---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19041 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 930 24978 4 6182 30694 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:34:b7:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84451sec preferred_lft 84451sec inet6 fe80::f816:3eff:fe34:b775/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:95:1d:ab:c9:e3 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-19041) 01/07/26 _x86_64_ (8 CPU) 08:43:00 LINUX RESTART (8 CPU) 08:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:31 28.49 0.14 24.63 3.72 5.55 2432.49 12534.89 09:10:01 50.31 0.01 30.92 19.38 0.24 3335.62 547178.12 Average: 38.98 0.08 27.65 11.24 3.00 2866.38 269391.64 08:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:31 25404748 29078396 3229552 9.83 171572 3722268 3205888 9.45 870952 6139312 42460 09:10:01 24233760 28684004 3618704 11.01 210128 4401364 3553812 10.48 1055316 7035664 181920 Average: 24819254 28881200 3424128 10.42 190850 4061816 3379850 9.97 963134 6587488 112190 08:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:31 lo 1539.65 1539.65 1465.07 1465.07 0.00 0.00 0.00 0.00 09:00:31 ens3 23.65 19.50 11.82 6.75 0.00 0.00 0.00 0.00 09:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1731.30 1731.30 1647.75 1647.75 0.00 0.00 0.00 0.00 09:10:01 ens3 23.46 19.66 9.55 7.16 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1631.72 1631.72 1552.83 1552.83 0.00 0.00 0.00 0.00 Average: ens3 23.56 19.58 10.73 6.94 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-19041) 01/07/26 _x86_64_ (8 CPU) 08:43:00 LINUX RESTART (8 CPU) 08:50:15 CPU %user %nice %system %iowait %steal %idle 09:00:31 all 34.94 0.00 1.57 0.11 0.07 63.30 09:00:31 0 33.12 0.00 1.62 0.06 0.07 65.13 09:00:31 1 38.13 0.00 1.78 0.08 0.07 59.94 09:00:31 2 36.72 0.00 1.92 0.12 0.07 61.17 09:00:31 3 36.46 0.00 1.40 0.09 0.07 61.98 09:00:31 4 32.13 0.00 1.56 0.08 0.07 66.16 09:00:31 5 36.04 0.00 1.48 0.14 0.07 62.27 09:00:31 6 39.37 0.00 1.43 0.05 0.07 59.09 09:00:31 7 27.57 0.00 1.39 0.30 0.06 70.67 09:10:01 all 37.62 0.00 1.73 0.15 0.07 60.43 09:10:01 0 34.00 0.00 1.72 0.12 0.07 64.10 09:10:01 1 38.21 0.00 2.00 0.16 0.07 59.56 09:10:01 2 40.45 0.00 1.63 0.18 0.07 57.67 09:10:01 3 41.38 0.00 1.69 0.04 0.08 56.81 09:10:01 4 38.17 0.00 1.47 0.18 0.07 60.11 09:10:01 5 37.02 0.00 1.71 0.14 0.07 61.06 09:10:01 6 40.01 0.00 1.92 0.21 0.07 57.78 09:10:01 7 31.72 0.00 1.70 0.19 0.07 66.33 Average: all 36.23 0.00 1.65 0.13 0.07 61.92 Average: 0 33.54 0.00 1.67 0.09 0.07 64.64 Average: 1 38.17 0.00 1.89 0.12 0.07 59.76 Average: 2 38.51 0.00 1.78 0.15 0.07 59.49 Average: 3 38.83 0.00 1.54 0.06 0.07 59.50 Average: 4 35.03 0.00 1.52 0.13 0.07 63.26 Average: 5 36.51 0.00 1.59 0.14 0.07 61.69 Average: 6 39.68 0.00 1.67 0.13 0.07 58.46 Average: 7 29.57 0.00 1.54 0.24 0.06 68.58