---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7734 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: 2800.000 BogoMIPS: 5600.00 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 477 5187 0 2311 7215 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:67:b1:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe67:b1dc/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-7734) 08/07/26 _x86_64_ (4 CPU) 14:54:48 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 116.64 54.09 62.55 3563.02 6495.42 14:57:01 67.50 20.78 46.72 1419.56 9008.51 14:58:01 91.97 18.50 73.47 836.53 10983.37 14:59:01 25.89 1.85 24.04 103.28 5206.06 Average: 75.53 23.82 51.71 1480.91 7918.45 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5918832 7393020 2248588 27.53 39900 1611896 721172 7.83 619520 1461352 102432 14:57:01 5592288 7412780 2575132 31.53 58596 1922248 833248 9.04 601224 1771192 211920 14:58:01 5366192 7427148 2801228 34.30 66128 2147720 639400 6.94 706520 1877212 107736 14:59:01 5312636 7386896 2854784 34.95 68836 2159000 688988 7.48 758436 1880496 9340 Average: 5547487 7404961 2619933 32.08 58365 1960216 720702 7.82 671425 1747563 107857 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 421.81 207.63 1497.90 64.88 0.00 0.00 0.00 0.00 14:57:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:57:01 ens3 87.36 75.22 894.02 16.92 0.00 0.00 0.00 0.00 14:58:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 349.09 347.54 1547.16 85.32 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 50.11 54.41 27.92 598.31 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 227.68 171.60 992.12 192.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7734) 08/07/26 _x86_64_ (4 CPU) 14:54:48 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.11 0.00 1.94 3.78 1.20 69.97 14:56:02 0 15.77 0.00 0.91 1.56 0.81 80.94 14:56:02 1 35.00 0.00 2.27 1.85 1.50 59.38 14:56:02 2 21.78 0.00 2.15 1.17 1.55 73.34 14:56:02 3 19.89 0.00 2.43 10.55 0.95 66.17 14:57:01 all 21.32 0.00 1.43 1.90 0.92 74.42 14:57:01 0 42.00 0.00 1.73 0.61 1.24 54.42 14:57:01 1 15.11 0.00 1.32 2.51 0.75 80.31 14:57:01 2 10.06 0.00 0.81 0.58 0.90 87.65 14:57:01 3 18.15 0.00 1.84 3.89 0.80 75.32 14:58:01 all 44.86 0.00 2.84 1.44 3.21 47.65 14:58:01 0 36.83 0.00 2.19 2.29 2.69 56.00 14:58:01 1 42.39 0.00 2.73 2.43 3.16 49.29 14:58:01 2 48.49 0.00 2.41 0.63 3.73 44.74 14:58:01 3 51.74 0.00 4.03 0.40 3.30 40.54 14:59:01 all 20.60 0.00 0.92 0.91 0.79 76.79 14:59:01 0 22.27 0.00 1.23 1.43 0.63 74.43 14:59:01 1 25.83 0.00 0.67 0.20 0.97 72.34 14:59:01 2 17.13 0.00 0.91 1.08 0.75 80.12 14:59:01 3 17.14 0.00 0.85 0.93 0.78 80.29 Average: all 27.51 0.00 1.78 2.01 1.53 67.17 Average: 0 29.16 0.00 1.52 1.48 1.35 66.50 Average: 1 29.66 0.00 1.75 1.74 1.60 65.26 Average: 2 24.44 0.00 1.58 0.87 1.73 71.39 Average: 3 26.78 0.00 2.29 3.94 1.46 65.53