---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3250 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 8871 4 6491 15020 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:92:d7:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84232sec preferred_lft 84232sec inet6 fe80::f816:3eff:fe92:d7ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:d6:38:36:da:a0 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-3250) 01/23/26 _x86_64_ (4 CPU) 05:21:27 LINUX RESTART (4 CPU) 05:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:16 24.11 0.06 21.19 2.86 6.36 2325.84 4925.17 05:50:01 31.69 0.02 28.45 3.22 0.55 4601.03 10388.01 Average: 27.85 0.04 24.78 3.04 3.49 3449.79 7623.84 05:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:16 9144144 12882408 3074556 18.78 143264 3711072 3376368 19.38 784436 6051252 88164 05:50:01 7855552 12565056 3387332 20.69 159204 4623364 3433632 19.71 1072564 7000496 2016 Average: 8499848 12723732 3230944 19.73 151234 4167218 3405000 19.54 928500 6525874 45090 05:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:16 lo 1426.65 1426.65 1352.50 1352.50 0.00 0.00 0.00 0.00 05:40:16 ens3 50.05 38.38 30.59 13.30 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 05:50:01 lo 1290.09 1290.09 1225.44 1225.44 0.00 0.00 0.00 0.00 05:50:01 ens3 44.72 35.30 43.16 12.11 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1359.19 1359.19 1289.73 1289.73 0.00 0.00 0.00 0.00 Average: ens3 47.42 36.86 36.80 12.71 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-3250) 01/23/26 _x86_64_ (4 CPU) 05:21:27 LINUX RESTART (4 CPU) 05:30:17 CPU %user %nice %system %iowait %steal %idle 05:40:16 all 64.75 0.00 2.30 0.15 0.11 32.69 05:40:16 0 65.12 0.00 2.50 0.06 0.09 32.23 05:40:16 1 65.97 0.00 2.24 0.22 0.08 31.49 05:40:16 2 64.84 0.00 2.18 0.26 0.21 32.51 05:40:16 3 63.05 0.00 2.29 0.05 0.08 34.53 05:50:01 all 56.61 0.00 2.28 0.11 0.09 40.92 05:50:01 0 55.78 0.00 2.16 0.10 0.09 41.87 05:50:01 1 59.56 0.00 1.93 0.10 0.09 38.32 05:50:01 2 55.70 0.00 2.52 0.14 0.09 41.55 05:50:01 3 55.38 0.00 2.50 0.08 0.09 41.96 Average: all 60.73 0.00 2.29 0.13 0.10 36.75 Average: 0 60.51 0.00 2.33 0.08 0.09 36.99 Average: 1 62.80 0.00 2.09 0.16 0.09 34.86 Average: 2 60.33 0.00 2.35 0.20 0.15 36.97 Average: 3 59.26 0.00 2.39 0.06 0.09 38.20