---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3055 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 885 11606 4 19600 30738 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:78:25:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84972sec preferred_lft 84972sec inet6 fe80::f816:3eff:fe78:25ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:8d:f2:7d:bc:b4 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::b08d:f2ff:fe7d:bcb4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3055) 10/19/26 _x86_64_ (8 CPU) 06:29:22 LINUX RESTART (8 CPU) 06:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 640.42 5.96 614.75 19.71 401.51 69560.13 120207.64 06:50:06 65.13 0.23 61.66 3.24 3.14 9032.99 4821.18 Average: 349.75 3.07 335.29 11.39 200.23 38977.78 61906.71 06:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 8238492 27623964 4575148 13.92 577344 17922016 4928048 14.53 4630132 18271532 1105868 06:50:06 492412 20634344 11514592 35.04 595500 18644896 17826180 52.57 5072308 23604076 376 Average: 4365452 24129154 8044870 24.48 586422 18283456 11377114 33.55 4851220 20937804 553122 06:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 2.43 2.43 0.69 0.69 0.00 0.00 0.00 0.00 06:40:00 ens3 552.40 341.57 5859.33 101.22 0.00 0.00 0.00 0.00 06:40:00 docker0 43.57 71.26 2.87 881.36 0.00 0.00 0.00 0.00 06:40:00 br-887b98061711 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:06 lo 9.89 9.89 53.18 53.18 0.00 0.00 0.00 0.00 06:50:06 ens3 39.04 25.09 292.55 11.41 0.00 0.00 0.00 0.00 06:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:06 br-887b98061711 5.87 5.30 52.18 1.14 0.00 0.00 0.00 0.00 06:50:06 vethe32da5a 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 06:50:06 veth79ce799 269.09 270.01 193.05 166.52 0.00 0.00 0.00 0.02 06:50:06 veth84fd931 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:50:06 veth42c60d5 0.39 0.31 0.06 0.29 0.00 0.00 0.00 0.00 06:50:06 vethe032397 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:50:06 veth540a262 145.80 136.50 139.77 85.66 0.00 0.00 0.00 0.01 06:50:06 vethbc0c6da 128.92 135.94 94.05 109.44 0.00 0.00 0.00 0.01 Average: lo 6.20 6.20 27.21 27.21 0.00 0.00 0.00 0.00 Average: ens3 293.01 181.66 3046.62 55.84 0.00 0.00 0.00 0.00 Average: docker0 21.55 35.25 1.42 436.04 0.00 0.00 0.00 0.00 Average: br-887b98061711 2.97 2.68 26.36 0.58 0.00 0.00 0.00 0.00 Average: vethe32da5a 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth79ce799 135.96 136.42 97.54 84.14 0.00 0.00 0.00 0.01 Average: veth84fd931 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth42c60d5 0.19 0.16 0.03 0.15 0.00 0.00 0.00 0.00 Average: vethe032397 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth540a262 73.67 68.97 70.62 43.28 0.00 0.00 0.00 0.01 Average: vethbc0c6da 65.14 68.68 47.52 55.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3055) 10/19/26 _x86_64_ (8 CPU) 06:29:22 LINUX RESTART (8 CPU) 06:30:06 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 39.34 0.00 5.72 1.36 0.02 53.56 06:40:00 0 41.59 0.00 6.18 1.06 0.02 51.14 06:40:00 1 40.30 0.00 6.22 1.63 0.02 51.83 06:40:00 2 41.01 0.00 5.47 1.52 0.02 51.98 06:40:00 3 34.94 0.00 5.62 0.98 0.02 58.45 06:40:00 4 39.32 0.00 5.74 1.67 0.02 53.25 06:40:00 5 37.05 0.00 5.54 1.48 0.02 55.91 06:40:00 6 37.19 0.00 5.22 1.31 0.02 56.26 06:40:00 7 43.36 0.00 5.74 1.23 0.02 49.65 06:50:06 all 12.98 0.02 2.07 0.27 0.01 84.64 06:50:06 0 13.27 0.03 2.66 0.52 0.01 83.50 06:50:06 1 13.40 0.02 2.32 0.11 0.01 84.15 06:50:06 2 12.43 0.02 2.11 0.27 0.01 85.16 06:50:06 3 12.44 0.02 2.04 0.16 0.01 85.34 06:50:06 4 13.01 0.03 1.84 0.16 0.01 84.95 06:50:06 5 13.07 0.02 1.78 0.43 0.01 84.69 06:50:06 6 12.57 0.03 1.84 0.45 0.01 85.11 06:50:06 7 13.66 0.02 2.00 0.09 0.01 84.23 Average: all 26.03 0.01 3.88 0.81 0.01 69.25 Average: 0 27.28 0.02 4.40 0.79 0.02 67.49 Average: 1 26.69 0.01 4.25 0.86 0.01 68.18 Average: 2 26.59 0.01 3.77 0.89 0.01 68.73 Average: 3 23.59 0.01 3.81 0.56 0.01 72.01 Average: 4 26.03 0.02 3.77 0.91 0.01 69.26 Average: 5 24.94 0.01 3.64 0.95 0.01 70.45 Average: 6 24.77 0.01 3.52 0.87 0.02 70.81 Average: 7 28.37 0.01 3.85 0.65 0.01 67.10