---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3414 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 716 11311 3 3961 14930 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:d7:d0:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79898sec preferred_lft 79898sec inet6 fe80::f816:3eff:fed7:d05d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:70:3a:32:b9:c4 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-3414) 10/29/25 _x86_64_ (4 CPU) 18:09:54 LINUX RESTART (4 CPU) 18:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:03 107.60 14.50 76.76 16.34 1764.54 41721.52 237516.96 18:30:10 77.93 21.87 52.76 3.30 348.43 8187.36 2596.38 18:40:06 21.96 3.86 17.11 1.00 75.64 464.15 1272.19 18:50:02 9.01 0.12 8.40 0.50 12.11 540.77 1287.68 19:00:06 15.57 0.03 14.87 0.67 1.55 410.79 385.48 19:10:01 10.01 0.01 9.58 0.42 0.57 291.60 296.37 19:20:08 4.89 0.02 4.70 0.18 0.72 125.00 58.54 19:30:10 6.71 0.01 6.49 0.21 1.35 168.26 88.62 19:40:01 5.18 0.00 5.02 0.16 0.14 155.36 12.72 19:50:09 9.67 0.01 9.08 0.57 0.58 591.18 142.44 Average: 26.94 4.06 20.54 2.34 221.28 5283.81 24425.85 18:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:03 5092556 15297204 630352 3.85 227896 9776928 1315312 7.55 1908420 8626260 626300 18:30:10 3222308 6130464 9803064 59.87 259936 2665204 11155780 64.03 1921160 10677908 2200 18:40:06 4297048 7251652 8682716 53.03 262764 2709052 9405084 53.99 1989092 9537792 492 18:50:02 12252224 15312372 627852 3.83 266848 2810584 1315556 7.55 2017372 1583920 6800 19:00:06 10551504 13654976 2284700 13.95 269628 2851128 3015416 17.31 2033160 3277304 9060 19:10:01 8236148 11369780 4568844 27.90 270760 2880164 5262532 30.21 2035648 5580108 252 19:20:08 8308764 11457148 4481308 27.37 271236 2894428 5179580 29.73 2036948 5499476 104 19:30:10 11278888 14458864 1481572 9.05 271820 2925452 2858140 16.41 2041016 2544988 15596 19:40:01 11730784 14929432 1011236 6.18 272312 2943632 1714384 9.84 2042992 2090452 12808 19:50:09 8023152 11339048 4599616 28.09 276748 3055592 5259160 30.19 2058936 5767632 328 Average: 8299338 12120094 3817126 23.31 264995 3551216 4648094 26.68 2008474 5518584 67394 18:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:03 lo 1.21 1.21 0.15 0.15 0.00 0.00 0.00 0.00 18:20:03 ens3 164.39 123.61 2060.05 17.18 0.00 0.00 0.00 0.00 18:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:10 lo 21.19 21.19 17.04 17.04 0.00 0.00 0.00 0.00 18:30:10 ens3 1.96 1.79 0.58 0.49 0.00 0.00 0.00 0.00 18:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:06 lo 44.82 44.82 18.71 18.71 0.00 0.00 0.00 0.00 18:40:06 ens3 2.05 1.36 0.48 0.35 0.00 0.00 0.00 0.00 18:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 lo 14.62 14.62 7.19 7.19 0.00 0.00 0.00 0.00 18:50:02 ens3 0.89 0.75 0.23 0.18 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:06 lo 8.67 8.67 4.29 4.29 0.00 0.00 0.00 0.00 19:00:06 ens3 0.67 0.50 0.13 0.10 0.00 0.00 0.00 0.00 19:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 18.77 18.77 10.03 10.03 0.00 0.00 0.00 0.00 19:10:01 ens3 0.93 0.79 0.22 0.18 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 24.30 24.30 8.99 8.99 0.00 0.00 0.00 0.00 19:20:08 