---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6594 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 472 5172 0 2330 7220 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:c8:4f:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fec8:4f36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6594) 02/14/26 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 152.34 66.66 85.69 4288.09 40623.11 03:50:01 65.59 12.69 52.90 270.28 9141.04 03:51:01 28.38 0.02 28.36 0.13 5883.69 03:52:01 9.42 0.00 9.42 0.00 337.01 03:53:01 50.67 0.40 50.27 14.40 8948.38 03:54:01 26.26 0.70 25.56 77.85 4730.54 Average: 55.42 13.41 42.00 776.52 11617.44 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5967476 7389620 2199936 26.94 36912 1565624 726164 7.88 608800 1428632 85736 03:50:01 5617768 7272984 2549644 31.22 56712 1762960 869304 9.43 744660 1609804 99812 03:51:01 5510340 7236636 2657072 32.53 58284 1830944 877664 9.52 782104 1676856 1036 03:52:01 5497712 7231444 2669700 32.69 60292 1835372 895628 9.72 789176 1680392 1792 03:53:01 5272124 7362016 2895288 35.45 65552 2178828 717200 7.78 677268 2003188 111392 03:54:01 5240968 7342408 2926444 35.83 67988 2187568 743060 8.06 703324 2006304 14972 Average: 5517731 7305851 2649681 32.44 57623 1893549 804837 8.73 717555 1734196 52457 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 411.66 266.16 1478.69 68.46 0.00 0.00 0.00 0.00 03:49:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 72.69 56.10 436.04 15.76 0.00 0.00 0.00 0.00 03:50:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 83.02 79.17 1129.69 11.46 0.00 0.00 0.00 0.00 03:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 59.02 85.05 60.53 13.36 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 616.20 569.36 4047.74 72.85 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 13.23 13.03 15.76 6.20 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 209.68 178.48 1196.83 31.39 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 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-6594) 02/14/26 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.87 0.00 2.54 4.48 0.99 71.11 03:49:02 0 28.08 0.00 4.73 5.82 1.23 60.14 03:49:02 1 13.45 0.00 1.34 4.72 0.85 79.64 03:49:02 2 17.53 0.00 2.07 4.48 0.95 74.97 03:49:02 3 24.40 0.00 1.98 2.90 0.95 69.76 03:50:01 all 23.07 0.00 1.40 1.55 0.97 73.01 03:50:01 0 10.45 0.00 0.92 4.14 0.68 83.82 03:50:01 1 15.09 0.00 0.93 0.85 0.76 82.37 03:50:01 2 56.48 0.00 3.31 0.64 1.87 37.70 03:50:01 3 10.27 0.00 0.46 0.58 0.59 88.10 03:51:01 all 7.27 0.00 0.35 0.50 0.36 91.52 03:51:01 0 10.13 0.00 0.32 0.23 0.40 88.92 03:51:01 1 4.14 0.00 0.30 1.66 0.18 93.72 03:51:01 2 10.89 0.00 0.57 0.12 0.55 87.87 03:51:01 3 3.90 0.00 0.17 0.00 0.28 95.65 03:52:01 all 4.25 0.00 0.33 0.02 0.29 95.10 03:52:01 0 5.68 0.00 0.87 0.05 0.13 93.27 03:52:01 1 1.12 0.00 0.15 0.03 0.05 98.64 03:52:01 2 1.85 0.00 0.12 0.00 0.55 97.48 03:52:01 3 8.36 0.00 0.22 0.00 0.43 90.98 03:53:01 all 19.29 0.00 1.48 0.71 0.96 77.57 03:53:01 0 14.08 0.00 1.18 1.13 0.78 82.81 03:53:01 1 20.02 0.00 1.49 0.33 0.97 77.19 03:53:01 2 26.85 0.00 2.09 1.30 1.19 68.57 03:53:01 3 16.21 0.00 1.12 0.10 0.88 81.69 03:54:01 all 21.09 0.00 1.01 0.62 0.58 76.70 03:54:01 0 13.45 0.00 1.15 0.00 0.37 85.03 03:54:01 1 19.67 0.00 0.90 0.80 0.62 78.01 03:54:01 2 6.46 0.00 0.70 1.57 0.25 91.03 03:54:01 3 44.74 0.00 1.33 0.10 1.13 52.70 Average: all 15.96 0.00 1.18 1.31 0.69 80.85 Average: 0 13.66 0.00 1.53 1.89 0.60 82.32 Average: 1 12.25 0.00 0.85 1.40 0.57 84.92 Average: 2 19.91 0.00 1.47 1.35 0.89 76.38 Average: 3 18.01 0.00 0.88 0.61 0.71 79.78