---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2718 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 12G 144G 8% / 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 749 24902 4 6440 30875 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:20:a7:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82577sec preferred_lft 82577sec inet6 fe80::f816:3eff:fe20:a7a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:59:e9:2d:4d:d2 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 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2718) 10/11/25 _x86_64_ (8 CPU) 09:30:08 LINUX RESTART (8 CPU) 09:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:13 1.63 0.00 1.61 0.01 0.04 20.83 511.27 10:00:01 1.46 0.00 1.46 0.00 0.00 16.60 0.00 10:10:14 1.58 0.00 1.58 0.00 0.00 17.59 0.00 10:20:14 1.58 0.00 1.58 0.00 0.01 17.48 0.00 10:30:01 46.12 3.77 41.66 0.69 136.87 12480.87 3320.64 Average: 10.31 0.74 9.43 0.14 26.89 2465.42 754.78 09:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:13 29787372 31883944 495544 1.51 66368 2364300 1509500 4.45 472700 2304388 4 10:00:01 29785912 31883192 496196 1.51 66944 2364440 1509496 4.45 473288 2304532 20 10:10:14 29787264 31885216 494016 1.50 67584 2364456 1509496 4.45 473920 2308644 16 10:20:14 29787012 31885676 493524 1.50 68172 2364588 1509564 4.45 474488 2310232 24 10:30:01 26063576 31683212 623272 1.90 134100 5719024 1154648 3.40 1554620 4756704 88 Average: 29042227 31844248 520510 1.58 80634 3035362 1438541 4.24 689803 2796900 30 09:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:13 ens3 0.38 0.12 0.09 0.04 0.00 0.00 0.00 0.00 09:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 0.20 0.09 0.07 0.04 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:14 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:10:14 ens3 0.19 0.12 0.07 0.04 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:14 ens3 0.20 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 155.77 155.77 192.73 192.73 0.00 0.00 0.00 0.00 10:30:01 ens3 668.38 411.48 1714.89 1184.93 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 30.67 30.67 37.85 37.85 0.00 0.00 0.00 0.00 Average: ens3 131.44 80.89 336.81 232.71 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 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2718) 10/11/25 _x86_64_ (8 CPU) 09:30:08 LINUX RESTART (8 CPU) 09:40:12 CPU %user %nice %system %iowait %steal %idle 09:50:13 all 0.10 0.00 0.01 0.01 0.01 99.88 09:50:13 0 0.00 0.00 0.00 0.00 0.00 99.99 09:50:13 1 0.14 0.00 0.00 0.00 0.00 99.85 09:50:13 2 0.59 0.00 0.03 0.00 0.03 99.34 09:50:13 3 0.01 0.00 0.01 0.00 0.01 99.97 09:50:13 4 0.01 0.00 0.01 0.00 0.00 99.98 09:50:13 5 0.01 0.00 0.00 0.00 0.00 99.98 09:50:13 6 0.01 0.00 0.00 0.00 0.01 99.98 09:50:13 7 0.01 0.00 0.00 0.04 0.01 99.93 10:00:01 all 0.02 0.00 0.01 0.01 0.01 99.96 10:00:01 0 0.00 0.00 0.00 0.00 0.00 99.99 10:00:01 1 0.01 0.00 0.01 0.00 0.01 99.98 10:00:01 2 0.08 0.00 0.02 0.00 0.03 99.87 10:00:01 3 0.01 0.00 0.01 0.00 0.00 99.97 10:00:01 4 0.00 0.00 0.01 0.00 0.01 99.98 10:00:01 5 0.01 0.00 0.00 0.00 0.00 99.98 10:00:01 6 0.01 0.00 0.01 0.00 0.01 99.97 10:00:01 7 0.01 0.00 0.01 0.04 0.02 99.92 10:10:14 all 0.14 0.00 0.01 0.01 0.01 99.83 10:10:14 0 0.00 0.00 0.00 0.00 0.00 100.00 10:10:14 1 0.40 0.00 0.02 0.00 0.02 99.56 10:10:14 2 0.67 0.00 0.01 0.00 0.01 99.31 10:10:14 3 0.01 0.00 0.01 0.00 0.01 99.96 10:10:14 4 0.00 0.00 0.00 0.00 0.01 99.98 10:10:14 5 0.00 0.00 0.00 0.00 0.00 99.99 10:10:14 6 0.01 0.00 0.01 0.00 0.01 99.97 10:10:14 7 0.04 0.00 0.01 0.04 0.01 99.90 10:20:14 all 0.06 0.00 0.01 0.01 0.01 99.91 10:20:14 0 0.00 0.00 0.00 0.03 0.00 99.96 10:20:14 1 0.45 0.00 0.01 0.00 0.02 99.52 10:20:14 2 0.02 0.00 0.01 0.00 0.01 99.96 10:20:14 3 0.00 0.00 0.01 0.00 0.00 99.98 10:20:14 4 0.01 0.00 0.01 0.00 0.01 99.98 10:20:14 5 0.00 0.00 0.00 0.00 0.00 99.99 10:20:14 6 0.02 0.00 0.01 0.00 0.02 99.94 10:20:14 7 0.00 0.00 0.01 0.00 0.01 99.98 10:30:01 all 12.13 0.00 0.92 0.20 0.04 86.70 10:30:01 0 11.88 0.00 0.79 0.52 0.04 86.77 10:30:01 1 15.88 0.00 1.28 0.30 0.04 82.51 10:30:01 2 12.52 0.00 0.94 0.09 0.04 86.41 10:30:01 3 11.07 0.00 0.74 0.06 0.04 88.10 10:30:01 4 11.27 0.00 0.73 0.07 0.04 87.89 10:30:01 5 9.59 0.00 1.00 0.07 0.04 89.31 10:30:01 6 14.42 0.00 0.96 0.05 0.05 84.52 10:30:01 7 10.39 0.00 0.97 0.47 0.04 88.13 Average: all 2.44 0.00 0.19 0.04 0.02 97.31 Average: 0 2.33 0.00 0.16 0.11 0.01 97.40 Average: 1 3.32 0.00 0.26 0.06 0.02 96.34 Average: 2 2.73 0.00 0.20 0.02 0.02 97.03 Average: 3 2.18 0.00 0.15 0.01 0.01 97.64 Average: 4 2.21 0.00 0.15 0.01 0.01 97.61 Average: 5 1.88 0.00 0.20 0.01 0.01 97.90 Average: 6 2.83 0.00 0.19 0.01 0.02 96.94 Average: 7 2.05 0.00 0.20 0.12 0.02 97.62