---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5646 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: 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 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 718 9837 4 5433 14928 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:64:bf:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fe64:bfec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:78:b7:9c:8e:1e 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-5646) 01/29/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 25.83 2.70 21.26 1.87 149.79 4492.75 4484.72 06:50:20 35.60 0.06 31.93 3.61 1.41 5814.82 16759.07 Average: 30.79 1.36 26.68 2.75 74.49 5163.73 10714.27 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 10042352 13575336 2381396 14.54 154640 3480476 2676144 15.36 724332 5180984 18904 06:50:20 7806528 12754824 3195160 19.51 183240 4791624 3673828 21.09 1024132 7050400 34456 Average: 8924440 13165080 2788278 17.03 168940 4136050 3174986 18.22 874232 6115692 26680 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 683.05 683.05 650.32 650.32 0.00 0.00 0.00 0.00 06:40:01 ens3 95.12 71.87 716.48 16.65 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:20 lo 1376.68 1376.68 1311.35 1311.35 0.00 0.00 0.00 0.00 06:50:20 ens3 54.57 41.76 211.30 12.99 0.00 0.00 0.00 0.00 06:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1035.09 1035.09 985.81 985.81 0.00 0.00 0.00 0.00 Average: ens3 74.54 56.59 460.09 14.79 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-5646) 01/29/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 57.98 0.00 2.08 0.14 0.10 39.70 06:40:01 0 58.84 0.00 1.97 0.10 0.10 38.99 06:40:01 1 55.82 0.00 2.20 0.16 0.11 41.71 06:40:01 2 58.27 0.00 2.34 0.22 0.10 39.06 06:40:01 3 58.98 0.00 1.81 0.07 0.10 39.04 06:50:20 all 58.61 0.00 2.48 0.14 0.11 38.66 06:50:20 0 56.02 0.00 2.40 0.08 0.11 41.38 06:50:20 1 61.14 0.00 2.77 0.30 0.11 35.68 06:50:20 2 57.76 0.00 2.32 0.07 0.11 39.74 06:50:20 3 59.54 0.00 2.43 0.09 0.11 37.82 Average: all 58.30 0.00 2.28 0.14 0.11 39.17 Average: 0 57.41 0.00 2.19 0.09 0.11 40.21 Average: 1 58.52 0.00 2.49 0.23 0.11 38.65 Average: 2 58.01 0.00 2.33 0.15 0.11 39.40 Average: 3 59.27 0.00 2.13 0.08 0.11 38.42