---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62858 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 11G 68G 13% / 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 636 10895 4 4456 15008 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:48:04:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80565sec preferred_lft 80565sec inet6 fe80::f816:3eff:fe48:447/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:8a:11:a3:d6:86 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 ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62858) 10/08/26 _x86_64_ (4 CPU) 01:54:24 LINUX RESTART (4 CPU) 02:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:26 1.29 0.00 1.28 0.01 0.04 17.20 2.12 02:20:00 1.12 0.00 1.12 0.00 0.01 13.50 0.00 02:30:25 1.15 0.00 1.15 0.00 0.00 13.42 0.00 02:40:26 1.12 0.00 1.12 0.00 0.00 13.17 0.00 02:50:01 1.20 0.00 1.20 0.00 0.00 13.67 0.00 03:00:26 1.25 0.00 1.25 0.00 0.00 14.16 0.00 03:10:26 1.32 0.00 1.32 0.00 0.00 14.83 0.00 03:20:01 1.30 0.00 1.30 0.00 0.00 14.39 0.00 03:30:23 47.97 4.93 39.55 3.49 288.31 7193.47 5290.98 Average: 6.60 0.57 5.63 0.40 33.19 840.74 609.32 02:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:26 13363736 15501880 509600 3.11 62060 2299708 1173876 6.74 276824 2462604 12 02:20:00 13362756 15501268 510228 3.12 62416 2299720 1173876 6.74 277172 2463576 16 02:30:25 13362256 15501228 510368 3.12 62864 2299728 1173876 6.74 277624 2464696 164 02:40:26 13361276 15500664 510916 3.12 63192 2299804 1173876 6.74 277956 2465548 44 02:50:01 13349208 15489248 522276 3.19 63592 2300068 1175140 6.75 278344 2476804 208 03:00:26 13348912 15489348 522188 3.19 63976 2300076 1182196 6.79 278728 2476056 12 03:10:26 13348316 15489340 522168 3.19 64424 2300216 1182196 6.79 279168 2476272 16 03:20:01 13347456 15488864 522668 3.19 64784 2300220 1182196 6.79 279544 2476304 212 03:30:23 11177636 15382908 574064 3.51 146328 4180436 1141556 6.55 804188 3986844 12 Average: 13113506 15482750 522720 3.19 72626 2508886 1173199 6.73 336616 2638745 77 02:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:26 ens3 0.81 0.13 0.11 0.04 0.00 0.00 0.00 0.00 02:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:00 ens3 0.47 0.08 0.04 0.02 0.00 0.00 0.00 0.00 02:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:25 ens3 0.38 0.11 0.08 0.04 0.00 0.00 0.00 0.00 02:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:26 ens3 0.31 0.07 0.04 0.02 0.00 0.00 0.00 0.00 02:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 0.79 0.68 0.12 0.62 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:00:26 ens3 0.29 0.07 0.03 0.02 0.00 0.00 0.00 0.00 03:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:10:26 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 03:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 0.31 0.09 0.05 0.02 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:23 lo 766.67 766.67 727.72 727.72 0.00 0.00 0.00 0.00 03:30:23 ens3 182.00 143.79 1216.14 53.54 0.00 0.00 0.00 0.00 03:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 88.35 88.35 83.78 83.78 0.00 0.00 0.00 0.00 Average: ens3 21.36 16.70 140.06 6.25 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62858) 10/08/26 _x86_64_ (4 CPU) 01:54:24 LINUX RESTART (4 CPU) 02:00:23 CPU %user %nice %system %iowait %steal %idle 02:10:26 all 0.14 0.00 0.02 0.01 0.00 99.82 02:10:26 0 0.18 0.00 0.02 0.02 0.00 99.78 02:10:26 1 0.30 0.00 0.03 0.00 0.00 99.66 02:10:26 2 0.07 0.00 0.02 0.00 0.00 99.90 02:10:26 3 0.02 0.00 0.02 0.03 0.00 99.93 02:20:00 all 0.33 0.00 0.02 0.01 0.00 99.64 02:20:00 0 0.01 0.00 0.02 0.01 0.00 99.96 02:20:00 1 0.02 0.00 0.02 0.00 0.00 99.96 02:20:00 2 0.03 0.00 0.02 0.01 0.00 99.95 02:20:00 3 1.26 0.00 0.02 0.03 0.00 98.69 02:30:25 all 0.21 0.00 0.02 0.02 0.00 99.75 02:30:25 0 0.01 0.00 0.01 0.00 0.00 99.97 02:30:25 1 0.02 0.00 0.02 0.01 0.00 99.95 02:30:25 2 0.03 0.00 0.03 0.02 0.00 99.92 02:30:25 3 0.78 0.00 0.01 0.04 0.00 99.17 02:40:26 all 0.08 0.00 0.02 0.02 0.00 99.88 02:40:26 0 0.01 0.00 0.01 0.00 0.00 99.98 02:40:26 1 0.01 0.00 0.01 0.01 0.00 99.97 02:40:26 2 0.02 0.00 0.03 0.01 0.00 99.94 02:40:26 3 0.29 0.00 0.01 0.05 0.00 99.65 02:50:01 all 0.19 0.00 0.02 0.01 0.00 99.77 02:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 02:50:01 1 0.05 0.00 0.02 0.01 0.00 99.93 02:50:01 2 0.42 0.00 0.02 0.00 0.00 99.55 02:50:01 3 0.29 0.00 0.02 0.04 0.00 99.65 03:00:26 all 0.16 0.00 0.02 0.02 0.00 99.80 03:00:26 0 0.03 0.00 0.02 0.00 0.00 99.94 03:00:26 1 0.02 0.00 0.01 0.01 0.00 99.96 03:00:26 2 0.31 0.00 0.01 0.03 0.00 99.65 03:00:26 3 0.27 0.00 0.04 0.05 0.00 99.64 03:10:26 all 0.22 0.00 0.02 0.02 0.00 99.73 03:10:26 0 0.02 0.00 0.02 0.01 0.00 99.95 03:10:26 1 0.02 0.00 0.02 0.01 0.00 99.95 03:10:26 2 0.01 0.00 0.02 0.01 0.00 99.96 03:10:26 3 0.83 0.00 0.03 0.06 0.00 99.08 03:20:01 all 0.02 0.00 0.02 0.01 0.00 99.95 03:20:01 0 0.02 0.00 0.03 0.02 0.00 99.93 03:20:01 1 0.01 0.00 0.01 0.01 0.00 99.98 03:20:01 2 0.02 0.00 0.04 0.00 0.00 99.94 03:20:01 3 0.01 0.00 0.01 0.01 0.00 99.97 03:30:23 all 41.38 0.00 2.18 0.55 0.02 55.87 03:30:23 0 38.90 0.00 2.15 0.47 0.02 58.46 03:30:23 1 44.71 0.00 2.38 0.71 0.02 52.17 03:30:23 2 41.19 0.00 1.88 0.60 0.02 56.31 03:30:23 3 40.72 0.00 2.32 0.42 0.02 56.53 Average: all 4.90 0.00 0.27 0.08 0.00 94.75 Average: 0 4.51 0.00 0.26 0.06 0.00 95.16 Average: 1 5.19 0.00 0.29 0.09 0.00 94.43 Average: 2 4.84 0.00 0.24 0.08 0.00 94.85 Average: 3 5.08 0.00 0.28 0.08 0.00 94.55