---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1843 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 18G 61G 23% / 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 710 11680 3 3598 14936 Swap: 1023 1 1022 ---> 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:85:77:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80220sec preferred_lft 80220sec inet6 fe80::f816:3eff:fe85:77c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:e2:a1:92:fb:1f 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-16g-1843) 11/28/25 _x86_64_ (4 CPU) 09:26:46 LINUX RESTART (4 CPU) 09:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:08 80.60 4.02 71.55 5.03 811.61 32563.67 28463.44 09:50:19 53.99 27.55 24.91 1.53 365.90 1687.61 1326.75 10:00:19 20.11 0.21 18.91 1.00 13.92 821.45 634.17 10:10:03 9.92 0.04 9.42 0.45 1.89 297.25 639.23 10:20:04 4.00 0.01 3.91 0.08 0.29 99.14 31.54 10:30:02 3.44 0.01 3.32 0.11 0.84 61.96 26.22 10:40:02 7.11 0.01 6.76 0.35 1.36 213.44 130.00 10:50:01 18.53 0.03 5.08 13.42 1.37 143.68 210221.42 11:00:01 9.01 0.50 8.09 0.42 11.34 534.87 115.77 Average: 22.95 3.66 16.81 2.48 133.78 3994.00 26857.83 09:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:08 2374824 6723824 9192936 56.15 259580 4000004 10377260 59.57 2226676 11104016 1664 09:50:19 4474276 7127204 8807720 53.79 263356 2437216 9476156 54.39 2014200 9368216 348 10:00:19 10934224 13713244 2226544 13.60 269452 2557476 2943388 16.90 2061652 2891860 260 10:10:03 8574140 11379236 4559364 27.85 271168 2581828 5271828 30.26 2066044 5221896 500 10:20:04 10495376 13311980 2627732 16.05 271756 2592748 3669628 21.06 2067292 3329180 920 10:30:02 8431908 11252616 4685804 28.62 272184 2596428 5357984 30.75 2068072 5379492 288 10:40:02 7289100 10137684 5800608 35.43 272720 2623772 6561152 37.66 2072720 6507140 316 10:50:01 8689140 11560456 4378496 26.74 273716 2645500 5149444 29.56 2079888 5107080 40 11:00:01 8268644 11257080 4681492 28.59 277492 2758652 5335836 30.63 2096720 5518148 436 Average: 7725737 10718147 5217855 31.87 270158 2754847 6015853 34.53 2083696 6047448 530 09:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:08 lo 11.87 11.87 11.75 11.75 0.00 0.00 0.00 0.00 09:40:08 ens3 74.22 52.80 1177.96 5.68 0.00 0.00 0.00 0.00 09:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:19 lo 44.58 44.58 20.80 20.80 0.00 0.00 0.00 0.00 09:50:19 ens3 2.12 2.12 0.47 1.36 0.00 0.00 0.00 0.00 09:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:19 lo 22.70 22.70 9.32 9.32 0.00 0.00 0.00 0.00 10:00:19 ens3 1.30 1.06 0.33 0.30 0.00 0.00 0.00 0.00 10:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:03 lo 15.36 15.36 8.01 8.01 0.00 0.00 0.00 0.00 10:10:03 ens3 0.73 0.58 0.14 0.10 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 10.52 10.52 5.07 5.07 0.00 0.00 0.00 0.00 10:20:04 ens3 0.69 0.44 0.17 0.12 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 24.30 24.30 