---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42508 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 11G 145G 7% / 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 724 26493 4 4873 30898 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:f3:a4:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84884sec preferred_lft 84884sec inet6 fe80::f816:3eff:fef3:a441/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d8:88:c2:6c:f6 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42508) 08/29/26 _x86_64_ (8 CPU) 13:57:26 LINUX RESTART (8 CPU) 14:00:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:36 1.55 0.03 1.51 0.01 1.15 19.09 217.21 14:20:33 42.83 3.59 38.11 1.13 225.85 6287.18 4124.24 Average: 22.15 1.81 19.77 0.57 113.26 3146.38 2166.52 14:00:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:36 30237068 31908504 477968 1.45 59180 1951152 1509396 4.45 198044 2151520 4 14:20:33 26172224 29702020 2608312 7.94 188620 3544316 2829544 8.34 588240 5636928 126360 Average: 28204646 30805262 1543140 4.70 123900 2747734 2169470 6.40 393142 3894224 63182 14:00:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:36 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:10:36 ens3 0.40 0.18 0.14 0.08 0.00 0.00 0.00 0.00 14:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:33 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 14:20:33 ens3 110.02 88.12 757.72 24.59 0.00 0.00 0.00 0.00 14:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 55.09 44.05 378.11 12.30 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42508) 08/29/26 _x86_64_ (8 CPU) 13:57:26 LINUX RESTART (8 CPU) 14:00:36 CPU %user %nice %system %iowait %steal %idle 14:10:36 all 0.08 0.00 0.01 0.01 0.00 99.90 14:10:36 0 0.02 0.00 0.03 0.00 0.00 99.96 14:10:36 1 0.01 0.00 0.01 0.01 0.00 99.98 14:10:36 2 0.00 0.00 0.01 0.00 0.00 99.99 14:10:36 3 0.01 0.00 0.01 0.00 0.00 99.98 14:10:36 4 0.01 0.00 0.01 0.03 0.00 99.94 14:10:36 5 0.03 0.00 0.02 0.01 0.00 99.95 14:10:36 6 0.54 0.00 0.02 0.00 0.00 99.43 14:10:36 7 0.02 0.00 0.02 0.00 0.00 99.95 14:20:33 all 20.58 0.00 0.97 0.17 0.01 78.28 14:20:33 0 20.89 0.00 0.88 0.04 0.01 78.18 14:20:33 1 22.58 0.00 0.98 0.06 0.01 76.37 14:20:33 2 17.42 0.00 0.81 0.08 0.01 81.69 14:20:33 3 23.65 0.00 1.17 0.10 0.01 75.07 14:20:33 4 22.70 0.00 1.18 0.26 0.01 75.85 14:20:33 5 16.69 0.00 0.86 0.12 0.01 82.32 14:20:33 6 18.46 0.00 0.85 0.59 0.01 80.09 14:20:33 7 22.23 0.00 1.05 0.08 0.01 76.63 Average: all 10.30 0.00 0.49 0.09 0.00 89.12 Average: 0 10.43 0.00 0.45 0.02 0.01 89.09 Average: 1 11.27 0.00 0.49 0.03 0.01 88.20 Average: 2 8.69 0.00 0.41 0.04 0.00 90.86 Average: 3 11.80 0.00 0.59 0.05 0.00 87.56 Average: 4 11.33 0.00 0.59 0.15 0.00 87.93 Average: 5 8.34 0.00 0.43 0.06 0.00 91.16 Average: 6 9.46 0.00 0.43 0.30 0.01 89.80 Average: 7 11.10 0.00 0.53 0.04 0.01 88.33