---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1521 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: 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 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 856 11421 4 19814 30766 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:38:76:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.185/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fe38:76b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:40:9d:b6:aa:ec 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::8040:9dff:feb6:aaec/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-1521) 10/14/26 _x86_64_ (8 CPU) 06:58:51 LINUX RESTART (8 CPU) 07:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:00 584.49 6.11 561.60 16.78 424.88 61450.33 97800.06 07:20:01 103.22 0.22 97.98 5.02 3.57 16575.98 8689.76 07:30:21 33.97 0.05 9.72 24.21 1.69 429.38 440338.57 Average: 237.55 2.09 220.02 15.43 141.21 25793.31 185265.81 07:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:00 11053384 27871708 4340236 13.21 542968 15517420 4578032 13.50 4047676 16175192 460 07:20:01 1583424 21856188 10293396 31.32 591700 18777848 16481060 48.60 4823436 22779716 588 07:30:21 513940 20881556 11266592 34.28 592224 18866672 17405160 51.33 4872360 23777496 360 Average: 4383583 23536484 8633408 26.27 575631 17720647 12821417 37.81 4581157 20910801 469 07:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:00 lo 2.51 2.51 0.69 0.69 0.00 0.00 0.00 0.00 07:10:00 ens3 536.26 315.35 5229.10 100.42 0.00 0.00 0.00 0.00 07:10:00 docker0 24.27 46.28 1.84 728.33 0.00 0.00 0.00 0.00 07:10:00 vethdabf281 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 07:20:01 ens3 73.28 41.03 1316.21 7.93 0.00 0.00 0.00 0.00 07:20:01 docker0 6.63 9.43 0.37 140.76 0.00 0.00 0.00 0.00 07:20:01 br-e33c93a978e4 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:20:01 vethb4b9ff9 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth3702d4c 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth126fd8d 67.65 71.44 36.00 36.99 0.00 0.00 0.00 0.00 07:20:01 veth61abd40 0.45 0.40 0.06 0.26 0.00 0.00 0.00 0.00 07:20:01 vethadd0d83 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth114ed7c 67.39 63.11 49.36 32.82 0.00 0.00 0.00 0.00 07:20:01 vethcc0ef74 1.01 1.79 1.25 13.33 0.00 0.00 0.00 0.00 07:20:01 veth1a32525 2.16 1.70 0.30 1.72 0.00 0.00 0.00 0.00 07:30:21 lo 10.06 10.06 54.72 54.72 0.00 0.00 0.00 0.00 07:30:21 ens3 10.16 8.29 3.88 5.68 0.00 0.00 0.00 0.00 07:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 br-e33c93a978e4 5.89 5.37 53.71 1.14 0.00 0.00 0.00 0.00 07:30:21 vethb4b9ff9 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 07:30:21 veth3702d4c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 veth126fd8d 244.80 253.98 208.67 133.89 0.00 0.00 0.00 0.02 07:30:21 veth61abd40 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 07:30:21 vethadd0d83 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:21 veth114ed7c 102.84 93.63 95.16 69.25 0.00 0.00 0.00 0.01 07:30:21 veth1a32525 159.74 159.48 95.56 143.22 0.00 0.00 0.00 0.01 Average: lo 4.40 4.40 18.91 18.91 0.00 0.00 0.00 0.00 Average: ens3 203.70 119.89 2152.56 37.52 0.00 0.00 0.00 0.00 Average: docker0 10.16 18.31 0.73 285.57 0.00 0.00 0.00 0.00 Average: br-e33c93a978e4 2.11 1.92 18.34 0.40 0.00 0.00 0.00 0.00 Average: vethb4b9ff9 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth3702d4c 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth126fd8d 105.91 110.29 83.12 57.92 0.00 0.00 0.00 0.01 Average: veth61abd40 0.29 0.20 0.04 0.20 0.00 0.00 0.00 0.00 Average: vethadd0d83 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth114ed7c 57.37 52.81 48.79 34.49 0.00 0.00 0.00 0.00 Average: veth1a32525 55.24 55.00 32.71 49.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1521) 10/14/26 _x86_64_ (8 CPU) 06:58:51 LINUX RESTART (8 CPU) 07:00:03 CPU %user %nice %system %iowait %steal %idle 07:10:00 all 39.51 0.00 5.47 1.37 0.02 53.63 07:10:00 0 35.83 0.00 5.23 1.14 0.03 57.77 07:10:00 1 39.77 0.00 5.46 2.02 0.02 52.73 07:10:00 2 42.01 0.00 5.48 1.79 0.02 50.71 07:10:00 3 40.23 0.00 5.41 1.43 0.03 52.89 07:10:00 4 41.61 0.00 6.31 1.19 0.02 50.87 07:10:00 5 38.10 0.00 5.28 1.06 0.02 55.54 07:10:00 6 40.73 0.00 5.24 1.22 0.02 52.79 07:10:00 7 37.81 0.00 5.38 1.07 0.02 55.73 07:20:01 all 10.65 0.03 2.23 0.54 0.01 86.54 07:20:01 0 10.61 0.03 2.63 0.82 0.01 85.90 07:20:01 1 10.65 0.01 2.25 0.53 0.01 86.55 07:20:01 2 10.84 0.04 2.18 0.38 0.01 86.55 07:20:01 3 9.86 0.03 2.21 0.43 0.01 87.46 07:20:01 4 10.35 0.03 2.10 0.64 0.01 86.86 07:20:01 5 11.64 0.03 2.15 0.35 0.02 85.83 07:20:01 6 10.41 0.03 2.13 0.34 0.01 87.07 07:20:01 7 10.83 0.04 2.22 0.80 0.01 86.10 07:30:21 all 7.06 0.00 1.54 0.06 0.01 91.33 07:30:21 0 7.17 0.00 2.14 0.21 0.01 90.46 07:30:21 1 6.72 0.00 1.71 0.05 0.01 91.51 07:30:21 2 6.80 0.00 1.51 0.04 0.01 91.65 07:30:21 3 7.63 0.00 1.53 0.04 0.01 90.78 07:30:21 4 7.60 0.00 1.48 0.05 0.01 90.86 07:30:21 5 7.93 0.00 1.34 0.02 0.01 90.70 07:30:21 6 6.67 0.00 1.33 0.02 0.01 91.98 07:30:21 7 6.00 0.00 1.24 0.01 0.01 92.74 Average: all 18.91 0.01 3.06 0.65 0.02 77.36 Average: 0 17.70 0.01 3.31 0.72 0.02 78.24 Average: 1 18.89 0.00 3.12 0.85 0.01 77.12 Average: 2 19.71 0.01 3.03 0.73 0.01 76.49 Average: 3 19.08 0.01 3.03 0.63 0.02 77.23 Average: 4 19.69 0.01 3.27 0.62 0.01 76.40 Average: 5 19.06 0.01 2.90 0.47 0.02 77.54 Average: 6 19.09 0.01 2.88 0.52 0.01 77.48 Average: 7 18.05 0.01 2.92 0.62 0.01 78.38