---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46941 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 18G 61G 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 717 9541 4 5730 14928 Swap: 1023 11 1012 ---> 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:6c:71:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80222sec preferred_lft 80222sec inet6 fe80::f816:3eff:fe6c:715b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:28:d9:b4:5d:b0 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-46941) 09/02/26 _x86_64_ (4 CPU) 20:33:57 LINUX RESTART (4 CPU) 20:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:04 93.58 21.12 69.14 3.33 278.48 27810.89 10341.53 21:00:11 31.33 6.19 23.92 1.22 60.48 1412.72 1385.76 21:10:11 18.23 0.15 17.12 0.96 1.99 807.23 1185.31 21:20:11 12.27 0.28 11.46 0.52 4.03 348.33 406.04 21:30:10 6.07 0.00 5.86 0.21 0.00 139.62 121.56 21:40:11 6.89 0.02 6.57 0.30 0.82 199.61 112.96 21:50:11 4.91 0.01 4.71 0.18 0.12 136.08 99.33 22:00:11 5.20 0.00 5.01 0.19 0.00 149.45 91.68 22:10:11 8.89 0.01 8.47 0.41 0.11 540.27 108.01 Average: 20.74 3.07 16.86 0.81 38.16 3470.51 1527.45 20:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:04 156124 5689844 10236076 62.52 260504 5142860 11515032 66.10 2066352 13447016 227608 21:00:11 3896268 8643968 7285212 44.50 263220 4377792 8499728 48.79 2044136 9764012 2552 21:10:11 9429708 14311872 1620852 9.90 268736 4502332 3007292 17.26 2075128 4219944 8788 21:20:11 6608896 11532364 4399312 26.87 270848 4541320 5174220 29.70 2080152 7011232 80 21:30:10 9182616 14130944 1801748 11.00 271476 4565516 2904928 16.67 2082056 4456972 12568 21:40:11 4878700 9845624 6085164 37.17 272180 4583408 6836908 39.24 2084520 8729932 316 21:50:11 5205056 10189760 5741468 35.07 272636 4600652 6575924 37.75 2087520 8413724 60 22:00:11 6408920 11414184 4517608 27.59 273464 4620352 5303832 30.44 2089840 7217828 328 22:10:11 6208692 11336872 4594256 28.06 277452 4733700 5307128 30.46 2103664 7387324 396 Average: 5774998 10788381 5142411 31.41 270057 4629770 6124999 35.16 2079263 7849776 28077 20:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:04 lo 15.16 15.16 13.02 13.02 0.00 0.00 0.00 0.00 20:50:04 ens3 50.46 39.05 657.97 3.88 0.00 0.00 0.00 0.00 20:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:11 lo 38.94 38.94 19.27 19.27 0.00 0.00 0.00 0.00 21:00:11 ens3 1.78 1.71 0.38 0.34 0.00 0.00 0.00 0.00 21:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:11 lo 30.56 30.56 13.08 13.08 0.00 0.00 0.00 0.00 21:10:11 ens3 1.34 1.38 0.34 0.30 0.00 0.00 0.00 0.00 21:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:11 lo 16.67 16.67 7.86 7.86 0.00 0.00 0.00 0.00 21:20:11 ens3 0.97 0.94 0.18 1.07 0.00 0.00 0.00 0.00 21:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:10 lo 13.56 13.56 7.29 7.29 0.00 0.00 0.00 0.00 21:30:10 ens3 0.61 0.60 0.13 0.11 0.00 0.00 0.00 0.00 21:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:11 lo 29.59 29.59 11.78 11.78 0.00 0.00 0.00 0.00 