---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2905 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 692 11125 3 4171 14954 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:f5:fa:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80101sec preferred_lft 80101sec inet6 fe80::f816:3eff:fef5:fa75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:50:4b:f4:c2:85 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-16g-2905) 10/28/25 _x86_64_ (4 CPU) 14:53:38 LINUX RESTART (4 CPU) 15:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 71.64 23.75 44.99 2.90 375.48 6883.89 7981.24 15:20:21 21.01 1.74 18.21 1.06 28.07 514.72 563.58 15:30:15 13.90 0.10 13.10 0.69 9.38 697.68 1616.49 15:40:02 16.35 0.01 15.56 0.77 0.71 463.53 906.03 15:50:22 7.69 0.03 7.32 0.35 1.14 201.47 101.54 16:00:21 4.81 0.02 4.58 0.22 1.96 131.23 74.69 16:10:06 3.08 0.00 3.07 0.01 0.37 62.90 0.82 16:20:09 18.40 0.04 5.14 13.22 1.17 129.17 210207.22 16:30:24 11.45 0.01 10.91 0.54 0.95 631.52 171.22 Average: 18.50 2.77 13.54 2.19 45.21 1054.91 24683.19 15:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 4184556 7303536 8629580 52.71 261040 2869284 9497656 54.52 1953456 9675484 2280 15:20:21 4143884 7299832 8635768 52.74 264244 2903164 9419872 54.07 2020560 9655996 280 15:30:15 12056168 15332532 608072 3.71 269060 3018696 1307488 7.50 2061676 1723992 6972 15:40:02 8230700 11553820 4385008 26.78 271852 3062652 5142204 29.52 2067120 5544668 320 15:50:22 8105316 11452800 4485980 27.40 272728 3086144 5201868 29.86 2069776 5662344 80 16:00:21 6777840 10142128 5796212 35.40 273216 3102456 6574448 37.74 2072040 6978784 180 16:10:06 11957528 15339032 601204 3.67 273536 3119384 1307788 7.51 2074604 1819804 11304 16:20:09 11918680 15323836 616224 3.76 274324 3142248 1307552 7.51 2081796 1835708 16912 16:30:24 7811852 11334256 4604536 28.12 278556 3254252 5294568 30.39 2096448 5934268 120 Average: 8354058 11675752 4262509 26.03 270951 3062031 5005938 28.73 2055275 5425672 4272 15:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 21.49 21.49 17.65 17.65 0.00 0.00 0.00 0.00 15:10:00 ens3 1.98 1.81 0.62 0.53 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:21 lo 43.91 43.91 18.35 18.35 0.00 0.00 0.00 0.00 15:20:21 ens3 1.49 1.34 0.32 0.27 0.00 0.00 0.00 0.00 15:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 lo 18.68 18.68 8.93 8.93 0.00 0.00 0.00 0.00 15:30:15 ens3 1.03 0.92 0.27 0.22 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:02 lo 17.54 17.54 8.67 8.67 0.00 0.00 0.00 0.00 15:40:02 ens3 1.14 1.30 0.23 1.23 0.00 0.00 0.00 0.00 15:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:22 lo 17.96 17.96 8.97 8.97 0.00 0.00 0.00 0.00 15:50:22 ens3 0.90 0.64 0.24 0.18 0.00 0.00 0.00 0.00 15:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:21 lo 21.73 21.73 8.55 8.55 0.00 0.00 0.00 0.00 16:00:21 ens3 0.46 0.28 0.11 0.07 0.00 0.00 0.00 0.00 16:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:06 lo 15.02 15.02 6.51 6.51 0.00 0.00 0.00 0.00 16:10:06 ens3 0.57 0.52 0.12 0.10 0.00 0.00 0.00 0.00 16:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:09 lo 17.75 17.75 10.52 10.52 0.00 0.00 0.00 0.00 16:20:09 ens3 0.95 0.60 0.29 0.21 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:24 lo 17.96 17.96 9.88 9.88 0.00 0.00 0.00 0.00 16:30:24 ens3 0.97 1.01 0.25 0.22 0.00 0.00 0.00 0.00 16:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.43 21.43 10.91 10.91 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.93 0.27 0.33 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-2905) 10/28/25 _x86_64_ (4 CPU) 14:53:38 LINUX RESTART (4 CPU) 15:00:21 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 53.78 0.00 2.23 0.17 0.12 43.70 15:10:00 0 53.71 0.00 2.17 0.18 0.12 43.83 15:10:00 1 54.43 0.00 2.21 0.14 0.12 43.11 15:10:00 2 55.14 0.00 2.21 0.21 0.12 42.32 15:10:00 3 51.85 0.00 2.33 0.13 0.12 45.56 15:20:21 all 40.48 0.00 1.59 0.04 0.10 57.78 15:20:21 0 39.39 0.00 1.44 0.02 0.10 59.05 15:20:21 1 40.86 0.00 1.71 0.07 0.10 57.26 15:20:21 2 41.17 0.00 1.53 0.05 0.11 57.14 15:20:21 3 40.51 0.00 1.68 0.03 0.11 57.67 15:30:15 all 22.99 0.00 0.97 0.29 0.09 75.65 15:30:15 0 24.05 0.00 1.08 0.80 0.08 73.99 15:30:15 1 22.93 0.00 1.04 0.08 0.09 75.86 15:30:15 2 23.01 0.00 0.90 0.07 0.10 75.92 15:30:15 3 21.97 0.00 0.87 0.21 0.08 76.86 15:40:02 all 26.12 0.00 0.93 0.06 0.08 72.82 15:40:02 0 26.09 0.00 0.93 0.08 0.08 72.83 15:40:02 1 25.84 0.00 0.88 0.03 0.08 73.17 15:40:02 2 25.99 0.00 1.01 0.09 0.08 72.83 15:40:02 3 26.55 0.00 0.90 0.02 0.08 72.45 15:50:22 all 13.75 0.00 0.65 0.05 0.07 85.49 15:50:22 0 14.12 0.00 0.66 0.04 0.06 85.12 15:50:22 1 13.29 0.00 0.72 0.06 0.06 85.87 15:50:22 2 14.36 0.00 0.67 0.08 0.07 84.81 15:50:22 3 13.24 0.00 0.53 0.01 0.07 86.15 16:00:21 all 9.17 0.00 0.42 0.02 0.05 90.33 16:00:21 0 9.19 0.00 0.45 0.02 0.05 90.28 16:00:21 1 9.21 0.00 0.38 0.00 0.06 90.35 16:00:21 2 9.43 0.00 0.43 0.02 0.05 90.07 16:00:21 3 8.85 0.00 0.41 0.04 0.05 90.64 16:10:06 all 3.21 0.00 0.38 0.02 0.05 96.33 16:10:06 0 2.99 0.00 0.33 0.01 0.04 96.63 16:10:06 1 3.40 0.00 0.46 0.03 0.05 96.06 16:10:06 2 3.35 0.00 0.40 0.02 0.06 96.17 16:10:06 3 3.11 0.00 0.34 0.02 0.04 96.48 16:20:09 all 10.09 0.00 0.60 0.04 0.06 89.21 16:20:09 0 10.51 0.00 0.61 0.00 0.06 88.82 16:20:09 1 10.07 0.00 0.56 0.03 0.07 89.27 16:20:09 2 10.02 0.00 0.63 0.03 0.06 89.26 16:20:09 3 9.75 0.00 0.59 0.09 0.06 89.51 16:30:24 all 19.41 0.00 0.79 0.03 0.07 79.70 16:30:24 0 19.12 0.00 0.81 0.01 0.07 79.99 16:30:24 1 19.49 0.00 0.80 0.03 0.07 79.61 16:30:24 2 19.62 0.00 0.80 0.02 0.07 79.48 16:30:24 3 19.40 0.00 0.73 0.07 0.07 79.72 Average: all 22.04 0.00 0.95 0.08 0.08 76.85 Average: 0 22.06 0.00 0.94 0.13 0.07 76.80 Average: 1 22.10 0.00 0.97 0.05 0.08 76.80 Average: 2 22.38 0.00 0.95 0.07 0.08 76.52 Average: 3 21.63 0.00 0.93 0.07 0.07 77.29