---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2076 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 473 5170 0 2332 7219 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:2c:a4:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.170/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe2c:a4a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2076) 05/02/26 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 192.77 109.45 83.32 5414.30 40176.52 03:50:01 70.02 12.73 57.30 270.60 10189.73 03:51:01 30.42 0.02 30.41 0.13 5992.80 03:52:01 10.08 0.00 10.08 0.00 3495.02 03:53:01 56.01 1.02 54.99 89.45 9196.60 Average: 71.87 24.68 47.18 1157.81 13821.98 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6010216 7402300 2157196 26.41 36136 1534952 905348 9.82 592760 1399308 71748 03:50:01 5653032 7308008 2514380 30.79 56460 1762968 843968 9.16 709080 1608592 100580 03:51:01 5508660 7237184 2658752 32.55 58672 1832528 884004 9.59 781424 1676864 1564 03:52:01 5372712 7204360 2794700 34.22 60400 1931664 892004 9.68 813936 1774384 3752 03:53:01 5305096 7398516 2862316 35.05 66020 2181796 694588 7.54 643088 2002236 26876 Average: 5569943 7310074 2597469 31.80 55538 1848782 843982 9.16 708058 1692277 40904 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 2.27 2.27 0.21 0.21 0.00 0.00 0.00 0.00 03:49:02 ens3 369.26 205.13 1254.27 63.61 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 03:50:01 ens3 74.46 59.38 723.08 14.52 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 99.70 105.71 1150.18 15.75 0.00 0.00 0.00 0.00 03:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 346.99 289.02 1673.97 30.34 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 365.97 354.46 2429.64 67.32 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 251.86 203.22 1448.64 38.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2076) 05/02/26 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 21.35 0.00 2.67 6.70 1.44 67.84 03:49:02 0 26.90 0.00 2.18 5.53 1.64 63.75 03:49:02 1 16.45 0.00 1.43 4.05 1.28 76.79 03:49:02 2 30.63 0.00 2.66 12.03 1.76 52.92 03:49:02 3 11.37 0.00 4.41 5.19 1.10 77.92 03:50:01 all 22.92 0.00 1.39 1.63 1.25 72.81 03:50:01 0 58.29 0.00 2.96 0.66 2.06 36.03 03:50:01 1 8.22 0.00 0.74 1.21 1.14 88.69 03:50:01 2 8.79 0.00 0.90 4.55 0.96 84.80 03:50:01 3 16.48 0.00 0.98 0.08 0.85 81.61 03:51:01 all 9.04 0.00 0.48 0.40 0.56 89.51 03:51:01 0 9.31 0.00 0.48 0.05 0.53 89.62 03:51:01 1 4.88 0.00 0.63 1.47 0.38 92.63 03:51:01 2 14.24 0.00 0.20 0.10 0.67 84.79 03:51:01 3 7.72 0.00 0.62 0.03 0.65 90.98 03:52:01 all 5.43 0.00 0.51 0.06 0.30 93.70 03:52:01 0 8.94 0.00 0.70 0.00 0.37 89.99 03:52:01 1 4.02 0.00 0.33 0.00 0.25 95.39 03:52:01 2 2.90 0.00 0.28 0.25 0.15 96.42 03:52:01 3 5.83 0.00 0.71 0.00 0.44 93.03 03:53:01 all 21.89 0.00 1.52 0.87 1.11 74.61 03:53:01 0 8.02 0.00 1.36 0.23 0.81 89.57 03:53:01 1 26.96 0.00 1.25 0.13 1.10 70.56 03:53:01 2 15.18 0.00 1.58 2.80 0.98 79.46 03:53:01 3 37.46 0.00 1.88 0.32 1.57 58.77 Average: all 16.12 0.00 1.31 1.94 0.93 79.70 Average: 0 22.19 0.00 1.53 1.30 1.08 73.90 Average: 1 12.12 0.00 0.88 1.37 0.83 84.79 Average: 2 14.37 0.00 1.13 3.95 0.91 79.65 Average: 3 15.79 0.00 1.72 1.13 0.92 80.43