---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34544 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 716 9459 4 5812 14930 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:17:c6:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84600sec preferred_lft 84600sec inet6 fe80::f816:3eff:fe17:c686/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:cb:5a:ae:e5:05 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-4c-4g-34544) 01/13/26 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 32.29 2.58 26.96 2.75 723.72 5452.93 18103.99 06:50:08 34.26 0.07 30.76 3.44 1.48 5966.47 11256.62 Average: 33.29 1.31 28.88 3.10 358.49 5712.62 14641.33 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 9160788 13131964 2822552 17.24 158748 3904736 3046896 17.49 934576 5861168 25016 06:50:08 7507336 12840700 3107172 18.98 184916 5169376 3291684 18.89 1223864 7140492 22136 Average: 8334062 12986332 2964862 18.11 171832 4537056 3169290 18.19 1079220 6500830 23576 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 869.00 869.00 827.17 827.17 0.00 0.00 0.00 0.00 06:40:02 ens3 97.84 70.46 631.88 17.77 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:08 lo 1244.43 1244.43 1185.22 1185.22 0.00 0.00 0.00 0.00 06:50:08 ens3 63.32 45.95 215.44 13.06 0.00 0.00 0.00 0.00 06:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1058.85 1058.85 1008.23 1008.23 0.00 0.00 0.00 0.00 Average: ens3 80.38 58.06 421.29 15.39 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-4c-4g-34544) 01/13/26 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 67.32 0.00 2.47 0.29 0.10 29.82 06:40:02 0 68.06 0.00 2.65 0.33 0.09 28.86 06:40:02 1 63.45 0.00 2.27 0.32 0.10 33.86 06:40:02 2 66.84 0.00 2.24 0.20 0.10 30.62 06:40:02 3 70.95 0.00 2.71 0.30 0.10 25.94 06:50:08 all 58.90 0.00 2.31 0.18 0.09 38.52 06:50:08 0 57.99 0.00 2.11 0.24 0.08 39.57 06:50:08 1 57.57 0.00 2.30 0.26 0.09 39.78 06:50:08 2 57.62 0.00 2.31 0.11 0.09 39.88 06:50:08 3 62.40 0.00 2.54 0.12 0.09 34.85 Average: all 63.06 0.00 2.39 0.24 0.09 34.22 Average: 0 62.97 0.00 2.38 0.29 0.09 34.28 Average: 1 60.47 0.00 2.28 0.29 0.09 36.86 Average: 2 62.18 0.00 2.28 0.15 0.09 35.30 Average: 3 66.62 0.00 2.62 0.21 0.09 30.45