---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-57546 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 759 19051 4 12281 30864 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:a9:20:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84484sec preferred_lft 84484sec inet6 fe80::f816:3eff:fea9:20b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ef:37:a9:9b:f4 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::f8ef:37ff:fea9:9bf4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-57546) 09/23/26 _x86_64_ (8 CPU) 00:36:53 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:07 12.36 0.31 11.44 0.60 13.32 5884.88 1097.00 01:00:00 25.26 0.55 24.21 0.50 24.12 21160.68 1660.13 Average: 18.74 0.43 17.77 0.55 18.66 13448.33 1375.82 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:07 24777456 29217196 3089992 9.40 145716 4506424 3160012 9.32 817276 6796044 10924 01:00:00 20438872 31742492 537468 1.64 215568 11038444 1162300 3.43 2916572 8743056 516020 Average: 22608164 30479844 1813730 5.52 180642 7772434 2161156 6.37 1866924 7769550 263472 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:07 lo 5.59 5.59 0.54 0.54 0.00 0.00 0.00 0.00 00:50:07 ens3 78.18 59.38 335.27 13.58 0.00 0.00 0.00 0.00 00:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 194.40 194.40 191.09 191.09 0.00 0.00 0.00 0.00 01:00:00 ens3 66.42 57.35 331.10 13.63 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 99.08 99.08 94.89 94.89 0.00 0.00 0.00 0.00 Average: ens3 72.35 58.38 333.21 13.60 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-57546) 09/23/26 _x86_64_ (8 CPU) 00:36:53 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:07 all 37.32 0.00 1.67 0.04 0.02 60.94 00:50:07 0 36.79 0.00 1.74 0.02 0.02 61.43 00:50:07 1 40.66 0.00 2.00 0.02 0.03 57.29 00:50:07 2 39.47 0.00 1.84 0.07 0.03 58.59 00:50:07 3 36.06 0.00 1.51 0.04 0.02 62.36 00:50:07 4 33.39 0.00 1.64 0.01 0.02 64.94 00:50:07 5 39.17 0.00 1.63 0.06 0.02 59.12 00:50:07 6 37.73 0.00 1.59 0.08 0.02 60.58 00:50:07 7 35.29 0.00 1.40 0.04 0.02 63.24 01:00:00 all 19.86 0.00 1.48 0.16 0.02 78.49 01:00:00 0 22.91 0.00 1.65 0.02 0.02 75.40 01:00:00 1 15.35 0.00 1.18 0.02 0.01 83.44 01:00:00 2 14.51 0.00 1.21 0.21 0.01 84.06 01:00:00 3 29.16 0.00 2.08 0.19 0.03 68.53 01:00:00 4 17.20 0.00 1.53 0.30 0.01 80.95 01:00:00 5 18.98 0.00 1.28 0.07 0.02 79.66 01:00:00 6 22.59 0.00 1.63 0.30 0.03 75.46 01:00:00 7 18.14 0.00 1.26 0.16 0.01 80.42 Average: all 28.68 0.00 1.57 0.10 0.02 69.63 Average: 0 29.91 0.00 1.69 0.02 0.02 68.35 Average: 1 28.13 0.00 1.59 0.02 0.02 70.24 Average: 2 27.12 0.00 1.53 0.14 0.02 71.20 Average: 3 32.64 0.00 1.79 0.12 0.03 65.42 Average: 4 25.37 0.00 1.58 0.16 0.02 72.87 Average: 5 29.18 0.00 1.46 0.07 0.02 69.28 Average: 6 30.24 0.00 1.61 0.19 0.02 67.94 Average: 7 26.81 0.00 1.33 0.10 0.02 71.74