---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 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 562 13275 0 2202 15162 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:2e:8b:3b brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86209sec preferred_lft 86209sec inet6 fe80::f816:3eff:fe2e:8b3b/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-16) 11/02/26 _x86_64_ (4 CPU) 09:21:35 LINUX RESTART (4 CPU) 09:22:01 tps rtps wtps bread/s bwrtn/s 09:23:01 133.34 26.23 107.12 952.24 56624.16 09:24:01 139.26 12.06 127.20 297.28 16105.98 Average: 136.30 19.15 117.16 624.76 36365.07 09:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:23:01 13899628 15523672 2525340 15.38 62456 1761952 807536 4.62 689316 1621480 190864 09:24:01 13379276 15279100 3045692 18.54 76356 2009268 1180336 6.75 958092 1842744 6012 Average: 13639452 15401386 2785516 16.96 69406 1885610 993936 5.69 823704 1732112 98438 09:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:23:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 09:23:01 ens3 207.30 161.01 1944.70 68.78 0.00 0.00 0.00 0.00 09:24:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 09:24:01 ens3 156.26 120.70 1551.20 28.11 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 181.78 140.85 1747.95 48.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16) 11/02/26 _x86_64_ (4 CPU) 09:21:35 LINUX RESTART (4 CPU) 09:22:01 CPU %user %nice %system %iowait %steal %idle 09:23:01 all 19.39 0.00 1.49 4.95 0.02 74.15 09:23:01 0 25.15 0.00 1.72 0.92 0.02 72.19 09:23:01 1 22.53 0.00 1.94 5.89 0.02 69.63 09:23:01 2 14.53 0.00 0.84 0.97 0.02 83.65 09:23:01 3 15.32 0.00 1.44 12.02 0.02 71.21 09:24:01 all 21.78 0.00 1.93 0.76 0.02 75.51 09:24:01 0 34.10 0.00 2.84 0.87 0.02 62.18 09:24:01 1 18.14 0.00 2.05 0.55 0.02 79.24 09:24:01 2 18.16 0.00 1.42 0.75 0.02 79.65 09:24:01 3 16.71 0.00 1.42 0.89 0.02 80.96 Average: all 20.58 0.00 1.71 2.85 0.02 74.83 Average: 0 29.63 0.00 2.28 0.89 0.02 67.18 Average: 1 20.33 0.00 1.99 3.22 0.02 74.43 Average: 2 16.35 0.00 1.13 0.86 0.02 81.64 Average: 3 16.01 0.00 1.43 6.45 0.02 76.09