---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-59158 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 18G 138G 12% / 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 749 19055 4 12287 30874 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:98:eb:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:fe98:eb46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:c7:c9:c8:a1:67 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::acc7:c9ff:fec8:a167/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-59158) 09/27/26 _x86_64_ (8 CPU) 00:36:52 LINUX RESTART (8 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 11.58 0.31 10.67 0.60 14.00 5734.25 1971.19 01:00:23 37.81 0.48 22.31 15.02 17.47 19398.37 478113.57 Average: 24.86 0.40 16.56 7.90 15.76 12652.66 243051.55 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 24320236 28731272 3576748 10.88 145592 4478960 3730988 11.00 810440 7269748 18836 01:00:23 17235236 28530156 3750076 11.41 215416 11030548 3790932 11.18 2902812 11959216 823156 Average: 20777736 28630714 3663412 11.15 180504 7754754 3760960 11.09 1856626 9614482 420996 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 5.61 5.61 0.54 0.54 0.00 0.00 0.00 0.00 00:50:05 ens3 77.61 58.82 336.83 13.47 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:23 lo 263.48 263.48 257.36 257.36 0.00 0.00 0.00 0.00 01:00:23 ens3 65.99 55.11 313.43 13.15 0.00 0.00 0.00 0.00 01:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 136.17 136.17 130.57 130.57 0.00 0.00 0.00 0.00 Average: ens3 71.73 56.94 324.98 13.31 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-59158) 09/27/26 _x86_64_ (8 CPU) 00:36:52 LINUX RESTART (8 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 37.28 0.00 1.66 0.04 0.03 60.99 00:50:05 0 34.81 0.00 1.66 0.03 0.02 63.47 00:50:05 1 40.68 0.00 1.82 0.03 0.03 57.44 00:50:05 2 38.56 0.00 1.72 0.01 0.03 59.68 00:50:05 3 42.56 0.00 1.87 0.03 0.03 55.51 00:50:05 4 35.11 0.00 1.67 0.11 0.02 63.09 00:50:05 5 41.12 0.00 1.57 0.06 0.02 57.22 00:50:05 6 34.93 0.00 1.57 0.04 0.02 63.45 00:50:05 7 30.48 0.00 1.42 0.05 0.02 68.03 01:00:23 all 20.10 0.00 1.51 0.16 0.01 78.22 01:00:23 0 18.67 0.00 1.51 0.07 0.01 79.74 01:00:23 1 21.38 0.00 1.43 0.23 0.01 76.95 01:00:23 2 22.06 0.00 1.55 0.11 0.01 76.27 01:00:23 3 19.90 0.00 1.30 0.11 0.01 78.67 01:00:23 4 15.42 0.00 1.29 0.13 0.01 83.15 01:00:23 5 25.16 0.00 1.91 0.22 0.02 72.68 01:00:23 6 16.91 0.00 1.31 0.05 0.01 81.72 01:00:23 7 21.30 0.00 1.81 0.32 0.01 76.56 Average: all 28.58 0.00 1.59 0.10 0.02 69.71 Average: 0 26.65 0.00 1.59 0.05 0.02 71.70 Average: 1 30.91 0.00 1.62 0.13 0.02 67.32 Average: 2 30.21 0.00 1.63 0.06 0.02 68.07 Average: 3 31.09 0.00 1.58 0.07 0.02 67.23 Average: 4 25.13 0.00 1.48 0.12 0.02 73.26 Average: 5 33.05 0.00 1.74 0.14 0.02 65.04 Average: 6 25.81 0.00 1.43 0.04 0.02 72.70 Average: 7 25.84 0.00 1.62 0.18 0.02 72.34