---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3686 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: 2800.000 BogoMIPS: 5600.00 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 7.6G 12G 40% / 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 463 5261 0 2251 7229 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:98:0c:06 brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe98:c06/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3686) 06/18/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 164.91 83.77 81.14 4921.58 39990.95 12:49:01 56.12 0.18 55.94 22.00 9529.21 12:50:01 105.10 33.83 71.27 2056.32 9975.80 12:51:01 35.74 8.06 27.67 232.99 5222.53 12:52:01 20.83 0.35 20.48 33.73 1436.96 Average: 76.54 25.24 51.30 1453.28 13230.82 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6068744 7453212 2098676 25.70 35748 1529404 675932 7.33 545360 1391860 66512 12:49:01 5705492 7401908 2461928 30.14 55188 1805512 712404 7.73 610832 1655100 172804 12:50:01 5368676 7238752 2798744 34.27 64936 1961584 843056 9.15 819128 1767032 6632 12:51:01 5349596 7370328 2817824 34.50 68492 2106316 736368 7.99 772308 1828172 32656 12:52:01 5432972 7449028 2734448 33.48 70296 2099216 638820 6.93 722692 1794292 8480 Average: 5585096 7382646 2582324 31.62 58932 1900406 721316 7.83 694064 1687291 57417 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:48:01 ens3 425.35 230.08 1220.52 64.22 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 62.04 51.72 686.03 5.72 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 284.19 323.05 1384.14 59.07 0.00 0.00 0.00 0.00 12:51:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 155.56 146.85 391.71 622.00 0.00 0.00 0.00 0.00 12:52:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:52:01 ens3 12.80 12.96 10.17 7.14 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 187.99 152.93 738.50 151.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3686) 06/18/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.44 0.00 2.73 5.07 1.91 69.85 12:48:01 0 12.99 0.00 1.34 1.60 1.97 82.10 12:48:01 1 36.02 0.00 6.05 8.31 2.56 47.06 12:48:01 2 17.23 0.00 1.84 4.10 1.83 75.00 12:48:01 3 15.53 0.00 1.72 6.28 1.28 75.18 12:49:01 all 20.10 0.00 1.26 1.89 1.46 75.30 12:49:01 0 41.74 0.00 1.73 0.38 1.70 54.45 12:49:01 1 13.81 0.00 1.07 0.94 2.25 81.93 12:49:01 2 4.79 0.00 0.55 0.13 0.83 93.70 12:49:01 3 20.16 0.00 1.69 6.11 1.03 71.01 12:50:01 all 37.48 0.00 2.15 2.20 3.44 54.72 12:50:01 0 37.57 0.00 1.75 0.78 3.44 56.46 12:50:01 1 37.10 0.00 2.02 4.01 3.43 53.44 12:50:01 2 39.05 0.00 2.02 1.11 3.39 54.43 12:50:01 3 36.22 0.00 2.79 2.91 3.52 54.56 12:51:01 all 27.75 0.00 1.44 0.88 2.10 67.84 12:51:01 0 61.45 0.00 2.03 0.42 2.74 33.36 12:51:01 1 19.71 0.00 1.41 1.95 2.00 74.92 12:51:01 2 17.70 0.00 1.06 0.17 2.10 78.97 12:51:01 3 12.19 0.00 1.28 0.98 1.53 84.02 12:52:01 all 20.85 0.00 0.96 0.65 1.16 76.37 12:52:01 0 44.90 0.00 1.73 2.05 1.72 49.61 12:52:01 1 25.90 0.00 0.85 0.27 1.13 71.86 12:52:01 2 3.77 0.00 0.45 0.28 1.32 94.18 12:52:01 3 8.97 0.00 0.82 0.00 0.50 89.71 Average: all 25.33 0.00 1.71 2.14 2.01 68.81 Average: 0 39.70 0.00 1.72 1.05 2.31 55.23 Average: 1 26.49 0.00 2.28 3.09 2.28 65.87 Average: 2 16.52 0.00 1.18 1.16 1.89 79.25 Average: 3 18.64 0.00 1.66 3.26 1.58 74.87