---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3368 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: 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 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 653 10357 4 4977 14992 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:e5:10:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84213sec preferred_lft 84213sec inet6 fe80::f816:3eff:fee5:10ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:19:2e:c3:1a:05 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-3368) 10/29/25 _x86_64_ (4 CPU) 16:48:32 LINUX RESTART (4 CPU) 16:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:18 43.67 1.94 31.41 10.32 616.91 1157.60 241815.16 17:10:01 14.64 2.90 11.03 0.71 162.88 3418.06 578.51 17:20:01 14.88 11.91 2.86 0.11 133.88 361.94 12.25 Average: 24.66 5.58 15.29 3.80 308.69 1625.31 82997.29 16:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:18 13082420 15321324 682944 4.17 71192 2383536 1257568 7.22 438740 2571068 95808 17:10:01 9639568 12746992 3215976 19.64 111772 3165192 3443132 19.76 666784 5720952 1128 17:20:01 9744816 13027060 2934528 17.92 118452 3309616 3108520 17.84 728180 5529748 24376 Average: 10822268 13698459 2277816 13.91 100472 2952781 2603073 14.94 611235 4607256 40437 16:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:18 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 17:00:18 ens3 33.30 21.94 230.25 5.62 0.00 0.00 0.00 0.00 17:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 0.53 0.53 0.15 0.15 0.00 0.00 0.00 0.00 17:10:01 ens3 58.51 47.49 656.77 7.41 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 0.46 0.46 0.26 0.26 0.00 0.00 0.00 0.00 17:20:01 ens3 4.36 3.75 29.88 0.89 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 31.83 24.16 301.75 4.62 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-3368) 10/29/25 _x86_64_ (4 CPU) 16:48:32 LINUX RESTART (4 CPU) 16:50:01 CPU %user %nice %system %iowait %steal %idle 17:00:18 all 1.60 0.00 0.27 0.32 0.01 97.80 17:00:18 0 1.58 0.00 0.23 0.28 0.01 97.91 17:00:18 1 1.19 0.00 0.25 0.09 0.02 98.46 17:00:18 2 1.82 0.00 0.36 0.70 0.01 97.11 17:00:18 3 1.82 0.00 0.25 0.19 0.01 97.72 17:10:01 all 53.18 0.00 1.10 0.16 0.09 45.47 17:10:01 0 50.45 0.00 0.93 0.10 0.10 48.43 17:10:01 1 46.30 0.00 1.15 0.06 0.09 52.40 17:10:01 2 60.74 0.00 1.27 0.30 0.09 37.60 17:10:01 3 55.24 0.00 1.05 0.18 0.09 43.44 17:20:01 all 46.13 0.07 0.48 0.07 0.08 53.18 17:20:01 0 33.44 0.00 0.41 0.00 0.07 66.07 17:20:01 1 79.37 0.01 0.45 0.01 0.10 20.06 17:20:01 2 41.92 0.26 0.61 0.19 0.07 56.95 17:20:01 3 29.80 0.00 0.45 0.07 0.07 69.61 Average: all 33.15 0.02 0.61 0.18 0.06 65.98 Average: 0 28.03 0.00 0.51 0.13 0.06 71.27 Average: 1 41.86 0.00 0.61 0.05 0.07 57.41 Average: 2 34.25 0.09 0.74 0.40 0.06 64.46 Average: 3 28.46 0.00 0.57 0.15 0.06 70.76