---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2353 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: 5599.94 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 763 19299 4 12029 30860 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:b3:32:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84396sec preferred_lft 84396sec inet6 fe80::f816:3eff:feb3:3206/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:7a:e9:ce:48:58 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::7a:e9ff:fece:4858/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2353) 04/13/26 _x86_64_ (8 CPU) 00:36:09 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 27.94 0.46 11.94 15.53 215.18 5215.97 506261.44 01:00:02 27.15 2.06 24.28 0.81 320.66 21344.08 774.92 Average: 27.54 1.26 18.11 8.17 267.95 13284.32 253383.51 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24463052 28836252 3471788 10.56 146012 4446084 3597360 10.61 889740 7059032 608 01:00:02 20698516 31701200 581432 1.77 212420 10760396 1339852 3.95 2949540 8453628 49188 Average: 22580784 30268726 2026610 6.17 179216 7603240 2468606 7.28 1919640 7756330 24898 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.71 5.71 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 62.49 47.56 291.09 12.38 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 4128.17 4128.17 3943.80 3943.80 0.00 0.00 0.00 0.00 01:00:02 ens3 53.62 44.49 333.77 12.42 0.00 0.00 0.00 0.00 01:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2068.04 2068.04 1973.22 1973.22 0.00 0.00 0.00 0.00 Average: ens3 58.05 46.02 312.44 12.40 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2353) 04/13/26 _x86_64_ (8 CPU) 00:36:09 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.74 0.00 1.44 0.07 0.08 59.67 00:50:01 0 36.11 0.00 1.48 0.06 0.08 62.27 00:50:01 1 40.05 0.00 1.59 0.15 0.08 58.13 00:50:01 2 39.62 0.00 1.44 0.08 0.09 58.78 00:50:01 3 44.52 0.00 1.62 0.05 0.08 53.73 00:50:01 4 39.37 0.00 1.38 0.08 0.08 59.09 00:50:01 5 37.14 0.00 1.41 0.02 0.08 61.36 00:50:01 6 36.26 0.00 1.34 0.01 0.08 62.32 00:50:01 7 36.88 0.00 1.29 0.08 0.08 61.67 01:00:02 all 18.90 0.00 2.06 0.52 0.09 78.43 01:00:02 0 14.04 0.00 1.11 0.03 0.14 84.69 01:00:02 1 16.64 0.00 2.00 1.25 0.13 79.98 01:00:02 2 13.74 0.00 1.92 0.11 0.06 84.17 01:00:02 3 19.63 0.00 1.71 0.24 0.07 78.35 01:00:02 4 28.06 0.00 4.51 0.35 0.10 66.98 01:00:02 5 21.03 0.00 2.35 0.50 0.08 76.04 01:00:02 6 13.60 0.00 0.99 1.10 0.06 84.24 01:00:02 7 24.57 0.00 1.90 0.60 0.07 72.85 Average: all 28.83 0.00 1.75 0.29 0.09 69.04 Average: 0 25.07 0.00 1.29 0.04 0.11 73.48 Average: 1 28.35 0.00 1.79 0.70 0.11 69.05 Average: 2 26.69 0.00 1.68 0.09 0.07 71.46 Average: 3 32.06 0.00 1.66 0.15 0.08 66.05 Average: 4 33.73 0.00 2.94 0.22 0.09 63.02 Average: 5 29.10 0.00 1.88 0.26 0.08 68.69 Average: 6 24.92 0.00 1.17 0.55 0.07 73.29 Average: 7 30.73 0.00 1.60 0.34 0.08 67.26