---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14319 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 7.7G 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 463 5170 0 2342 7228 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:72:5f:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.254/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe72:5fd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14319) 10/04/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 161.11 59.17 101.93 3760.04 43034.18 07:07:01 115.45 45.01 70.44 2842.06 14589.44 07:08:01 39.48 1.97 37.51 111.05 9904.75 Average: 105.34 35.38 69.96 2237.72 22509.45 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5908052 7461332 2259360 27.66 49128 1675356 651216 7.07 526400 1548584 185000 07:07:01 5340508 7434116 2826904 34.61 65920 2181020 653564 7.09 696336 1910860 247332 07:08:01 5303732 7412996 2863680 35.06 69096 2192980 676312 7.34 746616 1895664 10360 Average: 5517431 7436148 2649981 32.45 61381 2016452 660364 7.17 656451 1785036 147564 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 329.80 211.00 1689.32 63.40 0.00 0.00 0.00 0.00 07:06:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:07:01 ens3 188.75 180.89 2588.68 35.95 0.00 0.00 0.00 0.00 07:07:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 07:08:01 ens3 69.69 69.84 31.36 665.88 0.00 0.00 0.00 0.00 07:08:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 196.08 153.91 1436.46 255.08 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14319) 10/04/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.21 0.00 2.26 5.30 0.07 72.17 07:06:01 0 17.51 0.00 1.71 5.59 0.05 75.14 07:06:01 1 14.35 0.00 3.31 4.06 0.07 78.21 07:06:01 2 15.14 0.00 1.81 5.29 0.07 77.70 07:06:01 3 33.81 0.00 2.24 6.23 0.08 57.65 07:07:01 all 34.26 0.00 1.84 1.71 0.10 62.09 07:07:01 0 56.49 0.00 2.12 0.35 0.12 40.92 07:07:01 1 29.60 0.00 1.78 2.62 0.10 65.91 07:07:01 2 24.78 0.00 1.41 1.39 0.08 72.33 07:07:01 3 26.08 0.00 2.03 2.49 0.10 69.31 07:08:01 all 20.26 0.00 1.08 1.21 0.05 77.40 07:08:01 0 20.22 0.00 0.97 0.10 0.05 78.66 07:08:01 1 32.08 0.00 1.60 1.55 0.07 64.70 07:08:01 2 24.67 0.00 0.89 0.07 0.05 74.32 07:08:01 3 4.06 0.00 0.87 3.11 0.02 91.95 Average: all 24.91 0.00 1.73 2.74 0.07 70.56 Average: 0 31.42 0.00 1.60 2.01 0.07 64.90 Average: 1 25.34 0.00 2.23 2.74 0.08 69.60 Average: 2 21.53 0.00 1.37 2.25 0.07 74.78 Average: 3 21.32 0.00 1.71 3.94 0.07 72.96