---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4622 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 25G 131G 16% / 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 845 15413 4 15833 30778 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:78:4c:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83742sec preferred_lft 83742sec inet6 fe80::f816:3eff:fe78:4cf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:00:43:94:34:a1 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::7800:43ff:fe94:34a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4622) 09/24/26 _x86_64_ (8 CPU) 09:36:14 LINUX RESTART (8 CPU) 09:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 437.38 0.67 424.19 12.52 33.28 56695.59 64005.61 10:00:02 24.17 0.50 22.35 1.33 11.47 3305.44 4801.86 10:10:10 13.72 0.10 12.69 0.93 2.75 2011.03 2212.10 10:20:12 25.92 2.45 19.71 3.76 152.82 2007.88 23900.57 Average: 123.39 0.93 117.88 4.58 50.06 15757.83 23467.61 09:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 1033936 20770644 11382508 34.64 580376 18281156 18097292 53.37 4705424 23460284 200 10:00:02 254332 17547392 14372800 43.74 563196 16110188 22385024 66.01 4605468 24307008 20884 10:10:10 344516 17238800 14683524 44.68 563468 15715288 22482908 66.30 4553508 24257992 11088 10:20:12 15802504 31511872 683760 2.08 568364 14306436 1671568 4.93 4379012 11025752 29344 Average: 4358822 21767177 10280648 31.28 568851 16103267 16159198 47.65 4560853 20762759 15379 09:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 09:50:01 ens3 326.68 207.30 2975.19 68.15 0.00 0.00 0.00 0.00 09:50:01 docker0 37.37 62.43 2.20 775.25 0.00 0.00 0.00 0.00 09:50:01 br-2991268f79ce 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:50:01 veth1ab8280 0.13 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 vethc3a24e1 6.70 6.47 4.61 1.31 0.00 0.00 0.00 0.00 09:50:01 veth2e635d6 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 veth4803462 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 vethd23c2ba 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 veth487c641 0.82 0.81 0.10 0.93 0.00 0.00 0.00 0.00 09:50:01 veth79de4e5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 veth015e711 0.54 0.50 0.07 0.65 0.00 0.00 0.00 0.00 10:00:02 lo 10.18 10.18 27.33 27.33 0.00 0.00 0.00 0.00 10:00:02 ens3 6.55 5.67 8.70 1.99 0.00 0.00 0.00 0.00 10:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 br-2991268f79ce 9.65 12.48 4.94 30.20 0.00 0.00 0.00 0.00 10:00:02 veth1ab8280 6.33 5.62 32.71 10.01 0.00 0.00 0.00 0.00 10:00:02 vethc3a24e1 100.34 106.41 57.21 53.12 0.00 0.00 0.00 0.00 10:00:02 veth2e635d6 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:00:02 veth4803462 15.78 18.70 4.28 152.94 0.00 0.00 0.00 0.01 10:00:02 vethd23c2ba 10.72 11.19 123.65 32.97 0.00 0.00 0.00 0.01 10:00:02 veth487c641 84.92 79.04 64.26 39.14 0.00 0.00 0.00 0.01 10:00:02 veth015e711 27.05 26.30 13.57 20.50 0.00 0.00 0.00 0.00 10:10:10 lo 36.08 36.08 170.02 170.02 0.00 0.00 0.00 0.00 