---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-464 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 26G 130G 17% / 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 836 11666 4 19588 30788 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:0e:67:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.195/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84017sec preferred_lft 84017sec inet6 fe80::f816:3eff:fe0e:673e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:45:08:d9:59:51 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::9445:8ff:fed9:5951/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-464) 05/17/26 _x86_64_ (8 CPU) 12:17:02 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:11 1.34 0.06 1.27 0.01 3.92 16.74 217.16 12:40:02 34.85 2.86 31.15 0.84 222.85 1186.29 507.71 12:50:02 307.24 0.98 298.46 7.80 56.59 61739.32 360038.54 Average: 114.16 1.28 109.99 2.88 93.30 20945.26 120081.09 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:11 30155596 31782812 604960 1.84 59996 1906168 1519640 4.48 181696 2235472 208 12:40:02 29372612 31620100 731760 2.23 98276 2457684 1555756 4.59 295184 2879236 336540 12:50:02 14407836 30942280 1303424 3.97 385972 15755620 1785672 5.27 5925860 11344308 16 Average: 24645348 31448397 880048 2.68 181415 6706491 1620356 4.78 2134247 5486339 112255 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:11 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:11 ens3 0.57 0.34 0.25 0.37 0.00 0.00 0.00 0.00 12:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 12:40:02 ens3 32.04 20.62 240.61 7.03 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 12:50:02 ens3 110.48 68.02 2418.73 9.90 0.00 0.00 0.00 0.00 12:50:02 docker0 3.35 4.27 0.19 89.26 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 47.48 29.52 884.13 5.73 0.00 0.00 0.00 0.00 Average: docker0 1.11 1.42 0.06 29.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-464) 05/17/26 _x86_64_ (8 CPU) 12:17:02 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:11 all 0.07 0.00 0.02 0.00 0.01 99.89 12:30:11 0 0.02 0.00 0.01 0.00 0.00 99.96 12:30:11 1 0.38 0.00 0.05 0.00 0.03 99.55 12:30:11 2 0.03 0.00 0.01 0.00 0.00 99.95 12:30:11 3 0.03 0.00 0.01 0.00 0.00 99.96 12:30:11 4 0.02 0.00 0.01 0.02 0.00 99.94 12:30:11 5 0.03 0.00 0.02 0.00 0.05 99.90 12:30:11 6 0.02 0.00 0.02 0.00 0.01 99.95 12:30:11 7 0.05 0.00 0.01 0.00 0.01 99.94 12:40:02 all 1.42 0.00 0.17 0.13 0.01 98.27 12:40:02 0 1.18 0.00 0.20 0.09 0.01 98.52 12:40:02 1 1.47 0.00 0.12 0.00 0.03 98.38 12:40:02 2 1.34 0.00 0.13 0.01 0.01 98.52 12:40:02 3 2.00 0.00 0.13 0.03 0.01 97.84 12:40:02 4 1.26 0.00 0.30 0.79 0.02 97.63 12:40:02 5 0.60 0.00 0.14 0.02 0.01 99.23 12:40:02 6 1.24 0.00 0.12 0.03 0.01 98.61 12:40:02 7 2.26 0.00 0.21 0.05 0.01 97.46 12:50:02 all 10.32 0.00 4.91 0.97 0.06 83.74 12:50:02 0 7.91 0.00 4.43 0.93 0.06 86.67 12:50:02 1 9.81 0.00 5.04 0.77 0.06 84.32 12:50:02 2 11.26 0.00 5.02 0.86 0.07 82.78 12:50:02 3 12.00 0.00 5.04 0.53 0.06 82.37 12:50:02 4 9.98 0.00 4.97 1.03 0.06 83.96 12:50:02 5 10.75 0.00 5.02 1.47 0.07 82.70 12:50:02 6 11.23 0.00 4.80 0.54 0.07 83.36 12:50:02 7 9.63 0.00 4.94 1.66 0.07 83.71 Average: all 3.90 0.00 1.68 0.37 0.03 94.02 Average: 0 3.01 0.00 1.53 0.34 0.03 95.09 Average: 1 3.85 0.00 1.72 0.26 0.04 94.13 Average: 2 4.18 0.00 1.71 0.29 0.03 93.80 Average: 3 4.63 0.00 1.71 0.19 0.03 93.44 Average: 4 3.72 0.00 1.74 0.61 0.03 93.90 Average: 5 3.76 0.00 1.71 0.49 0.04 93.99 Average: 6 4.13 0.00 1.63 0.19 0.03 94.02 Average: 7 3.94 0.00 1.70 0.57 0.03 93.76