---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20934 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: 5600.00 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 716 11000 3 4272 14926 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:7b:00:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79805sec preferred_lft 79805sec inet6 fe80::f816:3eff:fe7b:c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:64:c9:fb:28:93 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::c864:c9ff:fefb:2893/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-20934) 05/28/26 _x86_64_ (4 CPU) 09:24:44 LINUX RESTART (4 CPU) 09:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:14 71.58 3.05 64.64 3.89 536.33 17955.96 8531.55 09:50:14 52.56 22.23 28.76 1.57 274.25 1588.69 791.00 10:00:14 6.70 0.28 6.13 0.29 15.55 192.82 127.62 10:10:14 18.10 0.07 17.22 0.81 3.92 694.96 485.60 10:20:14 16.89 0.04 16.16 0.69 2.04 434.32 606.29 10:30:05 5.81 0.04 5.59 0.18 1.43 134.88 63.31 10:40:06 21.44 0.08 5.46 15.90 2.50 143.05 211379.53 10:50:07 6.17 0.01 5.95 0.21 1.24 158.88 67.94 11:00:08 8.61 0.00 8.23 0.38 0.25 334.74 269.64 11:10:14 8.57 0.01 8.15 0.40 0.62 462.49 391.70 Average: 21.65 2.58 16.63 2.43 83.81 2210.53 22312.00 09:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:14 169728 3158072 12772700 78.01 256208 2727264 13875740 79.65 2058388 13571156 12 09:50:14 5336564 8492552 7437664 45.43 268536 2909176 8962764 51.45 2222596 8279292 5456 10:00:14 7955884 11132232 4798756 29.31 269396 2928680 5524272 31.71 2243104 5606332 80 10:10:14 10465052 13754356 2180856 13.32 274392 3033660 2964956 17.02 2293764 3092016 92 10:20:14 8157332 11500496 4433596 27.08 276980 3084816 5250036 30.14 2300140 5377016 44 10:30:05 8083184 11440692 4493120 27.44 277652 3098492 5290596 30.37 2301712 5456740 228 10:40:06 6775396 10155976 5777176 35.28 280212 3118992 6617528 37.98 2310376 6757284 304 10:50:07 6665060 10064968 5867936 35.84 280764 3137760 6697480 38.44 2314008 6858596 52 11:00:08 9616344 13133856 2800968 17.11 284288 3246860 4280380 24.57 2321672 3910072 56136 11:10:14 7427456 10989436 4944248 30.20 285552 3289916 5851052 33.58 2341348 6073240 372 Average: 7065200 10382264 5550702 33.90 275398 3057562 6531480 37.49 2270711 6498174 6278 09:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:14 lo 13.32 13.32 12.35 12.35 0.00 0.00 0.00 0.00 09:40:14 ens3 89.18 42.68 783.90 8.32 0.00 0.00 0.00 0.00 09:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 lo 41.28 41.28 21.73 21.73 0.00 0.00 0.00 0.00 09:50:14 ens3 2.07 1.73 0.53 0.44 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:14 lo 27.12 27.12 10.20 10.20 0.00 0.00 0.00 0.00 10:00:14 ens3 0.98 0.63 0.27 0.20 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:14 lo 8.80 8.80 5.52 5.52 0.00 0.00 0.00 0.00 10:10:14 ens3 1.06 0.89 0.25 0.24 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 18.30 18.30 9.37 9.37 0.00 0.00 0.00 0.00 10:20:14 ens3 1.06 0.74 0.27 0.21 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 20.43 20.43 8.76 8.76 0.00 0.00 0.00 0.00 10:30:05 ens3 0.77 0.55 0.17 0.13 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 