---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1758 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 40% / 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 472 5178 0 2325 7219 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:92:b5:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe92:b590/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1758) 11/02/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 135.98 54.82 81.15 3587.00 8587.25 14:57:01 142.65 45.49 97.15 2824.94 16535.14 14:58:01 39.96 3.58 36.38 152.51 6333.34 Average: 105.99 34.57 71.42 2184.63 10451.79 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5827176 7439512 2340244 28.65 50404 1731308 662892 7.19 545920 1608480 214680 14:57:01 5042528 6994384 3124892 38.26 65660 2040736 1072968 11.64 1060516 1846228 15932 14:58:01 5324044 7414320 2843376 34.81 69788 2172716 650568 7.06 736832 1886780 9832 Average: 5397916 7282739 2769504 33.91 61951 1981587 795476 8.63 781089 1780496 80148 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 350.86 235.68 2066.54 68.12 0.00 0.00 0.00 0.00 14:57:01 lo 1.69 1.69 0.17 0.17 0.00 0.00 0.00 0.00 14:57:01 ens3 303.93 326.14 1809.89 70.84 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 14:58:01 ens3 119.33 126.83 312.26 627.85 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 257.79 229.02 1393.94 256.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1758) 11/02/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.24 0.00 1.85 3.99 0.07 71.84 14:56:02 0 31.24 0.00 2.21 4.70 0.10 61.75 14:56:02 1 14.09 0.00 1.18 1.45 0.05 83.23 14:56:02 2 11.37 0.00 1.34 7.58 0.05 79.66 14:56:02 3 32.29 0.00 2.69 2.22 0.08 62.71 14:57:01 all 36.74 0.00 2.38 2.47 0.10 58.31 14:57:01 0 31.11 0.00 2.41 1.02 0.08 65.37 14:57:01 1 28.71 0.00 1.92 2.14 0.08 67.15 14:57:01 2 29.24 0.00 1.80 2.57 0.09 66.30 14:57:01 3 57.92 0.00 3.38 4.13 0.15 34.42 14:58:01 all 23.07 0.00 1.20 0.92 0.06 74.76 14:58:01 0 13.95 0.00 1.10 0.12 0.05 84.78 14:58:01 1 25.38 0.00 1.03 0.07 0.05 73.47 14:58:01 2 12.56 0.00 1.20 2.52 0.05 83.67 14:58:01 3 40.40 0.00 1.47 0.97 0.08 57.08 Average: all 27.30 0.00 1.81 2.46 0.08 68.36 Average: 0 25.39 0.00 1.90 1.95 0.08 70.68 Average: 1 22.69 0.00 1.38 1.21 0.06 74.65 Average: 2 17.65 0.00 1.45 4.23 0.06 76.61 Average: 3 43.46 0.00 2.51 2.43 0.11 51.50