---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7503 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 998 13231 4 17862 30625 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:14:63:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.214/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83649sec preferred_lft 83649sec inet6 fe80::f816:3eff:fe14:6328/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:0d:ee:10:bb:6d 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::8c0d:eeff:fe10:bb6d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-7503) 10/06/26 _x86_64_ (8 CPU) 17:31:05 LINUX RESTART (8 CPU) 17:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:11 167.31 0.22 158.64 8.46 3.68 32679.30 71103.56 18:00:01 24.70 0.16 22.62 1.92 4.98 3610.24 5281.55 18:10:01 9.66 0.06 9.09 0.51 1.47 1594.01 129.01 Average: 68.04 0.15 64.22 3.67 3.37 12793.60 25880.04 17:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:11 2102760 22159268 9991364 30.40 592504 18569148 16433772 48.46 5027916 22071452 760 18:00:01 443172 19370108 12535252 38.14 576652 17695228 20494244 60.44 5078704 23591416 6856 18:10:01 298500 18972264 12914588 39.30 575992 17465424 20843512 61.47 5030572 23785908 11696 Average: 948144 20167213 11813735 35.95 581716 17909933 19257176 56.79 5045731 23149592 6437 17:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:11 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 17:50:11 ens3 141.14 81.03 1969.12 18.49 0.00 0.00 0.00 0.00 17:50:11 docker0 25.20 46.90 1.39 592.47 0.00 0.00 0.00 0.00 17:50:11 br-dc339e643e98 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 17:50:11 veth36b545f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 17:50:11 vethc96c9aa 45.50 47.91 19.22 24.83 0.00 0.00 0.00 0.00 17:50:11 vethdb3fcfd 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 17:50:11 vethfba4b59 0.42 0.40 0.05 0.23 0.00 0.00 0.00 0.00 17:50:11 veth6b59233 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 17:50:11 vetha9483a4 43.60 40.72 34.25 15.84 0.00 0.00 0.00 0.00 17:50:11 veth456cefe 0.73 1.34 0.81 10.39 0.00 0.00 0.00 0.00 17:50:11 vetha02abc9 1.78 1.42 0.24 1.47 0.00 0.00 0.00 0.00 18:00:01 lo 24.25 24.25 90.80 90.80 0.00 0.00 0.00 0.00 18:00:01 ens3 10.52 7.88 13.77 4.50 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 br-dc339e643e98 19.83 24.08 17.07 86.31 0.00 0.00 0.00 0.00 18:00:01 veth36b545f 17.12 17.04 178.29 47.68 0.00 0.00 0.00 0.01 18:00:01 vethc96c9aa 75.50 80.58 55.57 36.75 0.00 0.00 0.00 0.00 18:00:01 vethdb3fcfd 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 18:00:01 vethfba4b59 9.70 9.69 47.40 19.53 0.00 0.00 0.00 0.00 18:00:01 veth6b59233 29.50 33.77 16.68 262.89 0.00 0.00 0.00 0.02 18:00:01 vetha9483a4 50.64 46.48 42.09 29.40 0.00 0.00 0.00 0.00 18:00:01 vetha02abc9 35.54 34.58 18.41 28.70 0.00 0.00 0.00 0.00 18:10:01 lo 35.06 35.06 168.75 168.75 0.00 0.00 0.00 0.00 18:10:01 ens3 1.03 0.79 0.31 0.87 