8.21 8.21 0.00 0.00 0.00 0.00 10:30:02 ens3 0.50 0.30 0.12 0.08 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 19.02 19.02 10.89 10.89 0.00 0.00 0.00 0.00 10:40:02 ens3 1.02 0.66 0.25 0.18 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 17.87 17.87 10.13 10.13 0.00 0.00 0.00 0.00 10:50:01 ens3 0.74 0.55 0.23 0.18 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 21.45 21.45 10.30 10.30 0.00 0.00 0.00 0.00 11:00:01 ens3 0.94 0.84 0.25 0.21 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.94 20.94 10.53 10.53 0.00 0.00 0.00 0.00 Average: ens3 9.02 6.51 129.04 0.91 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-16g-1843) 11/28/25 _x86_64_ (4 CPU) 09:26:46 LINUX RESTART (4 CPU) 09:30:19 CPU %user %nice %system %iowait %steal %idle 09:40:08 all 52.20 0.00 2.57 1.25 0.09 43.89 09:40:08 0 50.19 0.00 2.60 0.73 0.09 46.39 09:40:08 1 52.49 0.00 2.49 1.21 0.09 43.72 09:40:08 2 54.07 0.00 2.57 1.36 0.09 41.91 09:40:08 3 52.05 0.00 2.62 1.71 0.09 43.53 09:50:19 all 43.55 0.00 1.80 0.17 0.11 54.37 09:50:19 0 42.79 0.00 1.81 0.15 0.11 55.15 09:50:19 1 43.94 0.00 1.74 0.22 0.11 54.00 09:50:19 2 43.90 0.00 1.81 0.12 0.11 54.07 09:50:19 3 43.59 0.00 1.84 0.19 0.11 54.28 10:00:19 all 29.11 0.00 1.24 0.09 0.09 69.46 10:00:19 0 28.58 0.00 1.15 0.03 0.09 70.15 10:00:19 1 29.33 0.00 1.27 0.11 0.09 69.20 10:00:19 2 28.59 0.00 1.24 0.12 0.09 69.96 10:00:19 3 29.95 0.00 1.32 0.10 0.09 68.53 10:10:03 all 17.07 0.00 0.68 0.03 0.09 82.13 10:10:03 0 16.88 0.00 0.62 0.01 0.08 82.41 10:10:03 1 16.78 0.00 0.69 0.06 0.09 82.38 10:10:03 2 17.08 0.00 0.79 0.04 0.09 81.99 10:10:03 3 17.53 0.00 0.62 0.03 0.09 81.74 10:20:04 all 4.41 0.00 0.36 0.01 0.08 95.13 10:20:04 0 3.87 0.00 0.25 0.01 0.06 95.81 10:20:04 1 4.71 0.00 0.46 0.01 0.09 94.73 10:20:04 2 4.61 0.00 0.42 0.01 0.09 94.87 10:20:04 3 4.46 0.00 0.33 0.02 0.07 95.12 10:30:02 all 5.00 0.00 0.37 0.02 0.09 94.51 10:30:02 0 4.89 0.00 0.35 0.02 0.08 94.66 10:30:02 1 4.86 0.00 0.39 0.04 0.10 94.62 10:30:02 2 5.10 0.00 0.38 0.02 0.09 94.41 10:30:02 3 5.16 0.00 0.37 0.01 0.09 94.37 10:40:02 all 15.62 0.00 0.57 0.03 0.09 83.70 10:40:02 0 15.81 0.00 0.61 0.01 0.08 83.49 10:40:02 1 15.75 0.00 0.62 0.06 0.09 83.48 10:40:02 2 15.76 0.00 0.48 0.03 0.09 83.65 10:40:02 3 15.15 0.00 0.56 0.01 0.09 84.19 10:50:01 all 8.50 0.00 0.41 0.04 0.09 90.96 10:50:01 0 8.47 0.00 0.36 0.02 0.09 91.06 10:50:01 1 8.73 0.00 0.51 0.02 0.10 90.65 10:50:01 2 8.19 0.00 0.46 0.09 0.08 91.17 10:50:01 3 8.60 0.00 0.32 0.04 0.09 90.95 11:00:01 all 15.11 0.00 0.69 0.04 0.09 84.07 11:00:01 0 15.70 0.00 0.76 0.04 0.09 83.40 11:00:01 1 15.06 0.00 0.65 0.04 0.09 84.15 11:00:01 2 14.95 0.00 0.74 0.02 0.10 84.19 11:00:01 3 14.73 0.00 0.61 0.05 0.09 84.52 Average: all 21.17 0.00 0.97 0.19 0.09 77.59 Average: 0 20.80 0.00 0.94 0.11 0.09 78.06 Average: 1 21.28 0.00 0.98 0.19 0.09 77.45 Average: 2 21.35 0.00 0.99 0.20 0.09 77.37 Average: 3 21.23 0.00 0.95 0.24 0.09 77.49