---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9226 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 62G 22% / 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 727 6882 4 8380 14919 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:05:d7:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80401sec preferred_lft 80401sec inet6 fe80::f816:3eff:fe05:d7f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:e5:49:17:57:bd 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::18e5:49ff:fe17:57bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-9226) 09/18/26 _x86_64_ (4 CPU) 04:33:40 LINUX RESTART (4 CPU) 04:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:28 28.14 1.94 25.10 1.10 120.10 3173.05 2331.10 05:00:13 13.03 0.76 11.54 0.73 9.09 1036.16 860.28 05:10:18 38.23 0.03 36.31 1.88 1.39 2401.19 2186.38 05:20:20 13.01 0.00 12.41 0.60 0.11 311.68 541.47 05:30:28 5.31 0.00 5.03 0.28 0.00 135.77 181.77 05:40:28 5.07 0.10 4.76 0.20 3.15 131.81 72.52 05:50:28 5.38 0.00 5.18 0.20 0.41 146.44 201.99 06:00:28 11.12 0.00 10.60 0.52 0.03 656.37 857.41 06:10:28 20.22 0.02 4.55 15.65 0.29 151.37 212666.11 Average: 15.53 0.32 12.87 2.35 15.07 907.90 24403.83 04:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:28 3315552 11070016 4858316 29.67 230664 7366984 5599132 32.14 1937688 10408020 636 05:00:13 4403128 12526564 3401116 20.77 242108 7709800 5027400 28.86 2012460 9233904 169636 05:10:18 3658776 11253156 4674348 28.55 255956 7172304 6078052 34.89 2197864 9794232 8796 05:20:20 3751808 11373580 4553696 27.81 257696 7197656 5341368 30.66 2203008 9703000 100 05:30:28 3720656 11358740 4569392 27.91 258492 7213108 5268596 30.24 2204360 9719752 148 05:40:28 2105372 9760664 6166524 37.66 259464 7229304 6921412 39.73 2207328 11317168 484 05:50:28 2147844 9821740 6105508 37.29 260136 7247192 6822624 39.16 2210884 11274180 136 06:00:28 3512456 11328412 4599396 28.09 264808 7378248 5315120 30.51 2227124 9910184 196 06:10:28 2863812 10708620 5218392 31.87 265676 7406024 5972708 34.28 2243572 10534808 656 Average: 3275489 11022388 4905188 29.96 255000 7324513 5816268 33.39 2160476 10210583 20088 04:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:28 lo 12.35 12.35 10.01 10.01 0.00 0.00 0.00 0.00 04:50:28 ens3 1.13 1.07 0.25 1.03 0.00 0.00 0.00 0.00 04:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:13 lo 12.76 12.76 5.73 5.73 0.00 0.00 0.00 0.00 05:00:13 ens3 1.17 0.88 0.39 0.31 0.00 0.00 0.00 0.00 05:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:18 lo 26.06 26.06 19.51 19.51 0.00 0.00 0.00 0.00 05:10:18 ens3 1.75 1.65 0.40 0.35 0.00 0.00 0.00 0.00 05:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:20 lo 27.53 27.53 13.31 13.31 0.00 0.00 0.00 0.00 05:20:20 ens3 1.03 0.96 0.23 0.20 0.00 0.00 0.00 0.00 05:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:28 lo 28.40 28.40 10.10 10.10 0.00 0.00 0.00 0.00 05:30:28 ens3 0.57 0.40 0.13 0.10 0.00 0.00 0.00 0.00 05:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:28 lo 14.61 