---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10858 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 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 727 9388 4 5872 14918 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:9c:77:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83853sec preferred_lft 83853sec inet6 fe80::f816:3eff:fe9c:777f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:42:4d:6e:94:6b 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-10858) 11/15/25 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:09 11.68 2.24 8.39 1.06 135.17 3123.06 2392.98 20:50:10 52.82 0.34 42.64 9.85 10.03 4398.54 27444.25 21:00:11 36.22 0.10 29.61 6.51 4.52 5187.10 15181.25 Average: 33.59 0.89 26.89 5.81 49.85 4237.06 15012.24 20:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:09 9838052 13377204 2581704 15.77 152100 3503900 2999284 17.22 769688 5367164 51896 20:50:10 8478452 13014280 2936224 17.93 202504 4368780 3223460 18.50 999240 6408212 120572 21:00:11 9740056 15385508 559384 3.42 239204 5378772 1117468 6.41 1389568 4676684 4 Average: 9352187 13925664 2025771 12.37 197936 4417151 2446737 14.04 1052832 5484020 57491 20:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:09 lo 1.26 1.26 0.13 0.13 0.00 0.00 0.00 0.00 20:40:09 ens3 79.93 63.51 384.04 18.68 0.00 0.00 0.00 0.00 20:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:10 lo 4891.87 4891.87 4662.66 4662.66 0.00 0.00 0.00 0.00 20:50:10 ens3 96.42 72.08 304.66 29.68 0.00 0.00 0.00 0.00 20:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:11 lo 2866.63 2866.63 2723.64 2723.64 0.00 0.00 0.00 0.00 21:00:11 ens3 99.33 84.34 116.00 57.52 0.00 0.00 0.00 0.00 21:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2587.91 2587.91 2463.40 2463.40 0.00 0.00 0.00 0.00 Average: ens3 91.90 73.32 268.13 35.31 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-10858) 11/15/25 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:10 CPU %user %nice %system %iowait %steal %idle 20:40:09 all 61.87 0.00 2.15 0.09 0.10 35.79 20:40:09 0 61.66 0.00 2.22 0.06 0.10 35.97 20:40:09 1 61.14 0.00 2.23 0.16 0.11 36.36 20:40:09 2 62.26 0.00 2.00 0.10 0.10 35.54 20:40:09 3 62.43 0.00 2.14 0.05 0.10 35.28 20:50:10 all 61.52 0.00 4.06 0.16 0.10 34.15 20:50:10 0 60.15 0.00 4.10 0.11 0.11 35.53 20:50:10 1 61.87 0.00 4.21 0.20 0.10 33.62 20:50:10 2 61.19 0.00 3.87 0.23 0.11 34.60 20:50:10 3 62.87 0.00 4.07 0.12 0.10 32.84 21:00:11 all 55.33 0.00 3.24 0.20 0.10 41.13 21:00:11 0 55.36 0.00 3.09 0.15 0.11 41.29 21:00:11 1 54.60 0.00 3.55 0.30 0.10 41.46 21:00:11 2 55.97 0.00 3.32 0.11 0.10 40.50 21:00:11 3 55.41 0.00 2.98 0.24 0.10 41.27 Average: all 59.57 0.00 3.15 0.15 0.10 37.03 Average: 0 59.06 0.00 3.14 0.11 0.10 37.60 Average: 1 59.20 0.00 3.33 0.22 0.10 37.15 Average: 2 59.80 0.00 3.06 0.15 0.10 36.89 Average: 3 60.23 0.00 3.06 0.14 0.10 36.47