---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8190 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 731 6730 4 8526 14913 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:4e:01:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80435sec preferred_lft 80435sec inet6 fe80::f816:3eff:fe4e:12f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:ca:54:02:28:80 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::5cca:54ff:fe02:2880/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8190) 09/14/26 _x86_64_ (4 CPU) 11:18:18 LINUX RESTART (4 CPU) 11:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:24 88.01 8.51 75.83 3.68 806.07 29794.82 8914.49 11:40:12 5.57 0.32 5.04 0.21 19.27 126.75 419.73 11:50:40 26.71 0.74 24.62 1.35 9.67 1821.51 1265.09 12:00:25 31.59 0.06 29.93 1.61 3.25 1740.85 832.91 12:10:10 5.17 0.00 4.97 0.19 0.00 130.43 63.10 12:20:26 7.91 0.00 7.54 0.36 0.10 225.50 869.40 12:30:27 5.29 0.00 5.07 0.21 0.45 149.16 53.53 12:40:27 35.79 11.95 8.43 15.41 136.20 547.45 215245.66 12:50:28 9.73 0.00 9.40 0.33 0.00 292.80 273.50 Average: 24.24 2.42 19.22 2.60 110.76 3964.15 25275.46 11:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:24 162932 7842488 8084324 49.38 231544 7291580 9319704 53.50 1896064 13595292 296 11:40:12 3229260 10919668 5008112 30.59 232496 7301592 5707500 32.76 1946440 10490212 100 11:50:40 175000 7693716 8231400 50.27 247172 7109772 9124860 52.38 2088092 13384796 824 12:00:25 3743716 11453112 4473308 27.32 259044 7282644 5300548 30.43 2190292 9692472 2636 12:10:10 7578736 15311560 617372 3.77 259704 7305360 1401524 8.04 2192096 5882548 11128 12:20:26 2226708 9979108 5947604 36.33 260736 7323808 6737100 38.67 2194840 11221432 364 12:30:27 2046760 9818732 6107976 37.31 261580 7342444 6891432 39.56 2198368 11392656 164 12:40:27 3574840 11531500 4395404 26.85 269132 7498456 5161808 29.63 2250952 9806608 1208 12:50:28 2686752 10689072 5237392 31.99 270152 7541968 6029600 34.61 2270160 10658600 264 Average: 2824967 10582106 5344766 32.64 254618 7333069 6186008 35.51 2136367 10680513 1887 11:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:24 lo 7.54 7.54 6.18 6.18 0.00 0.00 0.00 0.00 11:30:24 ens3 158.98 125.59 1712.13 12.19 0.00 0.00 0.00 0.00 11:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 10.29 10.29 5.65 5.65 0.00 0.00 0.00 0.00 11:40:12 ens3 0.91 0.76 0.66 0.98 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:40 lo 14.99 14.99 12.17 12.17 0.00 0.00 0.00 0.00 11:50:40 ens3 1.38 1.27 0.36 0.31 0.00 0.00 0.00 0.00 11:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:25 lo 34.02 34.02 18.00 18.00 0.00 0.00 0.00 0.00 12:00:25 ens3 1.69 1.73 0.41 0.38 0.00 0.00 0.00 0.00 12:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:10 lo 18.30 18.30 8.81 8.81 0.00 0.00 0.00 0.00 12:10:10 ens3 0.69 0.57 0.16 0.11 0.00 0.00 0.00 0.00 12:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:26 lo 28.82 28.82 11.38 11.38 0.00 0.00 0.00 0.00 12:20:26 ens3 0.57 0.50 