---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2784 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.5G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 616 11943 0 3480 15094 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:72:5b:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.200/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe72:5b23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2784) 01/03/26 _x86_64_ (4 CPU) 02:51:28 LINUX RESTART (4 CPU) 02:52:02 tps rtps wtps bread/s bwrtn/s 02:53:01 150.25 11.47 138.77 263.28 29201.15 02:54:01 423.30 1.67 421.63 25.87 34655.60 02:55:01 270.37 9.57 260.81 562.84 14974.04 Average: 282.03 7.55 274.48 284.12 26260.13 02:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13439468 15174844 2985500 18.18 72596 1855612 1265184 7.24 1054840 1697520 98532 02:54:01 11591072 14570608 4833896 29.43 152972 2889800 1525612 8.73 1732752 2695540 381928 02:55:01 12177744 15396672 4247224 25.86 156544 3115252 882484 5.05 1090424 2758696 199120 Average: 12402761 15047375 4022207 24.49 127371 2620221 1224427 7.01 1292672 2383919 226527 02:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 lo 1.02 1.02 0.12 0.12 0.00 0.00 0.00 0.00 02:53:01 ens3 156.75 117.49 2333.50 22.97 0.00 0.00 0.00 0.00 02:54:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 02:54:01 ens3 911.25 633.80 9289.76 81.64 0.00 0.00 0.00 0.00 02:55:01 lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 02:55:01 ens3 372.62 214.41 367.22 86.62 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 481.99 323.03 4005.82 63.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2784) 01/03/26 _x86_64_ (4 CPU) 02:51:28 LINUX RESTART (4 CPU) 02:52:02 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 23.43 0.00 1.56 1.70 0.09 73.22 02:53:01 0 21.99 0.00 1.32 0.10 0.07 76.52 02:53:01 1 9.23 0.00 0.83 4.76 0.09 85.09 02:53:01 2 23.40 0.00 1.32 0.30 0.08 74.89 02:53:01 3 39.11 0.00 2.74 1.63 0.12 56.40 02:54:01 all 32.08 0.00 5.50 1.13 0.12 61.17 02:54:01 0 31.06 0.00 4.19 0.10 0.12 64.53 02:54:01 1 32.55 0.00 5.53 0.32 0.13 61.46 02:54:01 2 37.83 0.00 6.84 0.29 0.12 54.93 02:54:01 3 26.85 0.00 5.46 3.84 0.12 63.74 02:55:01 all 45.99 0.00 2.30 0.81 0.10 50.80 02:55:01 0 36.73 0.00 1.95 0.77 0.08 60.47 02:55:01 1 41.91 0.00 2.29 0.65 0.08 55.07 02:55:01 2 48.86 0.00 1.99 0.02 0.10 49.03 02:55:01 3 56.55 0.00 2.94 1.82 0.10 38.58 Average: all 33.90 0.00 3.12 1.21 0.10 61.67 Average: 0 29.96 0.00 2.49 0.32 0.09 67.13 Average: 1 28.03 0.00 2.89 1.89 0.10 67.08 Average: 2 36.74 0.00 3.39 0.20 0.10 59.57 Average: 3 40.88 0.00 3.71 2.43 0.11 52.86