---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-226811 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: 5599.99 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 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 781 19089 4 12220 30843 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:c4:9a:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fec4:9ad7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:da:7c:a3:f4:ff 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::8da:7cff:fea3:f4ff/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-226811) 03/08/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 14.87 0.30 13.81 0.76 10.89 5366.85 706.42 01:00:07 37.92 2.20 34.77 0.95 330.56 23257.47 1202.58 Average: 26.44 1.25 24.33 0.85 171.37 14348.19 955.50 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24734020 28955328 3352332 10.20 146020 4296752 3511808 10.36 822232 6860880 1112 01:00:07 20098116 31634544 640432 1.95 220432 11253660 1389104 4.10 3152732 8808368 62144 Average: 22416068 30294936 1996382 6.07 183226 7775206 2450456 7.23 1987482 7834624 31628 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.62 5.62 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 69.86 57.11 388.60 13.66 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 01:00:07 lo 4569.70 4569.70 4365.85 4365.85 0.00 0.00 0.00 0.00 01:00:07 ens3 64.53 51.01 514.38 12.45 0.00 0.00 0.00 0.00 01:00:07 docker0 2.15 2.65 0.13 60.30 0.00 0.00 0.00 0.00 Average: lo 2296.85 2296.85 2191.99 2191.99 0.00 0.00 0.00 0.00 Average: ens3 67.19 54.05 451.75 13.05 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.33 0.07 30.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-226811) 03/08/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.47 0.00 1.47 0.04 0.08 58.95 00:50:01 0 37.38 0.00 1.34 0.05 0.09 61.14 00:50:01 1 45.06 0.00 1.58 0.01 0.09 53.26 00:50:01 2 40.60 0.00 1.63 0.09 0.08 57.60 00:50:01 3 38.49 0.00 1.50 0.02 0.08 59.91 00:50:01 4 40.90 0.00 1.51 0.05 0.08 57.45 00:50:01 5 39.19 0.00 1.50 0.03 0.08 59.19 00:50:01 6 39.75 0.00 1.38 0.03 0.08 58.75 00:50:01 7 34.37 0.00 1.28 0.01 0.08 64.26 01:00:07 all 18.78 0.00 2.14 0.18 0.06 78.82 01:00:07 0 22.44 0.00 2.70 0.07 0.06 74.73 01:00:07 1 20.15 0.00 3.19 0.06 0.06 76.54 01:00:07 2 20.22 0.00 1.67 0.21 0.06 77.84 01:00:07 3 16.82 0.00 1.26 0.27 0.07 81.58 01:00:07 4 24.02 0.00 2.51 0.08 0.07 73.32 01:00:07 5 23.07 0.00 3.24 0.15 0.07 73.47 01:00:07 6 12.19 0.00 1.13 0.29 0.05 86.34 01:00:07 7 11.41 0.00 1.47 0.33 0.06 86.73 Average: all 29.09 0.00 1.81 0.11 0.07 68.92 Average: 0 29.90 0.00 2.02 0.06 0.07 67.95 Average: 1 32.56 0.00 2.38 0.04 0.08 64.94 Average: 2 30.37 0.00 1.65 0.15 0.07 67.75 Average: 3 27.61 0.00 1.38 0.14 0.08 70.79 Average: 4 32.43 0.00 2.01 0.07 0.08 65.41 Average: 5 31.11 0.00 2.37 0.09 0.08 66.35 Average: 6 25.92 0.00 1.25 0.16 0.07 72.60 Average: 7 22.84 0.00 1.38 0.17 0.07 75.54