---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4467 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 23G 133G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 1000 13888 4 17203 30623 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:81:3c:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.235/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84400sec preferred_lft 84400sec inet6 fe80::f816:3eff:fe81:3c00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:52:46:7a:7e:b7 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::9c52:46ff:fe7a:7eb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4467) 09/23/26 _x86_64_ (8 CPU) 13:49:45 LINUX RESTART (8 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:12 489.19 14.54 464.13 10.52 1818.20 48004.80 42929.70 14:10:22 12.64 0.23 11.25 1.17 3.20 1282.05 474.61 14:20:00 59.03 0.05 54.58 4.40 6.72 11041.91 20436.61 Average: 189.52 5.04 179.10 5.38 621.27 20296.30 21312.82 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:12 15630300 26288320 5947368 18.10 493416 9636708 6947252 20.49 2846260 13086264 12040 14:10:22 14331484 25324020 6906712 21.02 511780 9911932 11030780 32.53 2940612 14256740 4152 14:20:00 12693776 25927408 6296016 19.16 528456 12048904 6061052 17.87 3600904 15095140 264 Average: 14218520 25846583 6383365 19.42 511217 10532515 8013028 23.63 3129259 14146048 5485 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:12 lo 2.85 2.85 1.07 1.07 0.00 0.00 0.00 0.00 14:00:12 ens3 517.42 351.69 3799.39 842.31 0.00 0.00 0.00 0.00 14:00:12 docker0 14.70 20.09 0.84 256.16 0.00 0.00 0.00 0.00 14:10:22 lo 5.76 5.76 0.96 0.96 0.00 0.00 0.00 0.00 14:10:22 ens3 155.32 109.12 160.71 61.15 0.00 0.00 0.00 0.00 14:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 14:20:00 ens3 73.74 50.01 407.32 368.58 0.00 0.00 0.00 0.00 14:20:00 docker0 7.42 15.19 0.43 260.26 0.00 0.00 0.00 0.00 Average: lo 3.27 3.27 0.73 0.73 0.00 0.00 0.00 0.00 Average: ens3 252.22 172.60 1476.70 425.35 0.00 0.00 0.00 0.00 Average: docker0 7.38 11.70 0.42 170.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4467) 09/23/26 _x86_64_ (8 CPU) 13:49:45 LINUX RESTART (8 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:12 all 52.60 0.00 4.96 0.81 0.02 41.61 14:00:12 0 52.99 0.00 5.48 1.04 0.02 40.48 14:00:12 1 51.53 0.00 4.74 0.86 0.02 42.85 14:00:12 2 51.53 0.00 5.62 1.03 0.02 41.80 14:00:12 3 52.95 0.00 5.00 0.87 0.03 41.15 14:00:12 4 53.88 0.00 5.03 0.71 0.02 40.35 14:00:12 5 51.80 0.00 4.85 0.54 0.02 42.80 14:00:12 6 53.97 0.00 4.63 0.85 0.02 40.52 14:00:12 7 52.16 0.00 4.34 0.56 0.03 42.91 14:10:22 all 88.53 0.00 3.13 0.00 0.03 8.30 14:10:22 0 87.51 0.00 3.23 0.00 0.02 9.24 14:10:22 1 92.26 0.00 3.04 0.00 0.02 4.68 14:10:22 2 89.51 0.00 3.16 0.00 0.04 7.29 14:10:22 3 85.81 0.00 3.03 0.01 0.02 11.14 14:10:22 4 88.06 0.00 3.21 0.02 0.04 8.68 14:10:22 5 88.89 0.00 3.05 0.00 0.02 8.03 14:10:22 6 90.15 0.00 2.95 0.00 0.01 6.88 14:10:22 7 86.07 0.00 3.38 0.00 0.07 10.48 14:20:00 all 83.42 0.00 3.56 0.62 0.04 12.36 14:20:00 0 84.02 0.00 3.64 1.87 0.03 10.43 14:20:00 1 83.31 0.00 3.50 0.47 0.04 12.68 14:20:00 2 83.28 0.00 3.86 0.40 0.05 12.42 14:20:00 3 83.29 0.00 3.39 0.28 0.03 13.01 14:20:00 4 83.18 0.00 3.75 0.78 0.06 12.22 14:20:00 5 83.09 0.00 3.15 0.40 0.03 13.32 14:20:00 6 83.49 0.00 3.44 0.40 0.05 12.62 14:20:00 7 83.71 0.00 3.76 0.33 0.03 12.16 Average: all 74.72 0.00 3.89 0.47 0.03 20.89 Average: 0 74.68 0.00 4.12 0.95 0.02 20.22 Average: 1 75.58 0.00 3.77 0.44 0.03 20.18 Average: 2 74.65 0.00 4.22 0.48 0.04 20.62 Average: 3 73.86 0.00 3.82 0.39 0.03 21.91 Average: 4 74.92 0.00 4.00 0.50 0.04 20.54 Average: 5 74.46 0.00 3.69 0.31 0.03 21.51 Average: 6 75.75 0.00 3.68 0.42 0.03 20.13 Average: 7 73.82 0.00 3.83 0.30 0.04 22.01