---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17405 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: 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: 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 26G 130G 17% / 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 871 14326 4 16894 30744 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:ff:db:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.16/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83451sec preferred_lft 83451sec inet6 fe80::f816:3eff:feff:db7d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:51:36:4a:73: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 inet6 fe80::7051:36ff:fe4a:73b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17405) 09/02/26 _x86_64_ (8 CPU) 14:30:08 LINUX RESTART (8 CPU) 14:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:19 176.43 0.15 169.10 7.19 13.70 39894.18 40558.14 15:00:19 29.40 0.34 27.04 2.02 24.47 4276.75 9211.90 15:10:13 9.07 0.07 8.64 0.37 1.27 1321.52 814.45 Average: 71.75 0.19 68.37 3.20 13.19 15188.25 16895.28 14:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:19 1156016 21253440 10896784 33.16 586628 18612888 17089596 50.40 4802104 23239772 1420 15:00:19 418520 18351844 13561504 41.27 565920 16722296 21240188 62.63 4745064 23978740 17256 15:10:13 410512 18115136 13784804 41.95 565676 16511460 21424100 63.18 4711828 24011636 11820 Average: 661683 19240140 12747697 38.79 572741 17282215 19917961 58.74 4752999 23743383 10165 14:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:19 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 14:50:19 ens3 143.16 85.41 2072.74 22.62 0.00 0.00 0.00 0.00 14:50:19 docker0 19.52 40.58 1.13 607.33 0.00 0.00 0.00 0.00 14:50:19 br-9b7b4ecbf8f6 0.35 0.31 0.01 0.02 0.00 0.00 0.00 0.00 14:50:19 veth7f48134 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 14:50:19 vethaa8ac91 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 14:50:19 vetha4e3a71 35.28 36.71 11.73 12.55 0.00 0.00 0.00 0.00 14:50:19 veth34c4369 0.40 0.39 0.04 0.19 0.00 0.00 0.00 0.00 14:50:19 veth2648aa9 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:19 veth66ae935 31.63 30.12 15.57 8.20 0.00 0.00 0.00 0.00 14:50:19 veth85e94ff 0.39 0.64 0.56 4.05 0.00 0.00 0.00 0.00 14:50:19 veth3cbf189 1.62 1.29 0.21 1.30 0.00 0.00 0.00 0.00 15:00:19 lo 20.00 20.00 71.63 71.63 0.00 0.00 0.00 0.00 15:00:19 ens3 9.12 7.90 18.65 2.03 0.00 0.00 0.00 0.00 15:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:19 br-9b7b4ecbf8f6 19.39 21.99 14.65 75.53 0.00 0.00 0.00 0.00 15:00:19 veth7f48134 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:00:19 vethaa8ac91 16.66 16.42 173.70 46.28 0.00 0.00 0.00 0.01 15:00:19 vetha4e3a71 101.19 109.98 68.62 51.09 0.00 0.00 0.00 0.01 15:00:19 veth34c4369 8.86 8.90 45.93 17.51 0.00 0.00 0.00 0.00 15:00:19 veth2648aa9 28.97 31.68 14.21 247.67 0.00 0.00 0.00 0.02 15:00:19 veth66ae935 68.07 62.64 58.95 36.08 0.00 0.00 0.00 0.00 15:00:19 veth3cbf189 47.88 44.14 20.45 35.18 0.00 0.00 0.00 0.00 15:10:13 lo 32.25 