---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8425 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 61G 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 734 6894 4 8359 14911 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:35:64:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79811sec preferred_lft 79811sec inet6 fe80::f816:3eff:fe35:64cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:b9:b4:95:d5:7e 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::44b9:b4ff:fe95:d57e/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-8425) 09/15/26 _x86_64_ (4 CPU) 19:32:29 LINUX RESTART (4 CPU) 19:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:01 32.64 0.93 16.43 15.29 81.07 1452.86 217172.11 20:00:01 9.58 0.00 9.06 0.51 0.03 299.50 2092.02 20:10:01 3.93 0.00 3.75 0.17 0.00 118.48 66.48 20:20:01 43.60 0.79 40.57 2.25 10.63 3341.97 2192.31 20:30:01 14.43 0.00 13.78 0.65 0.00 418.47 557.41 20:40:01 5.53 0.09 5.27 0.17 2.36 149.70 72.00 20:50:01 5.30 0.00 5.13 0.17 0.00 154.36 124.71 21:00:01 5.92 0.00 5.75 0.17 0.00 169.57 63.61 21:10:01 11.76 0.00 11.27 0.49 0.00 691.05 396.47 21:20:01 5.66 0.00 5.48 0.18 0.01 189.84 317.19 Average: 13.84 0.18 11.65 2.01 9.43 698.74 22352.15 19:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:01 3339452 11086744 4841232 29.57 230476 7360108 5552720 31.87 1950384 10351100 236 20:00:01 6764428 14531304 1398788 8.54 232156 7377816 2196748 12.61 1969648 6940620 6392 20:10:01 1851348 9623836 6303220 38.50 233364 7382212 7078124 40.63 1971300 11824260 104 20:20:01 4562260 12004092 3923916 23.97 256544 7021616 4635932 26.61 2207720 8875548 240 20:30:01 3756100 11246772 4681244 28.59 258652 7068192 5468796 31.39 2226132 9676356 400 20:40:01 3773628 11285260 4642576 28.35 259204 7088548 5386628 30.92 2228188 9639548 640 20:50:01 2350640 9883404 6043684 36.91 259892 7108944 6823792 39.17 2230316 11060608 448 21:00:01 2178824 9735168 6191940 37.82 260760 7131552 6968520 40.00 2234164 11212100 280 21:10:01 3690272 11402360 4525300 27.64 265116 7276548 5286436 30.34 2249932 9695672 512 21:20:01 2752928 10496208 5430696 33.17 265728 7306272 6032788 34.63 2261260 10611756 280 Average: 3501988 11129515 4798260 29.31 252189 7212181 5543048 31.82 2152904 9988757 953 19:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:01 lo 13.06 13.06 9.28 9.28 0.00 0.00 0.00 0.00 19:50:01 ens3 0.93 0.67 0.24 0.18 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 13.31 13.31 6.92 6.92 0.00 0.00 0.00 0.00 20:00:01 ens3 0.77 0.60 0.18 0.15 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 9.62 9.62 4.90 4.90 0.00 0.00 0.00 0.00 20:10:01 ens3 0.66 0.28 0.19 0.12 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 23.41 23.41 18.13 18.13 0.00 0.00 0.00 0.00 20:20:01 ens3 2.11 2.00 0.57 1.59 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 27.90 27.90 13.87 13.87 0.00 0.00 0.00 0.00 20:30:01 ens3 1.18 1.00 0.26 0.22 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 25.47 25.47 9.40 9.40 0.00 0.00 0.00 0.00 20:40:01 ens3 0.62 0.47 0.15 0.11 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 18.38 18.38 8.52 