---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8983 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 8.4G 69G 11% / 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 539 13305 0 2194 15184 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:50:55:0a brd ff:ff:ff:ff:ff:ff inet 10.30.107.230/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86241sec preferred_lft 86241sec inet6 fe80::f816:3eff:fe50:550a/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-8983) 06/07/26 _x86_64_ (4 CPU) 03:21:25 LINUX RESTART (4 CPU) 03:22:01 tps rtps wtps bread/s bwrtn/s 03:23:01 130.34 0.92 129.43 65.99 45866.36 03:24:01 139.24 23.86 115.38 600.07 14083.44 Average: 134.79 12.39 122.40 333.05 29973.57 03:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:23:01 13789888 15600960 2635080 16.04 72168 1928840 762876 4.37 618840 1779852 266416 03:24:01 13642356 15565972 2782612 16.94 82236 2025420 762944 4.37 715880 1820040 8792 Average: 13716122 15583466 2708846 16.49 77202 1977130 762910 4.37 667360 1799946 137604 03:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:23:01 lo 1.40 1.40 0.16 0.16 0.00 0.00 0.00 0.00 03:23:01 ens3 118.93 85.89 1526.42 13.44 0.00 0.00 0.00 0.00 03:24:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:24:01 ens3 158.00 135.12 752.90 42.38 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 138.47 110.51 1139.63 27.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8983) 06/07/26 _x86_64_ (4 CPU) 03:21:25 LINUX RESTART (4 CPU) 03:22:01 CPU %user %nice %system %iowait %steal %idle 03:23:01 all 19.01 0.00 1.56 5.93 0.06 73.44 03:23:01 0 28.52 0.00 1.89 4.62 0.07 64.91 03:23:01 1 22.92 0.00 1.35 2.37 0.05 73.31 03:23:01 2 21.69 0.00 2.17 2.19 0.05 73.90 03:23:01 3 3.06 0.00 0.88 14.47 0.05 81.54 03:24:01 all 26.71 0.00 2.03 2.45 0.06 68.75 03:24:01 0 31.02 0.00 2.32 4.48 0.07 62.12 03:24:01 1 31.63 0.00 1.95 1.19 0.07 65.16 03:24:01 2 25.68 0.00 1.97 1.42 0.08 70.84 03:24:01 3 18.49 0.00 1.83 2.70 0.03 76.95 Average: all 22.85 0.00 1.79 4.20 0.06 71.10 Average: 0 29.77 0.00 2.10 4.55 0.07 63.51 Average: 1 27.28 0.00 1.65 1.78 0.06 69.24 Average: 2 23.68 0.00 2.07 1.80 0.07 72.37 Average: 3 10.72 0.00 1.35 8.63 0.04 79.26