---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11238 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 788 19246 4 12056 30835 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:bf:00:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:febf:52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:65:2d:c1:1e:2e 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::a465:2dff:fec1:1e2e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-11238) 12/07/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:55 12.27 0.07 11.78 0.41 3.04 3945.28 1292.49 00:50:11 41.82 2.31 38.47 1.05 348.09 23326.47 3068.31 Average: 25.84 1.10 24.03 0.71 161.46 12843.63 2107.81 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:55 22979612 29420168 2879916 8.76 163908 6425056 3017204 8.90 1746332 7577068 1382512 00:50:11 19952012 31608632 667028 2.03 217600 11378588 1411848 4.16 3228580 8882336 72 Average: 21465812 30514400 1773472 5.40 190754 8901822 2214526 6.53 2487456 8229702 691292 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:55 lo 1.65 1.65 0.15 0.15 0.00 0.00 0.00 0.00 00:40:55 ens3 52.98 42.19 214.20 13.40 0.00 0.00 0.00 0.00 00:40:55 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:11 lo 4731.42 4731.42 4518.05 4518.05 0.00 0.00 0.00 0.00 00:50:11 ens3 114.24 99.05 363.73 1301.74 0.00 0.00 0.00 0.00 00:50:11 docker0 67.79 69.17 1291.20 72.44 0.00 0.00 0.00 0.00 00:50:11 veth01f4444 65.42 66.31 1291.95 6.70 0.00 0.00 0.00 0.11 Average: lo 2173.20 2173.20 2074.43 2074.43 0.00 0.00 0.00 0.00 Average: ens3 81.11 68.30 282.85 604.91 0.00 0.00 0.00 0.00 Average: docker0 31.12 31.76 592.82 33.26 0.00 0.00 0.00 0.00 Average: veth01f4444 30.04 30.45 593.16 3.08 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-11238) 12/07/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:55 all 36.33 0.00 1.50 0.05 0.06 62.05 00:40:55 0 29.13 0.00 1.24 0.12 0.07 69.45 00:40:55 1 31.62 0.00 1.39 0.08 0.06 66.84 00:40:55 2 37.33 0.00 1.81 0.15 0.07 60.64 00:40:55 3 43.04 0.00 1.51 0.01 0.06 55.39 00:40:55 4 35.75 0.00 1.28 0.00 0.06 62.91 00:40:55 5 36.81 0.00 1.34 0.01 0.06 61.79 00:40:55 6 39.49 0.00 1.87 0.07 0.07 58.50 00:40:55 7 37.50 0.00 1.57 0.01 0.06 60.87 00:50:11 all 17.66 0.00 2.13 0.29 0.05 79.87 00:50:11 0 19.27 0.00 2.03 0.36 0.06 78.28 00:50:11 1 18.72 0.00 2.86 0.17 0.05 78.19 00:50:11 2 18.61 0.00 2.05 0.17 0.05 79.13 00:50:11 3 17.89 0.00 1.84 0.23 0.05 80.00 00:50:11 4 12.53 0.00 1.33 0.26 0.05 85.84 00:50:11 5 21.57 0.00 3.76 0.24 0.05 74.38 00:50:11 6 18.83 0.00 2.08 0.71 0.05 78.34 00:50:11 7 13.92 0.00 1.13 0.18 0.05 84.72 Average: all 27.77 0.00 1.79 0.16 0.06 70.22 Average: 0 24.62 0.00 1.60 0.23 0.06 73.49 Average: 1 25.71 0.00 2.06 0.12 0.06 72.04 Average: 2 28.75 0.00 1.92 0.16 0.06 69.12 Average: 3 31.49 0.00 1.66 0.11 0.05 66.68 Average: 4 25.08 0.00 1.30 0.12 0.06 73.44 Average: 5 29.85 0.00 2.44 0.12 0.05 67.54 Average: 6 30.00 0.00 1.97 0.36 0.06 67.61 Average: 7 26.65 0.00 1.36 0.09 0.06 71.84