32.25 157.36 157.36 0.00 0.00 0.00 0.00 15:10:13 ens3 1.25 0.91 0.36 0.94 0.00 0.00 0.00 0.00 15:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 br-9b7b4ecbf8f6 28.00 29.26 30.66 128.46 0.00 0.00 0.00 0.00 15:10:13 veth7f48134 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 vethaa8ac91 7.82 6.90 19.63 4.94 0.00 0.00 0.00 0.00 15:10:13 vetha4e3a71 62.33 68.56 48.79 23.49 0.00 0.00 0.00 0.00 15:10:13 veth34c4369 6.48 7.18 5.35 19.12 0.00 0.00 0.00 0.00 15:10:13 veth2648aa9 31.62 32.85 31.11 146.75 0.00 0.00 0.00 0.01 15:10:13 veth66ae935 41.37 38.67 28.82 24.25 0.00 0.00 0.00 0.00 15:10:13 veth3cbf189 32.12 28.85 14.08 26.65 0.00 0.00 0.00 0.00 Average: lo 17.56 17.56 76.12 76.12 0.00 0.00 0.00 0.00 Average: ens3 51.26 31.46 698.31 8.55 0.00 0.00 0.00 0.00 Average: docker0 6.52 13.55 0.38 202.75 0.00 0.00 0.00 0.00 Average: br-9b7b4ecbf8f6 15.88 17.16 15.07 67.85 0.00 0.00 0.00 0.00 Average: veth7f48134 0.05 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethaa8ac91 8.19 7.83 64.69 17.14 0.00 0.00 0.00 0.01 Average: vetha4e3a71 66.32 71.80 43.06 29.08 0.00 0.00 0.00 0.00 Average: veth34c4369 5.25 5.49 17.17 12.26 0.00 0.00 0.00 0.00 Average: veth2648aa9 20.19 21.53 15.06 131.57 0.00 0.00 0.00 0.01 Average: veth66ae935 47.06 43.85 34.49 22.85 0.00 0.00 0.00 0.00 Average: veth3cbf189 27.22 24.77 11.58 21.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17405) 09/02/26 _x86_64_ (8 CPU) 14:30:08 LINUX RESTART (8 CPU) 14:40:20 CPU %user %nice %system %iowait %steal %idle 14:50:19 all 14.06 0.03 3.54 1.81 0.07 80.48 14:50:19 0 13.53 0.02 3.73 2.30 0.08 80.33 14:50:19 1 14.10 0.02 3.86 1.51 0.08 80.44 14:50:19 2 15.76 0.01 3.36 2.75 0.07 78.04 14:50:19 3 13.02 0.02 3.48 1.82 0.08 81.58 14:50:19 4 14.23 0.06 3.87 1.19 0.07 80.57 14:50:19 5 14.91 0.02 3.32 1.14 0.07 80.54 14:50:19 6 13.56 0.03 3.58 1.94 0.07 80.82 14:50:19 7 13.36 0.04 3.11 1.87 0.08 81.54 15:00:19 all 10.82 0.01 2.33 0.15 0.09 86.61 15:00:19 0 11.60 0.00 3.11 0.25 0.09 84.95 15:00:19 1 10.14 0.02 2.57 0.15 0.09 87.04 15:00:19 2 11.03 0.01 2.31 0.18 0.09 86.39 15:00:19 3 11.44 0.01 2.36 0.06 0.08 86.06 15:00:19 4 10.67 0.00 2.08 0.14 0.09 87.02 15:00:19 5 10.29 0.00 2.00 0.14 0.09 87.47 15:00:19 6 11.12 0.01 2.12 0.09 0.09 86.57 15:00:19 7 10.26 0.00 2.06 0.17 0.09 87.42 15:10:13 all 8.57 0.00 2.45 0.09 0.05 88.83 15:10:13 0 8.41 0.00 3.47 0.07 0.05 88.00 15:10:13 1 8.22 0.00 2.92 0.07 0.05 88.74 15:10:13 2 8.97 0.00 2.41 0.02 0.05 88.55 15:10:13 3 8.45 0.00 2.31 0.18 0.05 89.01 15:10:13 4 8.33 0.00 2.21 0.05 0.05 89.36 15:10:13 5 8.35 0.00 2.07 0.02 0.05 89.52 15:10:13 6 8.60 0.00 2.08 0.13 0.05 89.14 15:10:13 7 9.24 0.00 2.11 0.22 0.05 88.38 Average: all 11.16 0.01 2.77 0.69 0.07 85.30 Average: 0 11.18 0.01 3.43 0.87 0.07 84.43 Average: 1 10.82 0.01 3.12 0.58 0.07 85.40 Average: 2 11.92 0.01 2.69 0.99 0.07 84.32 Average: 3 10.98 0.01 2.72 0.68 0.07 85.54 Average: 4 11.09 0.02 2.72 0.46 0.07 85.64 Average: 5 11.19 0.01 2.47 0.44 0.07 85.83 Average: 6 11.10 0.01 2.59 0.72 0.07 85.50 Average: 7 10.96 0.01 2.43 0.75 0.07 85.77