10:10:10 ens3 2.61 2.31 4.01 0.98 0.00 0.00 0.00 0.00 10:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:10 br-2991268f79ce 21.50 24.38 32.53 141.92 0.00 0.00 0.00 0.00 10:10:10 veth1ab8280 8.83 9.45 17.75 25.39 0.00 0.00 0.00 0.00 10:10:10 vethc3a24e1 57.93 62.45 46.27 25.22 0.00 0.00 0.00 0.00 10:10:10 veth2e635d6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:10 veth4803462 27.54 30.36 33.32 207.69 0.00 0.00 0.00 0.02 10:10:10 vethd23c2ba 11.82 11.08 67.53 17.43 0.00 0.00 0.00 0.01 10:10:10 veth487c641 38.75 35.71 34.27 20.69 0.00 0.00 0.00 0.00 10:10:10 veth015e711 29.38 28.08 16.42 28.24 0.00 0.00 0.00 0.00 10:20:12 lo 24.76 24.76 105.88 105.88 0.00 0.00 0.00 0.00 10:20:12 ens3 8.05 7.32 13.46 3.47 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.06 18.06 76.48 76.48 0.00 0.00 0.00 0.00 Average: ens3 84.51 54.73 736.89 18.34 0.00 0.00 0.00 0.00 Average: docker0 9.17 15.33 0.54 190.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4622) 09/24/26 _x86_64_ (8 CPU) 09:36:14 LINUX RESTART (8 CPU) 09:40:12 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 33.26 0.03 5.05 1.14 0.02 60.50 09:50:01 0 32.69 0.02 5.37 1.41 0.02 60.49 09:50:01 1 32.96 0.04 5.08 0.96 0.02 60.94 09:50:01 2 34.45 0.03 5.56 1.31 0.02 58.64 09:50:01 3 30.08 0.02 4.90 1.07 0.02 63.91 09:50:01 4 34.72 0.03 4.35 0.92 0.03 59.95 09:50:01 5 32.43 0.03 5.05 1.32 0.02 61.16 09:50:01 6 35.66 0.04 5.03 1.40 0.02 57.86 09:50:01 7 33.07 0.02 5.10 0.71 0.02 61.08 10:00:02 all 9.02 0.01 1.77 0.10 0.01 89.09 10:00:02 0 8.66 0.01 2.36 0.12 0.01 88.84 10:00:02 1 8.68 0.00 1.97 0.06 0.01 89.28 10:00:02 2 8.00 0.01 1.73 0.06 0.01 90.19 10:00:02 3 9.64 0.01 1.64 0.06 0.01 88.64 10:00:02 4 9.46 0.01 1.73 0.08 0.01 88.71 10:00:02 5 8.25 0.01 1.61 0.16 0.01 89.96 10:00:02 6 9.20 0.02 1.64 0.24 0.02 88.89 10:00:02 7 10.28 0.00 1.47 0.06 0.02 88.17 10:10:10 all 8.80 0.00 2.53 0.07 0.01 88.59 10:10:10 0 8.96 0.00 3.76 0.03 0.01 87.24 10:10:10 1 8.71 0.00 2.79 0.04 0.01 88.45 10:10:10 2 8.80 0.00 2.54 0.05 0.01 88.60 10:10:10 3 8.59 0.01 2.31 0.05 0.01 89.02 10:10:10 4 8.65 0.00 2.26 0.23 0.01 88.84 10:10:10 5 8.38 0.00 2.06 0.02 0.01 89.52 10:10:10 6 9.18 0.00 2.13 0.05 0.01 88.62 10:10:10 7 9.15 0.00 2.35 0.05 0.01 88.44 10:20:12 all 7.12 0.00 2.16 0.13 0.01 90.57 10:20:12 0 6.95 0.01 3.01 0.11 0.01 89.92 10:20:12 1 6.86 0.00 2.27 0.27 0.01 90.58 10:20:12 2 7.33 0.00 2.15 0.15 0.01 90.36 10:20:12 3 6.39 0.00 1.94 0.09 0.01 91.57 10:20:12 4 6.78 0.02 1.91 0.12 0.01 91.16 10:20:12 5 8.30 0.00 2.05 0.08 0.01 89.56 10:20:12 6 7.63 0.01 1.96 0.18 0.01 90.21 10:20:12 7 6.68 0.00 2.01 0.07 0.01 91.22 Average: all 14.43 0.01 2.87 0.36 0.01 82.33 Average: 0 14.17 0.01 3.61 0.41 0.01 81.78 Average: 1 14.19 0.01 3.01 0.33 0.01 82.45 Average: 2 14.52 0.01 2.98 0.38 0.01 82.09 Average: 3 13.58 0.01 2.69 0.31 0.01 83.39 Average: 4 14.78 0.01 2.55 0.33 0.02 82.30 Average: 5 14.22 0.01 2.68 0.39 0.01 82.69 Average: 6 15.29 0.02 2.67 0.46 0.01 81.55 Average: 7 14.68 0.01 2.72 0.22 0.02 82.36