21:40:11 ens3 0.57 0.48 0.11 0.09 0.00 0.00 0.00 0.00 21:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:11 lo 13.88 13.88 7.34 7.34 0.00 0.00 0.00 0.00 21:50:11 ens3 0.54 0.43 0.11 0.09 0.00 0.00 0.00 0.00 21:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:11 lo 17.87 17.87 10.12 10.12 0.00 0.00 0.00 0.00 22:00:11 ens3 0.66 0.51 0.16 0.13 0.00 0.00 0.00 0.00 22:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:11 lo 21.24 21.24 10.25 10.25 0.00 0.00 0.00 0.00 22:10:11 ens3 0.96 1.04 0.25 0.23 0.00 0.00 0.00 0.00 22:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.98 21.98 11.12 11.12 0.00 0.00 0.00 0.00 Average: ens3 6.37 5.08 72.43 0.69 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-46941) 09/02/26 _x86_64_ (4 CPU) 20:33:57 LINUX RESTART (4 CPU) 20:40:11 CPU %user %nice %system %iowait %steal %idle 20:50:04 all 51.69 0.00 2.51 0.32 0.03 45.44 20:50:04 0 50.41 0.00 2.63 0.47 0.04 46.45 20:50:04 1 51.13 0.00 2.44 0.25 0.02 46.16 20:50:04 2 53.51 0.00 2.61 0.30 0.03 43.54 20:50:04 3 51.72 0.00 2.38 0.27 0.02 45.62 21:00:11 all 45.70 0.00 2.09 0.10 0.02 52.09 21:00:11 0 46.08 0.00 2.41 0.13 0.03 51.34 21:00:11 1 46.10 0.00 2.01 0.15 0.01 51.72 21:00:11 2 45.75 0.00 1.90 0.05 0.02 52.28 21:00:11 3 44.88 0.00 2.02 0.08 0.02 53.01 21:10:11 all 28.73 0.00 1.29 0.08 0.02 69.88 21:10:11 0 29.01 0.00 1.41 0.17 0.02 69.39 21:10:11 1 28.78 0.00 1.34 0.05 0.02 69.82 21:10:11 2 27.80 0.00 1.22 0.04 0.02 70.92 21:10:11 3 29.34 0.00 1.20 0.04 0.02 69.41 21:20:11 all 18.66 0.00 0.77 0.06 0.01 80.50 21:20:11 0 18.80 0.00 0.86 0.05 0.01 80.28 21:20:11 1 18.19 0.00 0.77 0.07 0.01 80.96 21:20:11 2 18.66 0.00 0.72 0.02 0.01 80.59 21:20:11 3 18.98 0.00 0.72 0.11 0.01 80.18 21:30:10 all 9.12 0.00 0.46 0.02 0.01 90.39 21:30:10 0 8.96 0.00 0.57 0.04 0.01 90.41 21:30:10 1 9.89 0.00 0.38 0.03 0.01 89.69 21:30:10 2 8.85 0.00 0.50 0.01 0.01 90.62 21:30:10 3 8.75 0.00 0.39 0.01 0.02 90.83 21:40:11 all 12.15 0.00 0.51 0.03 0.01 87.30 21:40:11 0 12.01 0.00 0.45 0.02 0.01 87.51 21:40:11 1 12.05 0.00 0.52 0.02 0.02 87.40 21:40:11 2 12.39 0.00 0.53 0.07 0.01 87.00 21:40:11 3 12.17 0.00 0.52 0.01 0.01 87.28 21:50:11 all 8.03 0.00 0.42 0.03 0.02 91.51 21:50:11 0 8.41 0.00 0.45 0.02 0.01 91.11 21:50:11 1 8.16 0.00 0.39 0.06 0.02 91.37 21:50:11 2 7.99 0.00 0.41 0.01 0.02 91.57 21:50:11 3 7.56 0.00 0.44 0.01 0.02 91.98 22:00:11 all 8.20 0.00 0.55 0.02 0.02 91.21 22:00:11 0 8.36 0.00 0.61 0.01 0.02 91.00 22:00:11 1 8.39 0.00 0.56 0.03 0.02 91.01 22:00:11 2 8.08 0.00 0.58 0.03 0.02 91.29 22:00:11 3 7.97 0.00 0.45 0.03 0.02 91.53 22:10:11 all 13.67 0.00 0.66 0.05 0.02 85.61 22:10:11 0 13.23 0.00 0.65 0.03 0.02 86.07 22:10:11 1 14.23 0.00 0.74 0.01 0.02 85.00 22:10:11 2 13.96 0.00 0.60 0.12 0.02 85.30 22:10:11 3 13.24 0.00 0.63 0.04 0.02 86.07 Average: all 21.77 0.00 1.03 0.08 0.02 77.10 Average: 0 21.70 0.00 1.12 0.10 0.02 77.06 Average: 1 21.88 0.00 1.02 0.07 0.02 77.02 Average: 2 21.88 0.00 1.01 0.07 0.02 77.02 Average: 3 21.63 0.00 0.97 0.07 0.02 77.32