---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3041 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 66G 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 638 9238 4 6112 15008 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:be:58:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80981sec preferred_lft 80981sec inet6 fe80::f816:3eff:febe:58ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:fe:04:d3:0b:3c 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-3041) 10/12/25 _x86_64_ (4 CPU) 16:14:11 LINUX RESTART (4 CPU) 16:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:15 1.36 0.00 1.35 0.01 0.04 17.96 784.48 16:40:15 1.24 0.00 1.24 0.00 0.00 14.46 0.00 16:50:12 1.27 0.00 1.27 0.00 0.00 14.34 0.00 17:00:16 11.39 0.00 1.32 10.06 0.15 15.10 240665.12 17:10:16 1.28 0.00 1.28 0.00 0.00 14.47 0.00 17:20:17 1.25 0.00 1.25 0.00 0.00 14.43 0.00 17:30:03 1.70 0.39 1.31 0.00 15.92 47.11 0.00 17:40:13 54.08 4.22 47.33 2.53 253.06 9824.16 9391.57 Average: 9.32 0.59 7.15 1.59 34.18 1267.57 31604.10 16:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:15 13309104 15510844 501680 3.06 60064 2364808 1136800 6.53 465716 2333224 220 16:40:15 13307688 15509972 502596 3.07 60480 2364940 1136800 6.53 466128 2334160 216 16:50:12 13307632 15510304 502296 3.07 60872 2364952 1136864 6.53 466504 2334256 36 17:00:16 13303060 15511248 501252 3.06 61552 2369768 1136864 6.53 471956 2335744 212 17:10:16 13299116 15507704 504752 3.08 61904 2369776 1136992 6.53 472324 2341084 208 17:20:17 13296860 15505972 506500 3.09 62312 2369912 1136992 6.53 472716 2340880 176 17:30:03 13262560 15486480 525820 3.21 62788 2384048 1149144 6.60 477480 2390964 184 17:40:13 8526228 13561252 2392656 14.61 136792 4991296 2531172 14.53 1390180 6035632 4664 Average: 12701531 15262972 742194 4.53 70846 2697438 1312704 7.53 585376 2805743 740 16:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:15 ens3 0.25 0.09 0.05 0.02 0.00 0.00 0.00 0.00 16:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:15 ens3 0.32 0.12 0.08 0.04 0.00 0.00 0.00 0.00 16:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:12 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 16:50:12 ens3 0.19 0.07 0.04 0.02 0.00 0.00 0.00 0.00 16:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:16 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 17:00:16 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 17:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:16 ens3 0.43 0.49 0.08 0.53 0.00 0.00 0.00 0.00 17:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:17 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 17:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:03 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 17:30:03 ens3 9.59 6.61 20.56 2.82 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:13 lo 829.69 829.69 790.14 790.14 0.00 0.00 0.00 0.00 17:40:13 ens3 116.66 91.08 1074.11 17.88 0.00 0.00 0.00 0.00 17:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 105.69 105.69 100.58 100.58 0.00 0.00 0.00 0.00 Average: ens3 16.22 12.52 139.27 2.70 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-3041) 10/12/25 _x86_64_ (4 CPU) 16:14:11 LINUX RESTART (4 CPU) 16:20:15 CPU %user %nice %system %iowait %steal %idle 16:30:15 all 0.11 0.00 0.02 0.01 0.01 99.85 16:30:15 0 0.01 0.00 0.01 0.00 0.01 99.97 16:30:15 1 0.02 0.00 0.02 0.03 0.01 99.92 16:30:15 2 0.34 0.00 0.02 0.00 0.02 99.63 16:30:15 3 0.09 0.00 0.03 0.01 0.02 99.86 16:40:15 all 0.09 0.00 0.02 0.01 0.01 99.86 16:40:15 0 0.01 0.00 0.01 0.00 0.01 99.97 16:40:15 1 0.01 0.00 0.02 0.03 0.01 99.93 16:40:15 2 0.03 0.00 0.02 0.00 0.01 99.93 16:40:15 3 0.31 0.00 0.03 0.01 0.03 99.63 16:50:12 all 0.02 0.00 0.01 0.01 0.01 99.95 16:50:12 0 0.01 0.00 0.01 0.01 0.01 99.96 16:50:12 1 0.02 0.00 0.01 0.00 0.01 99.97 16:50:12 2 0.02 0.00 0.02 0.02 0.03 99.91 16:50:12 3 0.02 0.00 0.01 0.01 0.01 99.95 17:00:16 all 0.17 0.00 0.02 0.03 0.01 99.76 17:00:16 0 0.63 0.00 0.01 0.03 0.01 99.32 17:00:16 1 0.02 0.00 0.02 0.00 0.01 99.94 17:00:16 2 0.01 0.00 0.02 0.00 0.01 99.96 17:00:16 3 0.02 0.00 0.04 0.08 0.02 99.84 17:10:16 all 0.16 0.00 0.02 0.01 0.01 99.79 17:10:16 0 0.56 0.00 0.03 0.02 0.01 99.38 17:10:16 1 0.04 0.00 0.02 0.00 0.01 99.92 17:10:16 2 0.04 0.00 0.03 0.02 0.02 99.90 17:10:16 3 0.01 0.00 0.01 0.00 0.01 99.96 17:20:17 all 0.01 0.00 0.02 0.01 0.01 99.95 17:20:17 0 0.01 0.00 0.01 0.00 0.00 99.98 17:20:17 1 0.02 0.00 0.01 0.01 0.01 99.95 17:20:17 2 0.02 0.00 0.02 0.02 0.03 99.91 17:20:17 3 0.01 0.00 0.02 0.00 0.01 99.95 17:30:03 all 0.40 0.00 0.03 0.01 0.01 99.54 17:30:03 0 0.14 0.00 0.03 0.01 0.01 99.82 17:30:03 1 0.19 0.00 0.02 0.03 0.01 99.75 17:30:03 2 1.02 0.00 0.04 0.02 0.02 98.90 17:30:03 3 0.25 0.00 0.03 0.01 0.02 99.70 17:40:13 all 52.57 0.00 2.33 0.32 0.08 44.71 17:40:13 0 52.55 0.00 2.15 0.47 0.07 44.76 17:40:13 1 52.66 0.00 2.55 0.19 0.08 44.52 17:40:13 2 53.28 0.00 2.41 0.32 0.08 43.91 17:40:13 3 51.80 0.00 2.19 0.29 0.08 45.64 Average: all 6.79 0.00 0.31 0.05 0.02 92.83 Average: 0 6.84 0.00 0.29 0.07 0.02 92.79 Average: 1 6.72 0.00 0.34 0.04 0.02 92.89 Average: 2 6.94 0.00 0.33 0.05 0.03 92.65 Average: 3 6.65 0.00 0.30 0.05 0.03 92.97