---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5051 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 559 13008 0 2472 15158 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:49:b3:0c brd ff:ff:ff:ff:ff:ff inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe49:b30c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5051) 07/04/26 _x86_64_ (4 CPU) 06:55:24 LINUX RESTART (4 CPU) 06:56:01 tps rtps wtps bread/s bwrtn/s 06:57:01 159.69 13.75 145.94 380.34 35281.05 06:58:01 100.67 9.35 91.32 466.46 13730.11 06:59:01 334.21 30.51 303.70 1953.67 9871.95 Average: 198.19 17.87 180.32 933.49 19627.71 06:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 13360764 15217968 3064204 18.66 75072 1969516 1149144 6.58 1021936 1800472 229032 06:58:01 13068888 15163952 3356080 20.43 88344 2180224 1190100 6.81 1121096 1963720 76752 06:59:01 13320816 15517308 3104152 18.90 90976 2282928 797684 4.57 832244 2013740 57672 Average: 13250156 15299743 3174812 19.33 84797 2144223 1045643 5.98 991759 1925977 121152 06:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:01 ens3 214.60 169.64 2383.51 31.80 0.00 0.00 0.00 0.00 06:57:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 06:58:01 ens3 47.83 38.06 460.14 6.14 0.00 0.00 0.00 0.00 06:58:01 lo 4.47 4.47 0.61 0.61 0.00 0.00 0.00 0.00 06:59:01 ens3 418.65 302.57 2773.94 73.07 0.00 0.00 0.00 0.00 06:59:01 lo 1.70 1.70 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 227.02 170.09 1872.53 37.00 0.00 0.00 0.00 0.00 Average: lo 2.50 2.50 0.34 0.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5051) 07/04/26 _x86_64_ (4 CPU) 06:55:24 LINUX RESTART (4 CPU) 06:56:01 CPU %user %nice %system %iowait %steal %idle 06:57:01 all 26.07 0.00 1.97 2.25 0.07 69.63 06:57:01 0 28.95 0.00 2.56 0.57 0.08 67.84 06:57:01 1 50.16 0.00 2.98 1.42 0.10 45.34 06:57:01 2 13.39 0.00 0.90 0.13 0.05 85.53 06:57:01 3 11.90 0.00 1.44 6.91 0.05 79.71 06:58:01 all 22.68 0.00 1.47 1.07 0.04 74.74 06:58:01 0 27.19 0.00 1.63 0.30 0.05 70.82 06:58:01 1 7.32 0.00 1.16 1.72 0.02 89.78 06:58:01 2 27.46 0.00 1.52 0.94 0.03 70.03 06:58:01 3 28.83 0.00 1.55 1.30 0.07 68.25 06:59:01 all 31.87 0.00 1.90 1.37 0.07 64.80 06:59:01 0 42.17 0.00 1.99 1.79 0.08 53.97 06:59:01 1 23.42 0.00 2.03 1.77 0.07 72.71 06:59:01 2 27.13 0.00 1.55 1.05 0.07 70.20 06:59:01 3 34.81 0.00 1.99 0.85 0.07 62.28 Average: all 26.87 0.00 1.78 1.56 0.06 69.73 Average: 0 32.76 0.00 2.06 0.89 0.07 64.22 Average: 1 26.90 0.00 2.05 1.64 0.06 69.35 Average: 2 22.66 0.00 1.32 0.71 0.05 75.26 Average: 3 25.18 0.00 1.66 3.02 0.06 70.08