---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8421 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 12G 67G 15% / 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 673 9163 4 6151 14972 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:69:97:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84517sec preferred_lft 84517sec inet6 fe80::f816:3eff:fe69:97a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f3:a4:e9:63:85 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-8421) 11/13/25 _x86_64_ (4 CPU) 01:09:29 LINUX RESTART (4 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:16 51.49 5.12 42.62 3.75 909.32 6494.40 43354.48 01:30:27 15.72 0.16 13.26 2.30 4.36 1529.71 35982.55 01:40:23 29.33 0.26 25.04 4.02 13.90 7441.81 7077.36 Average: 32.26 1.87 27.03 3.35 313.33 5139.40 29029.25 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:16 9423380 13051856 2906576 17.75 125484 3635720 3155020 18.11 914004 5654576 2752 01:30:27 9345724 13373140 2581996 15.77 149536 3977888 2863376 16.44 1042520 5556552 14320 01:40:23 9452892 15397524 548168 3.35 175812 5785664 1042024 5.98 1836496 4546780 12832 Average: 9407332 13940840 2012247 12.29 150277 4466424 2353473 13.51 1264340 5252636 9968 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:16 lo 16.90 16.90 3.63 3.63 0.00 0.00 0.00 0.00 01:20:16 ens3 107.00 77.98 933.16 17.24 0.00 0.00 0.00 0.00 01:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:27 lo 619.07 619.07 556.07 556.07 0.00 0.00 0.00 0.00 01:30:27 ens3 32.30 22.20 218.61 5.34 0.00 0.00 0.00 0.00 01:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:23 lo 1710.29 1710.29 1649.53 1649.53 0.00 0.00 0.00 0.00 01:40:23 ens3 96.70 96.84 252.30 924.69 0.00 0.00 0.00 0.00 01:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 772.11 772.11 726.66 726.66 0.00 0.00 0.00 0.00 Average: ens3 78.59 65.44 471.11 309.76 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-8421) 11/13/25 _x86_64_ (4 CPU) 01:09:29 LINUX RESTART (4 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:16 all 33.36 0.00 1.68 0.46 0.09 64.41 01:20:16 0 32.71 0.00 1.45 0.47 0.08 65.29 01:20:16 1 35.10 0.00 2.00 0.75 0.09 62.07 01:20:16 2 33.32 0.00 1.78 0.29 0.10 64.52 01:20:16 3 32.31 0.00 1.50 0.32 0.10 65.77 01:30:27 all 23.17 0.00 1.20 0.07 0.09 75.47 01:30:27 0 23.47 0.00 1.18 0.05 0.10 75.20 01:30:27 1 22.67 0.00 1.11 0.06 0.09 76.07 01:30:27 2 23.75 0.00 1.32 0.06 0.09 74.78 01:30:27 3 22.81 0.00 1.19 0.09 0.09 75.82 01:40:23 all 45.01 0.00 2.31 0.15 0.09 52.44 01:40:23 0 40.04 0.00 2.00 0.04 0.09 57.83 01:40:23 1 46.30 0.00 2.48 0.08 0.09 51.04 01:40:23 2 47.20 0.00 2.57 0.35 0.09 49.79 01:40:23 3 46.49 0.00 2.19 0.11 0.08 51.13 Average: all 33.75 0.00 1.73 0.22 0.09 64.21 Average: 0 32.01 0.00 1.54 0.19 0.09 66.18 Average: 1 34.58 0.00 1.86 0.30 0.09 63.17 Average: 2 34.65 0.00 1.88 0.23 0.09 63.14 Average: 3 33.76 0.00 1.62 0.17 0.09 64.35