---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47032 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 738 7070 4 8181 14908 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:3b:da:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80540sec preferred_lft 80540sec inet6 fe80::f816:3eff:fe3b:dae7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:22:8f:28:d1:bf 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::6c22:8fff:fe28:d1bf/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-47032) 09/03/26 _x86_64_ (4 CPU) 05:45:18 LINUX RESTART (4 CPU) 05:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:13 52.64 1.93 48.53 2.17 118.83 23081.36 9043.33 06:10:17 5.96 0.09 5.58 0.28 1.07 166.58 905.13 06:20:01 40.69 0.80 37.81 2.07 11.03 3184.33 1029.16 06:30:25 15.43 0.02 14.61 0.80 0.40 388.48 270.96 06:40:20 5.18 0.00 4.93 0.25 0.00 133.20 97.70 06:50:01 5.06 0.00 4.83 0.23 0.00 154.57 333.40 07:00:25 5.86 0.00 5.66 0.20 0.01 150.83 387.11 07:10:04 8.96 0.00 8.53 0.44 0.00 550.37 156.13 07:20:01 7.36 0.00 7.03 0.33 0.00 265.67 126.13 Average: 16.38 0.32 15.31 0.75 14.82 3159.25 1390.25 05:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:13 6229956 14493640 1435236 8.77 234288 7865308 2215664 12.72 1956832 7480188 2736 06:10:17 2782676 11056276 4870652 29.75 235692 7873664 5572348 31.99 1978952 10891776 268 06:20:01 5315952 12718916 3208312 19.60 259200 6981244 3954252 22.70 2223156 8123264 8420 06:30:25 3896056 11335996 4591412 28.04 261824 7015224 5357744 30.75 2242580 9519088 64 06:40:20 3752264 11207812 4719632 28.83 262804 7029824 5438488 31.22 2244468 9639052 132 06:50:01 2298932 9771956 6154616 37.59 263376 7046656 6894232 39.57 2246488 11091796 268 07:00:25 2316144 9807832 6118668 37.37 264072 7064572 6879296 39.49 2250048 11069628 84 07:10:04 7665784 15278060 650420 3.97 268036 7175084 1420828 8.16 2257740 5729564 284 07:20:01 2819964 10477444 5449144 33.28 269088 7218916 6160836 35.36 2277636 10541308 1028 Average: 4119748 11794215 4133121 25.24 257598 7252277 4877076 27.99 2186433 9342852 1476 05:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:13 lo 9.43 9.43 7.32 7.32 0.00 0.00 0.00 0.00 06:00:13 ens3 58.89 45.98 741.57 4.11 0.00 0.00 0.00 0.00 06:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:17 lo 15.09 15.09 8.16 8.16 0.00 0.00 0.00 0.00 06:10:17 ens3 0.64 0.61 0.13 0.11 0.00 0.00 0.00 0.00 06:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 lo 21.97 21.97 17.26 17.26 0.00 0.00 0.00 0.00 06:20:01 ens3 1.95 1.79 0.56 0.49 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:25 lo 28.57 28.57 14.34 14.34 0.00 0.00 0.00 0.00 06:30:25 ens3 1.52 1.24 0.39 0.33 0.00 0.00 0.00 0.00 06:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:20 lo 23.44 23.44 8.82 8.82 0.00 0.00 0.00 0.00 06:40:20 ens3 0.69 0.67 0.12 0.80 0.00 0.00 0.00 0.00 06:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 26.00 26.00 11.55 11.55 0.00 0.00 0.00 0.00 