8.52 0.00 0.00 0.00 0.00 20:50:01 ens3 0.51 0.47 0.10 0.08 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 16.53 16.53 9.72 9.72 0.00 0.00 0.00 0.00 21:00:01 ens3 0.71 0.56 0.19 0.15 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 19.83 19.83 10.75 10.75 0.00 0.00 0.00 0.00 21:10:01 ens3 1.03 0.81 0.29 0.23 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 33.14 33.14 12.91 12.91 0.00 0.00 0.00 0.00 21:20:01 ens3 0.75 0.61 0.15 0.13 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.06 20.06 10.44 10.44 0.00 0.00 0.00 0.00 Average: ens3 0.93 0.75 0.23 0.30 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-8425) 09/15/26 _x86_64_ (4 CPU) 19:32:29 LINUX RESTART (4 CPU) 19:40:00 CPU %user %nice %system %iowait %steal %idle 19:50:01 all 23.28 0.00 0.98 0.16 0.02 75.56 19:50:01 0 22.00 0.00 1.01 0.22 0.02 76.75 19:50:01 1 25.12 0.00 0.99 0.11 0.02 73.76 19:50:01 2 22.86 0.00 0.99 0.18 0.02 75.95 19:50:01 3 23.12 0.00 0.94 0.13 0.02 75.79 20:00:01 all 16.93 0.00 0.72 0.07 0.02 82.26 20:00:01 0 15.97 0.00 0.82 0.16 0.02 83.03 20:00:01 1 17.59 0.00 0.73 0.04 0.02 81.63 20:00:01 2 17.36 0.00 0.66 0.05 0.02 81.91 20:00:01 3 16.80 0.00 0.68 0.05 0.02 82.46 20:10:01 all 7.93 0.00 0.40 0.02 0.02 91.62 20:10:01 0 7.68 0.00 0.41 0.01 0.02 91.88 20:10:01 1 7.99 0.00 0.44 0.02 0.02 91.53 20:10:01 2 8.21 0.00 0.39 0.05 0.02 91.33 20:10:01 3 7.85 0.00 0.36 0.01 0.02 91.75 20:20:01 all 53.94 0.00 1.93 0.21 0.04 43.89 20:20:01 0 55.01 0.00 1.95 0.06 0.04 42.94 20:20:01 1 53.48 0.00 2.01 0.14 0.04 44.32 20:20:01 2 53.05 0.00 1.74 0.36 0.03 44.81 20:20:01 3 54.20 0.00 2.02 0.27 0.04 43.47 20:30:01 all 25.06 0.00 1.09 0.05 0.03 73.78 20:30:01 0 25.39 0.00 1.09 0.04 0.02 73.45 20:30:01 1 24.71 0.00 1.10 0.02 0.03 74.15 20:30:01 2 25.52 0.00 1.11 0.02 0.03 73.32 20:30:01 3 24.60 0.00 1.05 0.12 0.03 74.20 20:40:01 all 8.17 0.00 0.50 0.03 0.02 91.28 20:40:01 0 7.88 0.00 0.57 0.02 0.02 91.51 20:40:01 1 8.48 0.00 0.50 0.02 0.02 90.98 20:40:01 2 7.95 0.00 0.51 0.04 0.02 91.47 20:40:01 3 8.37 0.00 0.41 0.03 0.02 91.18 20:50:01 all 9.59 0.00 0.54 0.05 0.03 89.79 20:50:01 0 9.23 0.00 0.60 0.03 0.03 90.12 20:50:01 1 9.79 0.00 0.49 0.05 0.03 89.64 20:50:01 2 9.88 0.00 0.56 0.09 0.04 89.43 20:50:01 3 9.44 0.00 0.52 0.02 0.03 89.99 21:00:01 all 10.00 0.00 0.63 0.05 0.03 89.29 21:00:01 0 10.08 0.00 0.68 0.03 0.03 89.17 21:00:01 1 9.88 0.00 0.63 0.10 0.03 89.36 21:00:01 2 10.26 0.00 0.62 0.03 0.04 89.05 21:00:01 3 9.78 0.00 0.58 0.02 0.04 89.59 21:10:01 all 19.35 0.00 0.83 0.06 0.03 79.73 21:10:01 0 18.20 0.00 0.93 0.05 0.03 80.80 21:10:01 1 19.09 0.00 0.79 0.03 0.03 80.07 21:10:01 2 20.13 0.00 0.83 0.02 0.03 78.99 21:10:01 3 19.98 0.00 0.77 0.16 0.03 79.06 21:20:01 all 10.68 0.00 0.56 0.03 0.03 88.69 21:20:01 0 10.65 0.00 0.58 0.01 0.03 88.73 21:20:01 1 10.67 0.00 0.60 0.03 0.04 88.67 21:20:01 2 10.67 0.00 0.50 0.03 0.03 88.77 21:20:01 3 10.74 0.00 0.58 0.04 0.04 88.60 Average: all 18.49 0.00 0.82 0.07 0.03 80.59 Average: 0 18.21 0.00 0.86 0.06 0.03 80.84 Average: 1 18.68 0.00 0.83 0.05 0.03 80.41 Average: 2 18.58 0.00 0.79 0.09 0.03 80.51 Average: 3 18.49 0.00 0.79 0.09 0.03 80.61