---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14280 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 475 5278 0 2222 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:3a:73:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:fe3a:73a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14280) 10/03/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 169.66 67.91 101.75 3852.58 42719.11 19:15:01 122.00 25.10 96.90 1270.45 17346.58 19:16:01 32.39 1.53 30.86 101.58 4931.18 Average: 108.02 31.52 76.51 1741.66 21666.79 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5897816 7451124 2269596 27.79 49196 1675484 658712 7.15 540092 1549040 194444 19:15:01 5421540 7395068 2745872 33.62 63688 2066104 682404 7.40 690788 1844004 101188 19:16:01 5389524 7378992 2777888 34.01 66820 2078368 699420 7.59 735668 1829856 9524 Average: 5569627 7408395 2597785 31.81 59901 1939985 680179 7.38 655516 1740967 101719 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 375.42 225.44 1702.00 65.30 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 325.66 310.50 1967.56 72.85 0.00 0.00 0.00 0.00 19:15:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 61.11 61.21 30.85 521.45 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 254.07 199.05 1233.49 219.86 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14280) 10/03/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.76 0.00 2.62 5.24 0.07 70.31 19:14:01 0 8.07 0.00 1.78 7.13 0.05 82.98 19:14:01 1 42.77 0.00 2.98 2.04 0.10 52.12 19:14:01 2 17.56 0.00 4.00 4.38 0.08 73.98 19:14:01 3 18.76 0.00 1.72 7.41 0.07 72.04 19:15:01 all 34.05 0.00 1.85 1.96 0.10 62.04 19:15:01 0 30.94 0.00 1.76 0.65 0.08 66.57 19:15:01 1 50.97 0.00 2.24 0.28 0.12 46.40 19:15:01 2 27.48 0.00 1.28 3.10 0.10 68.03 19:15:01 3 26.81 0.00 2.13 3.78 0.10 67.18 19:16:01 all 20.40 0.00 1.04 0.93 0.05 77.58 19:16:01 0 11.27 0.00 0.92 0.07 0.03 87.71 19:16:01 1 10.73 0.00 0.92 0.10 0.05 88.20 19:16:01 2 56.80 0.00 1.62 0.58 0.10 40.90 19:16:01 3 2.69 0.00 0.70 2.97 0.02 93.62 Average: all 25.40 0.00 1.84 2.71 0.08 69.97 Average: 0 16.76 0.00 1.49 2.62 0.06 79.07 Average: 1 34.82 0.00 2.04 0.81 0.09 62.25 Average: 2 33.95 0.00 2.30 2.69 0.09 60.97 Average: 3 16.08 0.00 1.52 4.72 0.06 77.62