---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5644 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 648 8853 4 6487 14998 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:82:b9:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84053sec preferred_lft 84053sec inet6 fe80::f816:3eff:fe82:b907/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:78:66:97:12:2f 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-5644) 01/29/26 _x86_64_ (4 CPU) 05:21:27 LINUX RESTART (4 CPU) 05:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:04 27.51 0.48 23.84 3.20 23.76 3119.80 10326.73 05:50:01 32.31 0.00 28.84 3.46 0.08 3145.04 26936.87 06:00:05 13.37 0.19 11.67 1.51 12.58 7746.87 1497.92 Average: 24.35 0.22 21.41 2.72 12.15 4682.81 12867.61 05:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:04 9472032 13086064 2872132 17.54 138996 3599672 3017764 17.32 817704 5692648 35032 05:50:01 7578356 12275720 3677224 22.46 158316 4613616 3705184 21.27 1119836 7220980 491252 06:00:05 9035888 15322496 625108 3.82 177124 6131984 1139988 6.54 1730768 5094016 12148 Average: 8695425 13561427 2391488 14.61 158145 4781757 2620979 15.04 1222769 6002548 179477 05:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:04 lo 1422.63 1422.63 1348.94 1348.94 0.00 0.00 0.00 0.00 05:40:04 ens3 51.43 41.78 75.30 14.54 0.00 0.00 0.00 0.00 05:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1329.59 1329.59 1265.70 1265.70 0.00 0.00 0.00 0.00 05:50:01 ens3 41.62 33.51 44.42 12.73 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 06:00:05 lo 245.92 245.92 6786.04 6786.04 0.00 0.00 0.00 0.00 06:00:05 ens3 85.60 94.43 114.85 1040.54 0.00 0.00 0.00 0.00 06:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 996.42 996.42 3148.14 3148.14 0.00 0.00 0.00 0.00 Average: ens3 59.66 56.73 78.35 358.66 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-5644) 01/29/26 _x86_64_ (4 CPU) 05:21:27 LINUX RESTART (4 CPU) 05:30:05 CPU %user %nice %system %iowait %steal %idle 05:40:04 all 67.56 0.00 2.59 0.10 0.11 29.64 05:40:04 0 67.83 0.00 2.55 0.10 0.11 29.41 05:40:04 1 65.29 0.00 2.75 0.12 0.11 31.72 05:40:04 2 67.16 0.00 2.30 0.10 0.11 30.34 05:40:04 3 69.95 0.00 2.78 0.07 0.11 27.09 05:50:01 all 61.30 0.00 2.56 0.12 0.11 35.92 05:50:01 0 62.96 0.00 2.45 0.04 0.11 34.45 05:50:01 1 58.64 0.00 2.40 0.18 0.11 38.66 05:50:01 2 62.12 0.00 2.75 0.18 0.10 34.84 05:50:01 3 61.47 0.00 2.63 0.09 0.11 35.71 06:00:05 all 27.20 0.00 0.98 0.34 0.08 71.40 06:00:05 0 24.27 0.00 1.00 0.24 0.08 74.40 06:00:05 1 22.56 0.00 0.97 0.08 0.09 76.30 06:00:05 2 34.53 0.00 1.04 0.20 0.09 64.14 06:00:05 3 27.45 0.00 0.89 0.83 0.08 70.75 Average: all 51.90 0.00 2.04 0.19 0.10 45.78 Average: 0 51.54 0.00 2.00 0.13 0.10 46.23 Average: 1 48.70 0.00 2.04 0.13 0.10 49.04 Average: 2 54.50 0.00 2.02 0.16 0.10 43.21 Average: 3 52.85 0.00 2.09 0.33 0.10 44.63