ens3 0.77 0.77 0.13 1.29 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:10 lo 24.22 24.22 11.10 11.10 0.00 0.00 0.00 0.00 19:30:10 ens3 0.64 0.60 0.13 0.11 0.00 0.00 0.00 0.00 19:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 18.08 18.08 10.73 10.73 0.00 0.00 0.00 0.00 19:40:01 ens3 0.78 0.57 0.20 0.15 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:09 lo 18.94 18.94 10.36 10.36 0.00 0.00 0.00 0.00 19:50:09 ens3 1.37 0.92 0.38 0.28 0.00 0.00 0.00 0.00 19:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.46 19.46 9.85 9.85 0.00 0.00 0.00 0.00 Average: ens3 17.49 13.20 206.77 2.04 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-3414) 10/29/25 _x86_64_ (4 CPU) 18:09:54 LINUX RESTART (4 CPU) 18:10:00 CPU %user %nice %system %iowait %steal %idle 18:20:03 all 32.56 0.00 2.47 25.72 0.11 39.14 18:20:03 0 32.29 0.00 2.50 29.31 0.12 35.79 18:20:03 1 30.11 0.00 2.20 28.98 0.11 38.61 18:20:03 2 35.32 0.00 2.89 24.53 0.12 37.14 18:20:03 3 32.52 0.00 2.29 20.04 0.11 45.04 18:30:10 all 56.01 0.00 2.26 0.94 0.14 40.66 18:30:10 0 56.73 0.00 2.12 1.15 0.14 39.86 18:30:10 1 54.22 0.00 2.55 0.69 0.14 42.40 18:30:10 2 56.08 0.00 2.17 1.46 0.14 40.14 18:30:10 3 57.01 0.00 2.19 0.45 0.14 40.22 18:40:06 all 40.96 0.00 1.68 0.11 0.13 57.12 18:40:06 0 41.16 0.00 1.72 0.10 0.13 56.88 18:40:06 1 41.34 0.00 1.74 0.09 0.13 56.69 18:40:06 2 40.85 0.00 1.65 0.20 0.14 57.17 18:40:06 3 40.50 0.00 1.61 0.03 0.13 57.73 18:50:02 all 13.48 0.00 0.64 0.07 0.08 85.74 18:50:02 0 13.91 0.00 0.78 0.05 0.08 85.18 18:50:02 1 13.30 0.00 0.62 0.06 0.08 85.95 18:50:02 2 13.41 0.00 0.58 0.04 0.08 85.90 18:50:02 3 13.32 0.00 0.57 0.12 0.07 85.92 19:00:06 all 22.64 0.00 0.87 0.04 0.08 76.37 19:00:06 0 22.28 0.00 0.86 0.02 0.08 76.76 19:00:06 1 23.20 0.00 0.93 0.07 0.09 75.71 19:00:06 2 22.60 0.00 0.89 0.04 0.09 76.39 19:00:06 3 22.48 0.00 0.79 0.03 0.07 76.63 19:10:01 all 18.88 0.00 0.74 0.04 0.07 80.27 19:10:01 0 19.50 0.00 0.78 0.04 0.07 79.60 19:10:01 1 17.90 0.00 0.75 0.05 0.08 81.22 19:10:01 2 19.10 0.00 0.70 0.04 0.08 80.10 19:10:01 3 19.02 0.00 0.74 0.02 0.07 80.15 19:20:08 all 8.09 0.00 0.49 0.06 0.07 91.29 19:20:08 0 8.34 0.00 0.42 0.04 0.06 91.14 19:20:08 1 7.61 0.00 0.53 0.02 0.07 91.76 19:20:08 2 8.37 0.00 0.55 0.06 0.07 90.95 19:20:08 3 8.06 0.00 0.47 0.10 0.07 91.29 19:30:10 all 12.78 0.00 0.56 0.02 0.08 86.57 19:30:10 0 13.18 0.00 0.59 0.00 0.08 86.15 19:30:10 1 12.25 0.00 0.52 0.02 0.08 87.13 19:30:10 2 12.80 0.00 0.57 0.05 0.08 86.50 19:30:10 3 12.89 0.00 0.54 0.01 0.07 86.48 19:40:01 all 8.51 0.00 0.51 0.02 0.07 90.89 19:40:01 0 8.24 0.00 0.48 0.01 0.07 91.21 19:40:01 1 8.88 0.00 0.50 0.01 0.07 90.55 19:40:01 2 7.99 0.00 0.53 0.03 0.07 91.38 19:40:01 3 8.95 0.00 0.53 0.02 0.07 90.43 19:50:09 all 18.17 0.00 0.64 0.03 0.08 81.08 19:50:09 0 18.18 0.00 0.64 0.06 0.07 81.04 19:50:09 1 18.46 0.00 0.62 0.02 0.07 80.82 19:50:09 2 18.31 0.00 0.68 0.04 0.08 80.89 19:50:09 3 17.73 0.00 0.63 0.01 0.08 81.55 Average: all 23.22 0.00 1.09 2.70 0.09 72.90 Average: 0 23.40 0.00 1.09 3.08 0.09 72.34 Average: 1 22.74 0.00 1.10 3.00 0.09 73.07 Average: 2 23.50 0.00 1.12 2.65 0.09 72.64 Average: 3 23.26 0.00 1.03 2.08 0.09 73.53