---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24965 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 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 626 8963 4 6399 15019 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:ad:ea:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84288sec preferred_lft 84288sec inet6 fe80::f816:3eff:fead:ea10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:82:33:eb:d4:ba 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-24965) 01/10/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:16 22.64 0.06 19.92 2.66 6.44 2147.71 12885.76 05:50:16 29.60 0.02 26.67 2.91 0.47 4460.62 14185.21 Average: 26.12 0.04 23.30 2.78 3.45 3303.93 13535.35 05:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:16 9425672 13022056 2935748 17.93 142012 3573444 2936072 16.85 763880 5798664 25092 05:50:16 6229120 10876444 5077052 31.01 156804 4563732 4934364 28.32 1062404 8619568 236 Average: 7827396 11949250 4006400 24.47 149408 4068588 3935218 22.59 913142 7209116 12664 05:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:16 lo 1235.51 1235.51 1170.22 1170.22 0.00 0.00 0.00 0.00 05:40:16 ens3 40.35 32.25 27.62 12.06 0.00 0.00 0.00 0.00 05:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:16 lo 1149.60 1149.60 1137.53 1137.53 0.00 0.00 0.00 0.00 05:50:16 ens3 36.90 29.09 40.28 10.26 0.00 0.00 0.00 0.00 05:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1192.56 1192.56 1153.88 1153.88 0.00 0.00 0.00 0.00 Average: ens3 38.62 30.67 33.95 11.16 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-24965) 01/10/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:15 CPU %user %nice %system %iowait %steal %idle 05:40:16 all 67.01 0.00 2.26 0.04 0.09 30.59 05:40:16 0 67.27 0.00 2.30 0.05 0.09 30.29 05:40:16 1 65.32 0.00 2.03 0.04 0.09 32.51 05:40:16 2 69.18 0.00 2.27 0.04 0.09 28.41 05:40:16 3 66.27 0.00 2.42 0.04 0.09 31.18 05:50:16 all 54.56 0.00 2.17 0.09 0.09 43.09 05:50:16 0 51.38 0.00 2.08 0.09 0.09 46.36 05:50:16 1 58.60 0.00 2.00 0.06 0.09 39.25 05:50:16 2 53.12 0.00 2.22 0.16 0.09 44.41 05:50:16 3 55.15 0.00 2.37 0.05 0.09 42.34 Average: all 60.79 0.00 2.21 0.07 0.09 36.84 Average: 0 59.33 0.00 2.19 0.07 0.09 38.32 Average: 1 61.96 0.00 2.02 0.05 0.09 35.88 Average: 2 61.16 0.00 2.25 0.10 0.09 36.41 Average: 3 60.71 0.00 2.40 0.04 0.09 36.76