---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1860 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 840 14074 4 17177 30782 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:b7:3f:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.9/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83704sec preferred_lft 83704sec inet6 fe80::f816:3eff:feb7:3fdf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:83:cd:59:fb:a9 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::ec83:cdff:fe59:fba9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1860) 10/15/26 _x86_64_ (8 CPU) 06:44:41 LINUX RESTART (8 CPU) 06:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:00 283.21 0.70 269.88 12.63 30.84 51524.33 92222.48 07:10:27 29.00 0.15 26.96 1.89 5.08 3789.43 7415.10 07:20:28 10.11 0.09 9.53 0.49 2.38 1524.51 504.22 Average: 105.55 0.31 100.31 4.93 12.58 18586.28 32750.68 06:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:00 2224928 22294480 9856484 29.99 585140 18589832 16241448 47.89 4838072 22134016 384 07:10:27 319836 19027568 12845992 39.09 570264 17516376 21029484 62.01 4876252 23921520 11488 07:20:28 311600 18754240 13118984 39.92 570292 17255516 21299684 62.81 4815772 23992872 11544 Average: 952121 20025429 11940487 36.33 575232 17787241 19523539 57.57 4843365 23349469 7805 06:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:00 lo 2.21 2.21 0.65 0.65 0.00 0.00 0.00 0.00 07:00:00 ens3 293.81 176.75 3215.92 61.12 0.00 0.00 0.00 0.00 07:00:00 docker0 28.69 53.72 2.09 775.03 0.00 0.00 0.00 0.00 07:00:00 br-78baa4b1f868 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:00:00 vethd56015c 6.87 6.92 4.80 1.36 0.00 0.00 0.00 0.00 07:00:00 veth8d0a425 0.31 0.35 0.03 0.12 0.00 0.00 0.00 0.00 07:00:00 vethec5426b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:00:00 vethe1819b7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:00:00 veth54cb651 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:00:00 veth64d36c2 1.54 1.38 0.28 1.01 0.00 0.00 0.00 0.00 07:00:00 veth570aac2 0.04 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:00:00 veth8e4f9f7 0.90 0.77 0.12 0.90 0.00 0.00 0.00 0.00 07:10:27 lo 14.36 14.36 41.53 41.53 0.00 0.00 0.00 0.00 07:10:27 ens3 12.41 10.82 27.88 2.94 0.00 0.00 0.00 0.00 07:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:27 br-78baa4b1f868 14.61 18.84 7.88 60.54 0.00 0.00 0.00 0.00 07:10:27 vethd56015c 94.04 99.15 54.00 51.15 0.00 0.00 0.00 0.00 07:10:27 veth8d0a425 7.70 7.28 43.17 14.45 0.00 0.00 0.00 0.00 07:10:27 vethec5426b 13.89 14.09 164.19 43.51 0.00 0.00 0.00 0.01 07:10:27 vethe1819b7 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 07:10:27 veth54cb651 22.54 26.86 7.62 223.52 0.00 0.00 0.00 0.02 07:10:27 veth64d36c2 79.37 73.91 66.32 37.99 0.00 0.00 0.00 0.01 07:10:27 veth8e4f9f7 25.55 25.33 13.17 18.68 0.00 0.00 0.00 0.00 07:20:28 lo 35.80 35.80 173.35 173.35 0.00 0.00 0.00 0.00 07:20:28 ens3 1.21 1.00 0.38 0.76 0.00 0.00 0.00 