---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1430 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 23G 133G 15% / 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 858 15699 4 15534 30765 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:13:dd:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.216/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85074sec preferred_lft 85074sec inet6 fe80::f816:3eff:fe13:dd7c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d6:1a:82:8f:86 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::44d6:1aff:fe82:8f86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1430) 11/06/26 _x86_64_ (8 CPU) 15:48:51 LINUX RESTART (8 CPU) 15:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:07 588.21 4.77 566.29 17.16 307.85 61718.11 80620.93 16:10:00 41.48 0.87 34.06 6.55 17.40 4931.33 60200.65 Average: 314.60 2.82 299.93 11.85 162.50 33299.30 70401.65 15:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:07 5751472 22322336 9848852 29.97 526864 15346564 16598096 48.95 4004632 19631680 936 16:10:00 8860568 24362260 7801192 23.74 515168 14297084 10653968 31.42 4170664 16344836 308 Average: 7306020 23342298 8825022 26.85 521016 14821824 13626032 40.18 4087648 17988258 622 15:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:07 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 16:00:07 ens3 452.83 276.93 4766.64 77.76 0.00 0.00 0.00 0.00 16:00:07 docker0 34.86 63.07 2.00 800.51 0.00 0.00 0.00 0.00 16:00:07 br-70e50c5efa67 0.43 0.41 0.02 0.03 0.00 0.00 0.00 0.00 16:00:07 veth5625e97 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:00:07 veth9955078 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:00:07 veth4a97aef 27.13 27.12 7.80 7.41 0.00 0.00 0.00 0.00 16:00:07 vethddc4509 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:00:07 vethf624cf1 0.08 0.16 0.01 0.03 0.00 0.00 0.00 0.00 16:00:07 veth239b26e 20.83 20.56 7.46 4.51 0.00 0.00 0.00 0.00 16:00:07 vethd797b74 0.48 0.48 0.06 0.57 0.00 0.00 0.00 0.00 16:00:07 veth995d05e 0.23 0.32 0.36 1.53 0.00 0.00 0.00 0.00 16:10:00 lo 72.93 72.93 333.29 333.29 0.00 0.00 0.00 0.00 16:10:00 ens3 6.97 5.88 6.69 2.65 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 br-70e50c5efa67 57.82 66.36 89.10 252.30 0.00 0.00 0.00 0.00 16:10:00 veth5625e97 79.42 88.21 89.92 616.36 0.00 0.00 0.00 0.05 16:10:00 veth9955078 0.24 0.23 0.03 0.07 0.00 0.00 0.00 0.00 16:10:00 veth4a97aef 143.93 154.18 99.16 78.69 0.00 0.00 0.00 0.01 16:10:00 vethddc4509 40.51 38.82 368.54 94.14 0.00 0.00 0.00 0.03 Average: lo 36.94 36.94 166.83 166.83 0.00 0.00 0.00 0.00 Average: ens3 229.70 141.28 2384.54 40.17 0.00 0.00 0.00 0.00 Average: docker0 17.41 31.51 1.00 399.89 0.00 0.00 0.00 0.00 Average: br-70e50c5efa67 29.15 33.41 44.60 126.28 0.00 0.00 0.00 0.00 Average: veth5625e97 39.76 44.20 45.00 308.46 0.00 0.00 0.00 0.03 Average: veth9955078 0.13 0.18 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth4a97aef 85.59 90.71 53.52 43.08 0.00 0.00 0.00 0.00 Average: vethddc4509 20.29 19.49 184.44 47.12 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1430) 11/06/26 _x86_64_ (8 CPU) 15:48:51 LINUX RESTART (8 CPU) 15:50:15 CPU %user %nice %system %iowait %steal %idle 16:00:07 all 28.92 0.03 5.68 1.23 0.03 64.12 16:00:07 0 27.15 0.03 5.28 1.26 0.02 66.25 16:00:07 1 32.92 0.02 5.71 1.21 0.03 60.11 16:00:07 2 31.25 0.03 5.61 1.35 0.02 61.74 16:00:07 3 27.68 0.02 5.30 1.32 0.03 65.66 16:00:07 4 24.43 0.03 5.53 1.70 0.02 68.28 16:00:07 5 29.41 0.03 6.09 1.00 0.03 63.44 16:00:07 6 30.01 0.01 6.04 1.03 0.03 62.88 16:00:07 7 28.50 0.04 5.84 0.96 0.03 64.64 16:10:00 all 21.72 0.01 4.53 0.17 0.03 73.54 16:10:00 0 20.92 0.03 5.71 0.15 0.03 73.17 16:10:00 1 21.16 0.01 5.03 0.11 0.03 73.66 16:10:00 2 21.98 0.01 4.51 0.12 0.03 73.36 16:10:00 3 21.82 0.01 4.30 0.19 0.03 73.65 16:10:00 4 21.43 0.01 4.32 0.40 0.03 73.82 16:10:00 5 22.18 0.00 4.40 0.22 0.03 73.16 16:10:00 6 21.22 0.01 3.93 0.09 0.03 74.71 16:10:00 7 23.08 0.00 4.01 0.08 0.03 72.80 Average: all 25.31 0.02 5.10 0.70 0.03 68.84 Average: 0 24.01 0.03 5.50 0.70 0.02 69.73 Average: 1 27.02 0.02 5.37 0.66 0.03 66.91 Average: 2 26.61 0.02 5.06 0.73 0.03 67.55 Average: 3 24.74 0.02 4.80 0.76 0.03 69.66 Average: 4 22.93 0.02 4.93 1.05 0.02 71.05 Average: 5 25.79 0.01 5.25 0.61 0.03 68.31 Average: 6 25.61 0.01 4.98 0.56 0.03 68.80 Average: 7 25.79 0.02 4.92 0.52 0.03 68.72