06:50:01 ens3 1.61 0.85 0.45 0.67 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:25 lo 17.07 17.07 10.02 10.02 0.00 0.00 0.00 0.00 07:00:25 ens3 0.98 0.70 0.26 0.20 0.00 0.00 0.00 0.00 07:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:04 lo 11.82 11.82 6.68 6.68 0.00 0.00 0.00 0.00 07:10:04 ens3 1.08 0.89 0.32 0.25 0.00 0.00 0.00 0.00 07:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 24.49 24.49 10.41 10.41 0.00 0.00 0.00 0.00 07:20:01 ens3 0.86 0.85 0.18 0.16 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.76 19.76 10.50 10.50 0.00 0.00 0.00 0.00 Average: ens3 7.70 6.05 84.26 0.80 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-47032) 09/03/26 _x86_64_ (4 CPU) 05:45:18 LINUX RESTART (4 CPU) 05:50:01 CPU %user %nice %system %iowait %steal %idle 06:00:13 all 30.36 0.00 1.49 0.43 0.02 67.70 06:00:13 0 28.84 0.00 1.62 0.66 0.02 68.86 06:00:13 1 29.67 0.00 1.44 0.43 0.02 68.45 06:00:13 2 30.83 0.00 1.33 0.21 0.02 67.61 06:00:13 3 32.09 0.00 1.58 0.43 0.02 65.89 06:10:17 all 13.16 0.00 0.61 0.03 0.02 86.18 06:10:17 0 13.18 0.00 0.68 0.01 0.01 86.12 06:10:17 1 12.72 0.00 0.52 0.04 0.01 86.71 06:10:17 2 13.34 0.00 0.58 0.06 0.01 86.00 06:10:17 3 13.41 0.00 0.67 0.02 0.02 85.88 06:20:01 all 53.03 0.00 2.00 0.14 0.02 44.81 06:20:01 0 52.58 0.00 1.92 0.14 0.02 45.35 06:20:01 1 52.47 0.00 2.04 0.09 0.02 45.38 06:20:01 2 52.79 0.00 1.94 0.12 0.02 45.12 06:20:01 3 54.28 0.00 2.11 0.20 0.03 43.38 06:30:25 all 26.78 0.00 1.12 0.06 0.02 72.02 06:30:25 0 27.08 0.00 1.24 0.03 0.02 71.63 06:30:25 1 27.06 0.00 1.13 0.03 0.02 71.76 06:30:25 2 26.12 0.00 1.09 0.09 0.02 72.68 06:30:25 3 26.84 0.00 1.04 0.08 0.02 72.02 06:40:20 all 8.47 0.00 0.60 0.03 0.02 90.89 06:40:20 0 7.99 0.00 0.64 0.03 0.01 91.32 06:40:20 1 8.55 0.00 0.54 0.02 0.02 90.88 06:40:20 2 8.76 0.00 0.65 0.05 0.02 90.53 06:40:20 3 8.57 0.00 0.56 0.01 0.02 90.84 06:50:01 all 10.90 0.00 0.57 0.04 0.03 88.47 06:50:01 0 10.87 0.00 0.62 0.02 0.02 88.47 06:50:01 1 11.09 0.00 0.52 0.00 0.03 88.35 06:50:01 2 11.20 0.00 0.59 0.03 0.03 88.16 06:50:01 3 10.43 0.00 0.54 0.09 0.03 88.92 07:00:25 all 9.37 0.00 0.49 0.05 0.03 90.05 07:00:25 0 9.38 0.00 0.54 0.07 0.03 89.97 07:00:25 1 9.28 0.00 0.48 0.09 0.03 90.11 07:00:25 2 9.64 0.00 0.56 0.04 0.03 89.72 07:00:25 3 9.19 0.00 0.39 0.01 0.03 90.38 07:10:04 all 13.64 0.00 0.67 0.05 0.03 85.61 07:10:04 0 13.44 0.00 0.76 0.05 0.03 85.71 07:10:04 1 13.52 0.00 0.64 0.08 0.03 85.72 07:10:04 2 13.95 0.00 0.71 0.03 0.03 85.27 07:10:04 3 13.66 0.00 0.54 0.02 0.03 85.75 07:20:01 all 15.97 0.00 0.77 0.04 0.03 83.20 07:20:01 0 16.03 0.00 0.86 0.09 0.02 83.00 07:20:01 1 15.73 0.00 0.70 0.01 0.03 83.52 07:20:01 2 15.89 0.00 0.74 0.04 0.03 83.31 07:20:01 3 16.23 0.00 0.77 0.02 0.03 82.96 Average: all 20.16 0.00 0.92 0.10 0.02 78.79 Average: 0 19.91 0.00 0.99 0.12 0.02 78.96 Average: 1 19.99 0.00 0.89 0.09 0.02 79.01 Average: 2 20.25 0.00 0.91 0.08 0.02 78.74 Average: 3 20.50 0.00 0.91 0.10 0.02 78.47