---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5914 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 68G 14% / 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 667 10456 4 4865 14979 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:ec:9f:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82617sec preferred_lft 82617sec inet6 fe80::f816:3eff:feec:9f74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:e0:35:ef:6d:13 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-5914) 01/30/26 _x86_64_ (4 CPU) 03:35:00 LINUX RESTART (4 CPU) 03:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:50:07 17.30 0.27 4.24 12.80 205.77 508.27 247272.17 04:00:07 1.08 0.00 1.08 0.00 0.00 13.11 0.43 04:10:07 40.05 2.17 37.29 0.59 126.48 2229.56 546.60 04:20:07 10.38 1.89 7.98 0.51 125.29 1976.05 1594.92 04:30:06 23.09 0.84 20.13 2.12 27.20 3552.04 3062.19 Average: 18.38 1.03 14.12 3.22 97.20 1652.64 50922.96 03:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:07 13573796 15527744 487296 2.98 58480 2120300 1126044 6.46 289040 2257928 188 04:00:07 13574056 15528340 486696 2.97 58832 2120276 1126044 6.46 289396 2258232 164 04:10:07 13019104 15537624 439236 2.68 100624 2609912 976304 5.60 424796 2620520 108 04:20:07 10624512 13780816 2180440 13.32 123732 3180220 2592692 14.88 606400 4785124 30472 04:30:06 9227580 13370748 2581128 15.76 166864 4037772 2715388 15.59 855040 5820380 8072 Average: 12003810 14749054 1234959 7.54 101706 2813696 1707294 9.80 492934 3548437 7801 03:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:07 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 03:50:07 ens3 15.20 10.16 143.53 0.71 0.00 0.00 0.00 0.00 03:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:00:07 ens3 0.42 0.10 0.23 0.02 0.00 0.00 0.00 0.00 04:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:07 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 04:10:07 ens3 37.55 28.59 297.27 7.12 0.00 0.00 0.00 0.00 04:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:07 lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 04:20:07 ens3 64.83 51.57 558.60 11.96 0.00 0.00 0.00 0.00 04:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:06 lo 796.62 796.62 758.44 758.44 0.00 0.00 0.00 0.00 04:30:06 ens3 78.18 56.96 364.62 17.59 0.00 0.00 0.00 0.00 04:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 158.97 158.97 151.15 151.15 0.00 0.00 0.00 0.00 Average: ens3 39.17 29.42 272.54 7.46 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-5914) 01/30/26 _x86_64_ (4 CPU) 03:35:00 LINUX RESTART (4 CPU) 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:07 all 0.29 0.00 0.17 0.11 0.01 99.42 03:50:07 0 0.18 0.00 0.14 0.09 0.01 99.58 03:50:07 1 0.24 0.00 0.26 0.21 0.01 99.27 03:50:07 2 0.48 0.00 0.11 0.04 0.02 99.36 03:50:07 3 0.26 0.00 0.16 0.08 0.01 99.49 04:00:07 all 0.25 0.00 0.02 0.01 0.01 99.71 04:00:07 0 0.02 0.00 0.01 0.02 0.00 99.95 04:00:07 1 0.50 0.00 0.01 0.00 0.01 99.47 04:00:07 2 0.46 0.00 0.01 0.00 0.01 99.51 04:00:07 3 0.04 0.00 0.04 0.00 0.02 99.90 04:10:07 all 2.50 0.00 0.31 0.21 0.02 96.96 04:10:07 0 3.73 0.00 0.43 0.07 0.02 95.76 04:10:07 1 3.82 0.00 0.34 0.39 0.02 95.43 04:10:07 2 1.16 0.00 0.29 0.38 0.02 98.15 04:10:07 3 1.28 0.00 0.17 0.01 0.02 98.52 04:20:07 all 37.37 0.00 1.15 0.03 0.06 61.39 04:20:07 0 37.05 0.00 1.21 0.02 0.06 61.66 04:20:07 1 36.40 0.00 1.14 0.05 0.07 62.35 04:20:07 2 37.50 0.00 1.02 0.04 0.06 61.38 04:20:07 3 38.52 0.00 1.22 0.03 0.06 60.17 04:30:06 all 70.43 0.00 2.49 0.04 0.10 26.95 04:30:06 0 70.59 0.00 2.48 0.04 0.10 26.79 04:30:06 1 71.22 0.00 2.57 0.04 0.10 26.07 04:30:06 2 71.49 0.00 2.49 0.04 0.10 25.88 04:30:06 3 68.41 0.00 2.41 0.04 0.10 29.04 Average: all 22.07 0.00 0.82 0.08 0.04 76.98 Average: 0 22.22 0.00 0.85 0.05 0.04 76.84 Average: 1 22.34 0.00 0.86 0.14 0.04 76.61 Average: 2 22.12 0.00 0.78 0.10 0.04 76.96 Average: 3 21.61 0.00 0.80 0.03 0.04 77.52