---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4012 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5131 0 2374 7223 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e6:1e:26 brd ff:ff:ff:ff:ff:ff inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:fee6:1e26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4012) 01/24/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 164.01 82.39 81.62 4891.98 39903.63 11:19:01 59.93 5.58 54.35 175.94 9144.95 11:20:01 58.47 24.35 34.13 1484.29 7113.88 11:21:01 8.78 0.00 8.78 0.00 346.61 11:22:01 42.94 2.13 40.81 115.05 8664.56 11:23:01 27.26 0.70 26.56 77.85 4880.52 Average: 60.23 19.19 41.04 1124.16 11675.62 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6047824 7430284 2119596 25.95 35888 1527412 687624 7.46 569132 1390452 69304 11:19:01 5820476 7468700 2346944 28.74 55588 1757488 802476 8.71 535884 1617848 131776 11:20:01 5540356 7307528 2627064 32.17 58772 1871020 787220 8.54 732468 1696240 1436 11:21:01 5523532 7297076 2643888 32.37 60480 1874908 787220 8.54 745204 1699324 1072 11:22:01 5314400 7442840 2853020 34.93 65124 2217676 641252 6.96 616144 2023356 112124 11:23:01 5295632 7435964 2871788 35.16 67424 2226672 643448 6.98 629976 2026744 11452 Average: 5590370 7397065 2577050 31.55 57213 1912529 724873 7.87 638135 1742327 54527 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 437.43 227.21 1186.90 64.73 0.00 0.00 0.00 0.00 11:18:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 11:19:01 ens3 82.01 45.27 710.86 10.17 0.00 0.00 0.00 0.00 11:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:20:01 ens3 107.78 112.71 1164.86 19.30 0.00 0.00 0.00 0.00 11:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:21:01 ens3 55.24 73.59 60.36 11.69 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 674.72 608.77 4109.30 77.31 0.00 0.00 0.00 0.00 11:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 11.73 12.53 9.26 6.05 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 228.15 180.01 1206.91 31.54 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4012) 01/24/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.17 0.00 2.81 4.91 1.33 68.78 11:18:01 0 12.34 0.00 1.84 6.60 1.05 78.17 11:18:01 1 14.67 0.00 1.74 4.57 1.51 77.51 11:18:01 2 36.47 0.00 2.29 5.35 1.45 54.44 11:18:01 3 25.25 0.00 5.41 3.14 1.30 64.91 11:19:01 all 21.88 0.00 1.26 1.56 1.05 74.25 11:19:01 0 12.54 0.00 0.63 0.47 0.58 85.78 11:19:01 1 12.08 0.00 0.91 0.83 1.18 85.00 11:19:01 2 19.40 0.00 1.20 4.55 0.95 73.91 11:19:01 3 43.52 0.00 2.31 0.38 1.48 52.30 11:20:01 all 13.80 0.00 0.77 0.96 0.77 83.69 11:20:01 0 11.13 0.00 1.04 0.92 0.68 86.23 11:20:01 1 11.86 0.00 0.90 2.73 0.67 83.84 11:20:01 2 21.36 0.00 0.47 0.17 1.10 76.91 11:20:01 3 10.89 0.00 0.68 0.03 0.62 87.77 11:21:01 all 3.17 0.00 0.25 0.04 0.16 96.38 11:21:01 0 0.33 0.00 0.07 0.00 0.05 99.55 11:21:01 1 5.48 0.00 0.37 0.08 0.22 93.86 11:21:01 2 4.41 0.00 0.28 0.07 0.25 94.98 11:21:01 3 2.42 0.00 0.30 0.00 0.13 97.15 11:22:01 all 16.61 0.00 1.37 0.37 0.99 80.65 11:22:01 0 15.56 0.00 1.03 0.00 0.82 82.59 11:22:01 1 16.30 0.00 1.18 0.93 1.03 80.56 11:22:01 2 12.32 0.00 1.34 0.05 1.09 85.20 11:22:01 3 22.24 0.00 1.95 0.50 1.02 74.29 11:23:01 all 21.26 0.00 0.83 0.87 0.90 76.15 11:23:01 0 4.70 0.00 0.27 0.02 0.25 94.77 11:23:01 1 6.68 0.00 0.51 1.44 1.03 90.34 11:23:01 2 63.93 0.00 1.68 0.52 1.88 31.99 11:23:01 3 9.87 0.00 0.85 1.50 0.45 87.33 Average: all 16.49 0.00 1.22 1.45 0.87 79.97 Average: 0 9.44 0.00 0.81 1.33 0.57 87.84 Average: 1 11.18 0.00 0.94 1.76 0.94 85.18 Average: 2 26.33 0.00 1.21 1.79 1.12 69.56 Average: 3 19.04 0.00 1.92 0.93 0.83 77.29