20.05 20.05 8.08 8.08 0.00 0.00 0.00 0.00 10:40:06 ens3 0.60 0.33 0.15 0.10 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:07 lo 20.54 20.54 10.81 10.81 0.00 0.00 0.00 0.00 10:50:07 ens3 0.76 0.54 0.17 0.13 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:08 lo 14.55 14.55 7.90 7.90 0.00 0.00 0.00 0.00 11:00:08 ens3 0.90 0.72 0.27 0.22 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 23.55 23.55 11.52 11.52 0.00 0.00 0.00 0.00 11:10:14 ens3 1.07 0.78 0.26 0.20 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.79 20.79 10.63 10.63 0.00 0.00 0.00 0.00 Average: ens3 9.85 4.96 78.63 1.02 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-20934) 05/28/26 _x86_64_ (4 CPU) 09:24:44 LINUX RESTART (4 CPU) 09:30:14 CPU %user %nice %system %iowait %steal %idle 09:40:14 all 42.80 0.00 1.93 6.14 0.09 49.04 09:40:14 0 41.47 0.00 1.92 6.74 0.09 49.78 09:40:14 1 41.21 0.00 1.82 6.81 0.09 50.07 09:40:14 2 43.24 0.00 1.99 5.21 0.10 49.47 09:40:14 3 45.27 0.00 2.00 5.79 0.09 46.85 09:50:14 all 51.01 0.00 1.92 0.34 0.12 46.61 09:50:14 0 51.40 0.00 1.94 0.70 0.12 45.85 09:50:14 1 50.27 0.00 1.94 0.13 0.12 47.54 09:50:14 2 51.81 0.00 1.89 0.18 0.12 46.00 09:50:14 3 50.55 0.00 1.91 0.35 0.12 47.07 10:00:14 all 13.53 0.00 0.75 0.14 0.08 85.50 10:00:14 0 13.23 0.00 0.79 0.19 0.08 85.71 10:00:14 1 13.61 0.00 0.74 0.15 0.08 85.43 10:00:14 2 13.48 0.00 0.73 0.13 0.08 85.58 10:00:14 3 13.82 0.00 0.73 0.07 0.09 85.29 10:10:14 all 25.78 0.00 0.97 0.36 0.08 72.81 10:10:14 0 25.11 0.00 0.97 0.08 0.09 73.77 10:10:14 1 24.94 0.00 0.98 0.13 0.09 73.86 10:10:14 2 27.38 0.00 0.97 1.17 0.08 70.40 10:10:14 3 25.69 0.00 0.96 0.05 0.08 73.21 10:20:14 all 27.99 0.00 0.90 0.44 0.08 70.59 10:20:14 0 26.77 0.00 0.85 0.29 0.08 72.00 10:20:14 1 28.39 0.00 0.92 0.25 0.08 70.36 10:20:14 2 27.85 0.00 0.88 0.17 0.08 71.02 10:20:14 3 28.97 0.00 0.96 1.03 0.08 68.96 10:30:05 all 8.91 0.00 0.43 0.08 0.06 90.52 10:30:05 0 8.64 0.00 0.41 0.12 0.06 90.77 10:30:05 1 9.37 0.00 0.45 0.05 0.06 90.08 10:30:05 2 8.84 0.00 0.48 0.08 0.06 90.54 10:30:05 3 8.80 0.00 0.38 0.07 0.06 90.69 10:40:06 all 9.38 0.00 0.40 0.17 0.06 89.99 10:40:06 0 9.16 0.00 0.36 0.09 0.06 90.33 10:40:06 1 9.35 0.00 0.41 0.25 0.06 89.94 10:40:06 2 9.54 0.00 0.51 0.24 0.06 89.65 10:40:06 3 9.48 0.00 0.34 0.09 0.05 90.04 10:50:07 all 10.54 0.00 0.41 0.04 0.07 88.95 10:50:07 0 10.34 0.00 0.37 0.01 0.06 89.21 10:50:07 1 10.98 0.00 0.43 0.03 0.07 88.50 10:50:07 2 10.60 0.00 0.43 0.05 0.07 88.85 10:50:07 3 10.25 0.00 0.41 0.06 0.07 89.22 11:00:08 all 10.79 0.00 0.50 0.13 0.07 88.51 11:00:08 0 11.55 0.00 0.61 0.06 0.06 87.71 11:00:08 1 10.22 0.00 0.47 0.33 0.07 88.92 11:00:08 2 10.83 0.00 0.46 0.08 0.07 88.55 11:00:08 3 10.57 0.00 0.46 0.05 0.07 88.85 11:10:14 all 16.50 0.00 0.56 0.07 0.07 82.80 11:10:14 0 16.38 0.00 0.54 0.04 0.07 82.97 11:10:14 1 16.36 0.00 0.55 0.13 0.07 82.89 11:10:14 2 16.57 0.00 0.62 0.05 0.07 82.69 11:10:14 3 16.70 0.00 0.52 0.07 0.07 82.64 Average: all 21.73 0.00 0.88 0.79 0.08 76.52 Average: 0 21.42 0.00 0.88 0.83 0.08 76.79 Average: 1 21.47 0.00 0.87 0.83 0.08 76.76 Average: 2 22.02 0.00 0.90 0.74 0.08 76.27 Average: 3 22.03 0.00 0.87 0.76 0.08 76.26