---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1008 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 12G 66G 16% / 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 631 9048 4 6309 15015 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:38:b2:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84670sec preferred_lft 84670sec inet6 fe80::f816:3eff:fe38:b25a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:f1:eb:51:a1:a9 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-1008) 01/16/26 _x86_64_ (4 CPU) 09:16:52 LINUX RESTART (4 CPU) 09:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:06 29.26 0.64 25.46 3.16 227.70 3617.42 19688.96 09:40:10 31.27 0.01 28.02 3.24 0.15 2555.21 26524.34 Average: 30.27 0.32 26.75 3.20 113.19 3082.88 23128.75 09:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:06 9710336 13203388 2755572 16.83 133928 3487528 2739936 15.73 735400 5552748 33420 09:40:10 8058488 12613908 3340008 20.40 153792 4480908 3287976 18.87 1033788 6849620 650376 Average: 8884412 12908648 3047790 18.61 143860 3984218 3013956 17.30 884594 6201184 341898 09:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:06 lo 1574.85 1574.85 1494.28 1494.28 0.00 0.00 0.00 0.00 09:30:06 ens3 42.23 33.40 115.26 9.69 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:10 lo 1381.16 1381.16 1314.60 1314.60 0.00 0.00 0.00 0.00 09:40:10 ens3 32.02 24.46 27.45 7.75 0.00 0.00 0.00 0.00 09:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1477.38 1477.38 1403.86 1403.86 0.00 0.00 0.00 0.00 Average: ens3 37.10 28.90 71.07 8.72 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-1008) 01/16/26 _x86_64_ (4 CPU) 09:16:52 LINUX RESTART (4 CPU) 09:20:10 CPU %user %nice %system %iowait %steal %idle 09:30:06 all 69.83 0.00 2.50 0.12 0.11 27.44 09:30:06 0 69.47 0.00 2.70 0.16 0.11 27.56 09:30:06 1 68.68 0.00 2.38 0.10 0.11 28.73 09:30:06 2 69.02 0.00 2.37 0.12 0.11 28.37 09:30:06 3 72.14 0.00 2.55 0.09 0.11 25.10 09:40:10 all 62.01 0.00 2.68 0.45 0.11 34.75 09:40:10 0 60.43 0.00 2.35 1.06 0.11 36.05 09:40:10 1 62.05 0.00 2.92 0.22 0.11 34.70 09:40:10 2 64.45 0.00 2.85 0.39 0.11 32.20 09:40:10 3 61.11 0.00 2.62 0.12 0.11 36.04 Average: all 65.90 0.00 2.59 0.28 0.11 31.12 Average: 0 64.92 0.00 2.52 0.61 0.11 31.83 Average: 1 65.35 0.00 2.65 0.16 0.11 31.73 Average: 2 66.72 0.00 2.61 0.25 0.11 30.30 Average: 3 66.59 0.00 2.59 0.11 0.11 30.60