14:20:02 1 10.08 0.00 0.58 0.01 0.08 89.24 14:20:02 2 10.13 0.00 0.59 0.04 0.08 89.17 14:20:02 3 10.56 0.00 0.53 0.03 0.08 88.80 14:30:01 all 13.88 0.00 0.62 0.06 0.08 85.36 14:30:01 0 13.82 0.00 0.67 0.02 0.08 85.42 14:30:01 1 13.77 0.00 0.60 0.03 0.08 85.52 14:30:01 2 14.14 0.00 0.62 0.16 0.08 85.00 14:30:01 3 13.79 0.00 0.60 0.03 0.08 85.50 14:40:02 all 15.23 0.00 0.58 0.11 0.08 83.99 14:40:02 0 15.36 0.00 0.62 0.08 0.08 83.87 14:40:02 1 15.19 0.00 0.57 0.05 0.08 84.11 14:40:02 2 14.61 0.00 0.56 0.06 0.08 84.69 14:40:02 3 15.77 0.00 0.58 0.27 0.08 83.31 Average: all 18.29 0.00 0.78 1.24 0.09 79.61 Average: 0 18.26 0.00 0.74 1.99 0.08 78.92 Average: 1 18.07 0.00 0.80 0.88 0.09 80.16 Average: 2 18.52 0.00 0.82 0.99 0.09 79.58 Average: 3 18.30 0.00 0.77 1.09 0.08 79.76