0.00 07:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:28 br-78baa4b1f868 20.82 26.30 33.66 140.73 0.00 0.00 0.00 0.00 07:20:28 vethd56015c 55.40 59.50 43.35 25.55 0.00 0.00 0.00 0.00 07:20:28 veth8d0a425 7.35 8.19 6.23 21.48 0.00 0.00 0.00 0.00 07:20:28 vethec5426b 8.91 7.85 22.73 5.77 0.00 0.00 0.00 0.00 07:20:28 vethe1819b7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:28 veth54cb651 24.91 30.39 33.89 161.89 0.00 0.00 0.00 0.01 07:20:28 veth64d36c2 39.51 36.39 31.65 23.17 0.00 0.00 0.00 0.00 07:20:28 veth8e4f9f7 25.43 24.67 15.86 22.63 0.00 0.00 0.00 0.00 Average: lo 17.48 17.48 71.73 71.73 0.00 0.00 0.00 0.00 Average: ens3 100.35 61.61 1056.96 21.17 0.00 0.00 0.00 0.00 Average: docker0 9.34 17.49 0.68 252.38 0.00 0.00 0.00 0.00 Average: br-78baa4b1f868 12.00 15.25 13.83 67.30 0.00 0.00 0.00 0.00 Average: vethd56015c 52.90 56.03 34.46 26.49 0.00 0.00 0.00 0.00 Average: veth8d0a425 5.18 5.32 16.93 12.10 0.00 0.00 0.00 0.00 Average: vethec5426b 7.73 7.49 64.03 16.89 0.00 0.00 0.00 0.01 Average: vethe1819b7 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth54cb651 15.99 19.31 13.81 130.39 0.00 0.00 0.00 0.01 Average: veth64d36c2 40.87 37.91 33.37 21.06 0.00 0.00 0.00 0.00 Average: veth8e4f9f7 17.48 17.11 9.81 14.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1860) 10/15/26 _x86_64_ (8 CPU) 06:44:41 LINUX RESTART (8 CPU) 06:50:06 CPU %user %nice %system %iowait %steal %idle 07:00:00 all 25.89 0.02 3.96 1.32 0.03 68.78 07:00:00 0 23.38 0.02 4.27 1.37 0.02 70.94 07:00:00 1 26.13 0.03 3.88 1.43 0.02 68.52 07:00:00 2 25.65 0.01 3.97 1.32 0.02 69.03 07:00:00 3 26.64 0.03 3.83 1.18 0.03 68.29 07:00:00 4 27.51 0.02 4.15 1.11 0.03 67.18 07:00:00 5 23.63 0.02 3.96 1.14 0.03 71.21 07:00:00 6 27.37 0.03 3.88 1.75 0.03 66.94 07:00:00 7 26.81 0.02 3.71 1.29 0.03 68.15 07:10:27 all 9.64 0.01 2.04 0.14 0.03 88.14 07:10:27 0 9.62 0.01 2.79 0.22 0.03 87.32 07:10:27 1 10.52 0.01 2.28 0.20 0.03 86.96 07:10:27 2 8.28 0.00 1.91 0.20 0.03 89.59 07:10:27 3 9.79 0.01 1.97 0.06 0.03 88.13 07:10:27 4 9.52 0.00 1.91 0.15 0.03 88.38 07:10:27 5 10.51 0.00 1.78 0.08 0.03 87.60 07:10:27 6 10.03 0.01 1.87 0.10 0.03 87.96 07:10:27 7 8.84 0.02 1.79 0.16 0.03 89.16 07:20:28 all 8.74 0.00 2.67 0.08 0.06 88.44 07:20:28 0 7.85 0.00 3.60 0.05 0.06 88.44 07:20:28 1 9.21 0.00 3.02 0.06 0.06 87.64 07:20:28 2 9.79 0.00 2.75 0.17 0.07 87.23 07:20:28 3 8.44 0.00 2.44 0.09 0.06 88.97 07:20:28 4 8.95 0.00 2.54 0.06 0.07 88.38 07:20:28 5 8.48 0.00 2.32 0.13 0.07 89.01 07:20:28 6 8.66 0.00 2.39 0.04 0.06 88.85 07:20:28 7 8.55 0.00 2.26 0.09 0.07 89.03 Average: all 14.63 0.01 2.87 0.51 0.04 81.94 Average: 0 13.49 0.01 3.54 0.53 0.04 82.39 Average: 1 15.16 0.01 3.05 0.55 0.04 81.19 Average: 2 14.44 0.00 2.86 0.55 0.04 82.11 Average: 3 14.84 0.02 2.74 0.43 0.04 81.94 Average: 4 15.20 0.01 2.85 0.43 0.04 81.47 Average: 5 14.11 0.01 2.67 0.44 0.04 82.73 Average: 6 15.23 0.01 2.70 0.62 0.04 81.41 Average: 7 14.60 0.01 2.57 0.51 0.04 82.27