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 br-dc339e643e98 21.27 23.11 33.69 135.91 0.00 0.00 0.00 0.00 18:10:01 veth36b545f 8.62 7.59 26.78 5.53 0.00 0.00 0.00 0.00 18:10:01 vethc96c9aa 50.82 55.33 42.91 21.23 0.00 0.00 0.00 0.00 18:10:01 vethdb3fcfd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 vethfba4b59 6.88 7.83 5.93 26.20 0.00 0.00 0.00 0.00 18:10:01 veth6b59233 25.27 27.09 34.05 161.29 0.00 0.00 0.00 0.01 18:10:01 vetha9483a4 39.04 35.71 35.58 23.92 0.00 0.00 0.00 0.00 18:10:01 vetha02abc9 21.64 20.56 12.13 21.14 0.00 0.00 0.00 0.00 Average: lo 19.79 19.79 86.00 86.00 0.00 0.00 0.00 0.00 Average: ens3 51.64 30.32 672.21 8.03 0.00 0.00 0.00 0.00 Average: docker0 8.54 15.90 0.47 200.87 0.00 0.00 0.00 0.00 Average: br-dc339e643e98 13.69 15.68 16.82 73.59 0.00 0.00 0.00 0.00 Average: veth36b545f 8.49 8.16 67.35 17.47 0.00 0.00 0.00 0.01 Average: vethc96c9aa 57.11 61.09 39.02 27.53 0.00 0.00 0.00 0.00 Average: vethdb3fcfd 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfba4b59 5.62 5.92 17.52 15.21 0.00 0.00 0.00 0.00 Average: veth6b59233 18.10 20.13 16.82 139.90 0.00 0.00 0.00 0.01 Average: vetha9483a4 44.39 40.94 37.26 22.98 0.00 0.00 0.00 0.00 Average: vetha02abc9 19.46 18.66 10.16 16.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-7503) 10/06/26 _x86_64_ (8 CPU) 17:31:05 LINUX RESTART (8 CPU) 17:40:00 CPU %user %nice %system %iowait %steal %idle 17:50:11 all 11.49 0.02 2.83 0.69 0.01 84.96 17:50:11 0 11.21 0.02 3.05 0.81 0.01 84.90 17:50:11 1 11.03 0.02 2.94 0.65 0.01 85.36 17:50:11 2 13.65 0.02 3.16 1.33 0.01 81.83 17:50:11 3 11.02 0.03 2.60 0.54 0.00 85.79 17:50:11 4 11.59 0.04 2.71 0.74 0.01 84.91 17:50:11 5 12.66 0.03 2.90 0.54 0.01 83.87 17:50:11 6 10.40 0.02 2.72 0.45 0.01 86.40 17:50:11 7 10.39 0.02 2.53 0.44 0.01 86.61 18:00:01 all 10.03 0.01 2.33 0.13 0.01 87.49 18:00:01 0 9.65 0.00 3.15 0.13 0.01 87.05 18:00:01 1 10.10 0.00 2.62 0.06 0.01 87.21 18:00:01 2 9.87 0.01 2.38 0.15 0.01 87.57 18:00:01 3 10.64 0.03 2.22 0.07 0.01 87.04 18:00:01 4 10.83 0.01 2.24 0.23 0.01 86.69 18:00:01 5 9.83 0.00 2.04 0.09 0.01 88.03 18:00:01 6 9.74 0.00 2.03 0.14 0.01 88.08 18:00:01 7 9.59 0.02 1.95 0.16 0.01 88.28 18:10:01 all 7.51 0.00 2.28 0.04 0.01 90.17 18:10:01 0 6.97 0.00 3.15 0.03 0.01 89.83 18:10:01 1 7.44 0.00 2.34 0.03 0.01 90.18 18:10:01 2 7.68 0.00 2.24 0.04 0.01 90.04 18:10:01 3 7.12 0.00 2.02 0.03 0.01 90.82 18:10:01 4 7.65 0.00 2.00 0.04 0.01 90.31 18:10:01 5 7.92 0.00 2.25 0.04 0.01 89.78 18:10:01 6 7.95 0.00 2.11 0.05 0.01 89.88 18:10:01 7 7.33 0.00 2.10 0.07 0.01 90.49 Average: all 9.69 0.01 2.48 0.29 0.01 87.52 Average: 0 9.28 0.01 3.12 0.33 0.01 87.25 Average: 1 9.53 0.01 2.63 0.25 0.01 87.57 Average: 2 10.42 0.01 2.60 0.51 0.01 86.45 Average: 3 9.60 0.02 2.28 0.22 0.01 87.87 Average: 4 10.03 0.02 2.32 0.34 0.01 87.29 Average: 5 10.15 0.01 2.40 0.23 0.01 87.20 Average: 6 9.37 0.01 2.29 0.22 0.01 88.11 Average: 7 9.11 0.01 2.19 0.23 0.01 88.45