---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-520 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: 5600.00 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 670 8660 4 6658 14975 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:73:ca:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84161sec preferred_lft 84161sec inet6 fe80::f816:3eff:fe73:ca50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:88:9c:41:0d:fe 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-520) 01/15/26 _x86_64_ (4 CPU) 18:56:36 LINUX RESTART (4 CPU) 19:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:01 81.02 5.77 59.36 15.89 910.90 6274.05 250381.87 19:20:10 26.16 0.01 23.11 3.04 0.21 2229.82 11268.70 19:30:10 29.09 0.03 26.00 3.06 0.93 9273.31 34827.66 Average: 45.15 1.91 35.97 7.27 299.50 5905.70 97639.94 19:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:01 9514548 13027496 2932652 17.91 129520 3526180 3030240 17.39 814188 5680628 23880 19:20:10 8945996 12880712 3075844 18.79 148236 3894460 3168436 18.19 936592 6085392 21912 19:30:10 8830164 15285980 662484 4.05 175092 6299844 1136860 6.53 1806924 5201232 28728 Average: 9096903 13731396 2223660 13.58 150949 4573495 2445179 14.04 1185901 5655751 24840 19:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:01 lo 952.07 952.07 905.71 905.71 0.00 0.00 0.00 0.00 19:10:01 ens3 161.65 116.36 1293.19 23.61 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:10 lo 1398.23 1398.23 1326.90 1326.90 0.00 0.00 0.00 0.00 19:20:10 ens3 43.22 33.50 20.55 12.05 0.00 0.00 0.00 0.00 19:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:10 lo 829.92 829.92 5215.88 5215.88 0.00 0.00 0.00 0.00 19:30:10 ens3 45.25 36.40 113.81 11.28 0.00 0.00 0.00 0.00 19:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1062.29 1062.29 2484.94 2484.94 0.00 0.00 0.00 0.00 Average: ens3 82.79 61.68 469.53 15.59 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-520) 01/15/26 _x86_64_ (4 CPU) 18:56:36 LINUX RESTART (4 CPU) 19:00:10 CPU %user %nice %system %iowait %steal %idle 19:10:01 all 41.99 0.00 1.91 0.74 0.08 55.29 19:10:01 0 41.92 0.00 1.88 0.66 0.08 55.47 19:10:01 1 40.65 0.00 1.83 0.81 0.08 56.63 19:10:01 2 43.80 0.00 1.90 0.55 0.07 53.67 19:10:01 3 41.58 0.00 2.03 0.92 0.08 55.38 19:20:10 all 66.13 0.00 2.38 0.17 0.09 31.23 19:20:10 0 67.93 0.00 2.51 0.07 0.09 29.39 19:20:10 1 67.40 0.00 2.63 0.18 0.09 29.70 19:20:10 2 65.40 0.00 2.30 0.21 0.09 32.00 19:20:10 3 63.76 0.00 2.07 0.23 0.10 33.83 19:30:10 all 46.71 0.00 1.91 0.78 0.09 50.50 19:30:10 0 41.15 0.00 1.85 0.90 0.09 56.02 19:30:10 1 47.42 0.00 1.81 0.35 0.09 50.33 19:30:10 2 43.62 0.00 2.27 0.61 0.09 53.40 19:30:10 3 54.68 0.00 1.73 1.27 0.09 42.23 Average: all 51.72 0.00 2.07 0.56 0.09 45.57 Average: 0 50.45 0.00 2.08 0.54 0.08 46.84 Average: 1 51.93 0.00 2.09 0.44 0.08 45.45 Average: 2 51.05 0.00 2.16 0.45 0.09 46.25 Average: 3 53.45 0.00 1.95 0.81 0.09 43.72