---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2635 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 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 641 9871 4 5476 15005 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:d1:a1:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84297sec preferred_lft 84297sec inet6 fe80::f816:3eff:fed1:a1da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:bc:14:63:43:09 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2635) 10/28/25 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 44.08 2.57 36.82 4.70 149.47 7527.12 92853.28 01:00:01 6.26 0.20 5.60 0.45 5.81 861.11 9530.87 01:10:18 27.90 0.21 23.76 3.92 7.80 6306.41 32115.45 Average: 26.29 1.00 22.24 3.05 54.46 4950.23 45080.06 00:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 8959796 12294132 3667076 22.40 144112 3336472 4271264 24.52 818212 6226460 5708 01:00:01 9383952 13307916 2649604 16.18 160696 3872828 2912620 16.72 922732 5664084 327168 01:10:18 10116212 15366252 583484 3.56 187476 5105680 1110544 6.37 1506728 4248368 40 Average: 9486653 13656100 2300055 14.05 164095 4104993 2764809 15.87 1082557 5379637 110972 00:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 18.00 18.00 3.89 3.89 0.00 0.00 0.00 0.00 00:50:18 ens3 60.33 46.98 460.45 10.50 0.00 0.00 0.00 0.00 00:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 221.40 221.40 177.57 177.57 0.00 0.00 0.00 0.00 01:00:01 ens3 38.04 27.55 262.36 4.94 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:18 lo 1680.22 1680.22 1623.19 1623.19 0.00 0.00 0.00 0.00 01:10:18 ens3 84.83 73.15 230.06 182.44 0.00 0.00 0.00 0.00 01:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 652.70 652.70 614.28 614.28 0.00 0.00 0.00 0.00 Average: ens3 61.49 49.64 317.45 67.54 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2635) 10/28/25 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:40:16 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 32.52 0.00 1.31 3.10 0.14 62.94 00:50:18 0 32.64 0.00 1.28 3.73 0.12 62.23 00:50:18 1 32.77 0.00 1.16 3.41 0.14 62.52 00:50:18 2 32.68 0.00 1.29 2.08 0.13 63.82 00:50:18 3 31.98 0.00 1.51 3.17 0.15 63.18 01:00:01 all 21.30 0.00 1.04 0.08 0.10 77.48 01:00:01 0 21.04 0.00 1.01 0.04 0.10 77.82 01:00:01 1 21.06 0.00 1.10 0.13 0.11 77.60 01:00:01 2 22.56 0.00 1.12 0.14 0.10 76.07 01:00:01 3 20.53 0.00 0.93 0.01 0.10 78.42 01:10:18 all 43.83 0.00 2.21 3.76 0.10 50.11 01:10:18 0 42.39 0.00 2.40 0.41 0.10 54.69 01:10:18 1 45.39 0.00 2.08 5.38 0.09 47.07 01:10:18 2 44.02 0.00 2.24 4.31 0.10 49.34 01:10:18 3 43.51 0.00 2.13 4.93 0.10 49.33 Average: all 32.75 0.00 1.53 2.34 0.11 63.26 Average: 0 32.21 0.00 1.58 1.40 0.10 64.71 Average: 1 33.29 0.00 1.46 3.02 0.11 62.12 Average: 2 33.28 0.00 1.56 2.21 0.11 62.84 Average: 3 32.21 0.00 1.54 2.75 0.12 63.38