---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4112 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 17G 138G 11% / 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 746 19448 4 11897 30878 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:51:76:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe51:7633/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e2:21:94:fb:75 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::c4e2:21ff:fe94:fb75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4112) 04/18/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 11.16 0.24 10.36 0.56 8.73 5072.30 161.59 01:00:24 57.34 2.31 53.90 1.14 352.99 23108.29 5569.10 Average: 34.46 1.28 32.32 0.85 182.42 14171.97 2889.84 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24167748 28406692 3902580 11.88 144464 4315948 3911084 11.53 826156 7418264 128 01:00:24 20168236 31660180 615684 1.87 228248 11193440 1421088 4.19 3042496 8849100 280 Average: 22167992 30033436 2259132 6.87 186356 7754694 2666086 7.86 1934326 8133682 204 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.52 5.52 0.54 0.54 0.00 0.00 0.00 0.00 00:50:09 ens3 56.63 44.62 230.88 12.34 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:24 lo 4345.74 4345.74 4151.83 4151.83 0.00 0.00 0.00 0.00 01:00:24 ens3 76.74 63.07 596.52 109.61 0.00 0.00 0.00 0.00 01:00:24 docker0 13.90 14.59 96.78 148.72 0.00 0.00 0.00 0.00 01:00:24 veth5ff3678 7.85 7.62 96.52 1.22 0.00 0.00 0.00 0.01 Average: lo 2195.29 2195.29 2094.99 2094.99 0.00 0.00 0.00 0.00 Average: ens3 66.77 53.93 415.36 61.41 0.00 0.00 0.00 0.00 Average: docker0 7.01 7.36 48.83 75.03 0.00 0.00 0.00 0.00 Average: veth5ff3678 3.96 3.84 48.70 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4112) 04/18/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 38.85 0.00 1.32 0.03 0.07 59.73 00:50:09 0 41.44 0.00 1.35 0.02 0.08 57.11 00:50:09 1 41.81 0.00 1.45 0.01 0.08 56.65 00:50:09 2 39.95 0.00 1.47 0.02 0.07 58.49 00:50:09 3 38.28 0.00 1.30 0.09 0.07 60.26 00:50:09 4 37.60 0.00 1.36 0.04 0.07 60.93 00:50:09 5 35.53 0.00 1.04 0.02 0.07 63.34 00:50:09 6 36.33 0.00 1.20 0.06 0.07 62.34 00:50:09 7 39.84 0.00 1.37 0.00 0.07 58.72 01:00:24 all 17.93 0.00 2.18 0.19 0.05 79.65 01:00:24 0 13.41 0.00 1.83 0.41 0.05 84.30 01:00:24 1 17.43 0.00 1.62 0.04 0.04 80.87 01:00:24 2 16.25 0.00 2.47 0.19 0.05 81.04 01:00:24 3 16.34 0.00 3.14 0.35 0.05 80.12 01:00:24 4 28.41 0.00 3.73 0.11 0.06 67.69 01:00:24 5 19.31 0.00 1.65 0.08 0.08 78.87 01:00:24 6 19.53 0.00 1.66 0.12 0.04 78.64 01:00:24 7 12.76 0.00 1.34 0.24 0.04 85.62 Average: all 28.30 0.00 1.75 0.11 0.06 69.77 Average: 0 27.31 0.00 1.59 0.22 0.06 70.82 Average: 1 29.51 0.00 1.54 0.03 0.06 68.86 Average: 2 28.01 0.00 1.97 0.11 0.06 69.86 Average: 3 27.25 0.00 2.22 0.22 0.06 70.25 Average: 4 32.97 0.00 2.55 0.08 0.06 64.33 Average: 5 27.34 0.00 1.35 0.05 0.08 71.18 Average: 6 27.86 0.00 1.44 0.09 0.06 70.56 Average: 7 26.18 0.00 1.35 0.12 0.06 72.28