---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1736 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 474 5145 0 2355 7217 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:18:10:d9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fe18:10d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1736) 11/02/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 135.11 53.86 81.25 3532.21 8643.64 07:07:01 114.20 45.01 69.19 2842.06 14060.32 07:08:01 37.98 1.97 36.01 111.05 9786.10 Average: 95.76 33.61 62.15 2161.77 10830.02 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5808704 7421496 2358708 28.88 50476 1732000 689628 7.48 565068 1608712 214384 07:07:01 5276264 7388308 2891148 35.40 66872 2198060 687504 7.46 744600 1927788 251020 07:08:01 5254820 7378252 2912592 35.66 69836 2205968 693120 7.52 781564 1911048 11332 Average: 5446596 7396019 2720816 33.31 62395 2045343 690084 7.49 697077 1815849 158912 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 424.58 275.67 2081.40 70.02 0.00 0.00 0.00 0.00 07:06:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:07:01 ens3 180.94 171.04 2368.21 35.47 0.00 0.00 0.00 0.00 07:07:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 07:08:01 ens3 70.82 69.57 34.72 668.38 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 225.45 172.09 1494.77 257.96 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 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-1736) 11/02/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.18 0.00 1.74 3.85 0.07 72.17 07:06:01 0 18.73 0.00 1.48 2.11 0.07 77.61 07:06:01 1 26.02 0.00 1.66 4.05 0.07 68.22 07:06:01 2 7.60 0.00 1.32 3.99 0.03 87.05 07:06:01 3 36.33 0.00 2.49 5.27 0.10 55.82 07:07:01 all 35.51 0.00 1.78 2.00 0.10 60.62 07:07:01 0 58.34 0.00 2.59 1.88 0.13 37.06 07:07:01 1 31.91 0.00 1.32 0.55 0.08 66.14 07:07:01 2 24.44 0.00 1.47 2.71 0.08 71.30 07:07:01 3 27.46 0.00 1.74 2.86 0.08 67.86 07:08:01 all 20.64 0.00 1.08 1.09 0.05 77.13 07:08:01 0 8.80 0.00 0.92 2.05 0.02 88.22 07:08:01 1 59.14 0.00 1.60 0.23 0.12 38.91 07:08:01 2 5.56 0.00 0.69 0.35 0.03 93.37 07:08:01 3 9.19 0.00 1.12 1.74 0.03 87.92 Average: all 26.10 0.00 1.53 2.31 0.07 69.99 Average: 0 28.54 0.00 1.66 2.02 0.07 67.71 Average: 1 39.04 0.00 1.53 1.61 0.09 57.74 Average: 2 12.52 0.00 1.16 2.34 0.05 83.93 Average: 3 24.32 0.00 1.78 3.29 0.07 70.54