14.61 7.55 7.55 0.00 0.00 0.00 0.00 05:40:28 ens3 0.56 0.57 0.12 0.10 0.00 0.00 0.00 0.00 05:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:28 lo 16.53 16.53 9.97 9.97 0.00 0.00 0.00 0.00 05:50:28 ens3 0.63 0.60 0.13 0.11 0.00 0.00 0.00 0.00 05:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:28 lo 19.04 19.04 9.99 9.99 0.00 0.00 0.00 0.00 06:00:28 ens3 1.01 0.86 0.27 0.23 0.00 0.00 0.00 0.00 06:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:28 lo 19.88 19.88 8.05 8.05 0.00 0.00 0.00 0.00 06:10:28 ens3 0.58 0.47 0.12 0.10 0.00 0.00 0.00 0.00 06:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.71 19.71 10.49 10.49 0.00 0.00 0.00 0.00 Average: ens3 0.94 0.83 0.22 0.28 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-9226) 09/18/26 _x86_64_ (4 CPU) 04:33:40 LINUX RESTART (4 CPU) 04:40:20 CPU %user %nice %system %iowait %steal %idle 04:50:28 all 26.43 0.00 1.17 0.12 0.03 72.26 04:50:28 0 26.73 0.00 1.22 0.11 0.02 71.92 04:50:28 1 27.07 0.00 1.21 0.17 0.03 71.52 04:50:28 2 26.61 0.00 1.04 0.12 0.02 72.21 04:50:28 3 25.31 0.00 1.20 0.08 0.03 73.38 05:00:13 all 15.88 0.00 0.79 0.05 0.02 83.25 05:00:13 0 15.84 0.00 0.85 0.05 0.03 83.23 05:00:13 1 15.84 0.00 0.79 0.04 0.02 83.30 05:00:13 2 15.77 0.00 0.74 0.08 0.02 83.39 05:00:13 3 16.08 0.00 0.78 0.04 0.02 83.08 05:10:18 all 54.21 0.00 2.04 0.13 0.05 43.57 05:10:18 0 54.93 0.00 2.12 0.21 0.05 42.69 05:10:18 1 53.97 0.00 2.09 0.13 0.05 43.76 05:10:18 2 53.96 0.00 1.96 0.13 0.05 43.90 05:10:18 3 53.97 0.00 1.99 0.06 0.05 43.93 05:20:20 all 19.55 0.00 0.90 0.07 0.04 79.45 05:20:20 0 19.14 0.00 1.01 0.12 0.04 79.69 05:20:20 1 19.78 0.00 0.87 0.05 0.04 79.27 05:20:20 2 18.96 0.00 0.86 0.05 0.03 80.10 05:20:20 3 20.30 0.00 0.88 0.05 0.04 78.73 05:30:28 all 8.47 0.00 0.45 0.03 0.03 91.02 05:30:28 0 8.53 0.00 0.49 0.03 0.03 90.91 05:30:28 1 7.80 0.00 0.41 0.02 0.03 91.74 05:30:28 2 8.56 0.00 0.45 0.01 0.03 90.95 05:30:28 3 8.97 0.00 0.43 0.07 0.02 90.50 05:40:28 all 9.78 0.00 0.54 0.05 0.03 89.61 05:40:28 0 9.76 0.00 0.57 0.06 0.03 89.58 05:40:28 1 9.65 0.00 0.52 0.02 0.03 89.78 05:40:28 2 9.73 0.00 0.54 0.11 0.03 89.60 05:40:28 3 9.98 0.00 0.53 0.01 0.03 89.46 05:50:28 all 9.81 0.00 0.55 0.03 0.03 89.59 05:50:28 0 10.10 0.00 0.72 0.01 0.04 89.13 05:50:28 1 9.92 0.00 0.52 0.01 0.03 89.52 05:50:28 2 9.84 0.00 0.46 0.07 0.03 89.61 05:50:28 3 9.36 0.00 0.51 0.02 0.03 90.09 06:00:28 all 19.97 0.00 0.86 0.06 0.04 79.07 06:00:28 0 18.28 0.00 0.93 0.13 0.03 80.63 06:00:28 1 20.09 0.00 0.81 0.01 0.04 79.05 06:00:28 2 20.03 0.00 0.84 0.05 0.03 79.05 06:00:28 3 21.49 0.00 0.87 0.05 0.04 77.56 06:10:28 all 9.17 0.00 0.57 0.30 0.03 89.92 06:10:28 0 9.31 0.00 0.59 0.07 0.03 90.00 06:10:28 1 8.92 0.00 0.62 0.30 0.04 90.12 06:10:28 2 9.21 0.00 0.54 0.04 0.04 90.17 06:10:28 3 9.25 0.00 0.52 0.79 0.03 89.40 Average: all 19.30 0.00 0.88 0.09 0.03 79.70 Average: 0 19.24 0.00 0.95 0.09 0.03 79.69 Average: 1 19.28 0.00 0.87 0.08 0.03 79.73 Average: 2 19.24 0.00 0.83 0.07 0.03 79.83 Average: 3 19.45 0.00 0.86 0.13 0.03 79.53