0.13 0.11 0.00 0.00 0.00 0.00 12:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:27 lo 19.27 19.27 10.14 10.14 0.00 0.00 0.00 0.00 12:30:27 ens3 0.65 0.55 0.14 0.11 0.00 0.00 0.00 0.00 12:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:27 lo 16.03 16.03 9.57 9.57 0.00 0.00 0.00 0.00 12:40:27 ens3 0.97 0.72 0.29 0.23 0.00 0.00 0.00 0.00 12:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:28 lo 23.54 23.54 10.25 10.25 0.00 0.00 0.00 0.00 12:50:28 ens3 0.83 0.70 0.17 0.14 0.00 0.00 0.00 0.00 12:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.15 19.15 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 19.01 15.10 195.77 1.65 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-8190) 09/14/26 _x86_64_ (4 CPU) 11:18:18 LINUX RESTART (4 CPU) 11:20:05 CPU %user %nice %system %iowait %steal %idle 11:30:24 all 40.50 0.00 2.24 0.55 0.04 56.67 11:30:24 0 44.11 0.00 2.32 0.51 0.03 53.03 11:30:24 1 40.36 0.00 2.16 0.48 0.04 56.95 11:30:24 2 38.61 0.00 2.14 0.76 0.04 58.45 11:30:24 3 38.90 0.00 2.34 0.46 0.03 58.26 11:40:12 all 8.68 0.00 0.45 0.05 0.02 90.80 11:40:12 0 8.33 0.00 0.45 0.03 0.02 91.18 11:40:12 1 8.88 0.00 0.45 0.05 0.03 90.59 11:40:12 2 8.59 0.00 0.42 0.04 0.02 90.93 11:40:12 3 8.92 0.00 0.48 0.07 0.02 90.51 11:50:40 all 38.06 0.00 1.47 0.23 0.05 60.19 11:50:40 0 37.39 0.00 1.49 0.27 0.05 60.80 11:50:40 1 39.73 0.00 1.58 0.42 0.06 58.21 11:50:40 2 36.76 0.00 1.40 0.06 0.04 61.73 11:50:40 3 38.37 0.00 1.41 0.16 0.05 60.02 12:00:25 all 44.37 0.00 1.75 0.15 0.07 53.65 12:00:25 0 44.91 0.00 1.74 0.05 0.07 53.23 12:00:25 1 43.32 0.00 1.90 0.12 0.08 54.59 12:00:25 2 44.49 0.00 1.70 0.34 0.08 53.39 12:00:25 3 44.78 0.00 1.66 0.10 0.06 53.39 12:10:10 all 8.39 0.00 0.44 0.03 0.06 91.08 12:10:10 0 8.27 0.00 0.53 0.05 0.06 91.07 12:10:10 1 8.11 0.00 0.45 0.01 0.06 91.36 12:10:10 2 8.54 0.00 0.35 0.02 0.06 91.04 12:10:10 3 8.63 0.00 0.41 0.03 0.06 90.86 12:20:26 all 16.08 0.00 0.78 0.04 0.07 83.03 12:20:26 0 16.36 0.00 0.83 0.02 0.06 82.73 12:20:26 1 15.88 0.00 0.73 0.02 0.07 83.30 12:20:26 2 15.43 0.00 0.83 0.09 0.07 83.58 12:20:26 3 16.67 0.00 0.73 0.02 0.07 82.51 12:30:27 all 10.50 0.00 0.59 0.03 0.06 88.82 12:30:27 0 10.62 0.00 0.67 0.01 0.06 88.65 12:30:27 1 10.61 0.00 0.59 0.02 0.07 88.71 12:30:27 2 10.75 0.00 0.52 0.03 0.05 88.65 12:30:27 3 10.01 0.00 0.59 0.07 0.07 89.26 12:40:27 all 13.36 0.09 0.75 0.19 0.05 85.57 12:40:27 0 13.90 0.16 0.89 0.35 0.05 84.64 12:40:27 1 13.48 0.10 0.64 0.13 0.05 85.60 12:40:27 2 13.11 0.04 0.72 0.12 0.05 85.96 12:40:27 3 12.95 0.07 0.73 0.14 0.06 86.06 12:50:28 all 15.50 0.00 0.79 0.04 0.04 83.63 12:50:28 0 16.10 0.00 0.77 0.01 0.04 83.07 12:50:28 1 14.74 0.00 0.86 0.04 0.05 84.31 12:50:28 2 15.77 0.00 0.77 0.07 0.04 83.35 12:50:28 3 15.40 0.00 0.74 0.02 0.04 83.79 Average: all 21.86 0.01 1.04 0.15 0.05 76.89 Average: 0 22.37 0.02 1.08 0.15 0.05 76.33 Average: 1 21.83 0.01 1.05 0.15 0.05 76.91 Average: 2 21.47 0.00 0.99 0.17 0.05 77.31 Average: 3 21.77 0.01 1.02 0.12 0.05 77.03