---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3252 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 706 9820 4 5461 14940 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:ae:3c:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:feae:3cc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:c5:21:12:89:3b 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-3252) 01/23/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 26.17 2.93 21.10 2.13 364.54 4798.12 8556.09 06:50:17 34.11 0.08 30.54 3.49 2.19 5930.29 26271.15 Average: 30.25 1.47 25.95 2.83 178.31 5380.00 17660.75 06:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9729216 13315348 2642072 16.14 152068 3534784 2749168 15.78 760728 5472612 22508 06:50:17 7791000 12764192 3186560 19.46 180208 4820360 3252304 18.67 1053192 7030800 19864 Average: 8760108 13039770 2914316 17.80 166138 4177572 3000736 17.22 906960 6251706 21186 06:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 778.08 778.08 740.68 740.68 0.00 0.00 0.00 0.00 06:40:01 ens3 100.93 80.37 710.14 18.96 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 06:50:17 lo 1353.50 1353.50 1289.35 1289.35 0.00 0.00 0.00 0.00 06:50:17 ens3 61.26 46.34 212.92 13.93 0.00 0.00 0.00 0.00 06:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1073.82 1073.82 1022.67 1022.67 0.00 0.00 0.00 0.00 Average: ens3 80.54 62.88 454.59 16.37 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-3252) 01/23/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 62.90 0.00 2.11 0.07 0.10 34.82 06:40:01 0 61.43 0.00 2.12 0.07 0.10 36.28 06:40:01 1 63.54 0.00 1.87 0.09 0.11 34.39 06:40:01 2 63.58 0.00 2.26 0.03 0.10 34.03 06:40:01 3 63.04 0.00 2.21 0.08 0.09 34.58 06:50:17 all 58.42 0.00 2.36 0.08 0.09 39.05 06:50:17 0 58.15 0.00 2.58 0.11 0.09 39.08 06:50:17 1 55.80 0.00 2.31 0.12 0.10 41.67 06:50:17 2 57.73 0.00 2.12 0.07 0.09 39.98 06:50:17 3 62.00 0.00 2.43 0.03 0.09 35.45 Average: all 60.60 0.00 2.24 0.08 0.10 36.99 Average: 0 59.74 0.00 2.35 0.09 0.09 37.72 Average: 1 59.56 0.00 2.10 0.11 0.10 38.13 Average: 2 60.57 0.00 2.19 0.06 0.09 37.09 Average: 3 62.50 0.00 2.32 0.05 0.09 35.03