---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14241 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 5193 0 2309 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:9f:fd:99 brd ff:ff:ff:ff:ff:ff inet 10.32.7.95/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86190sec preferred_lft 86190sec inet6 fe80::f816:3eff:fe9f:fd99/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14241) 10/03/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 138.73 55.34 83.39 3626.60 15810.03 12:49:01 141.51 45.21 96.30 2790.73 16504.18 12:50:01 36.66 2.22 34.44 120.25 6294.15 Average: 105.63 34.26 71.38 2179.19 12869.46 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5882876 7458808 2284536 27.97 49848 1696648 650056 7.05 528832 1574364 197512 12:49:01 5075836 7013696 3091576 37.85 65056 2028500 1067532 11.58 1045048 1831516 14588 12:50:01 5316540 7392912 2850872 34.91 69180 2160624 682664 7.41 760296 1874088 10408 Average: 5425084 7288472 2742328 33.58 61361 1961924 800084 8.68 778059 1759989 74169 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:01 ens3 340.69 232.46 1781.74 67.15 0.00 0.00 0.00 0.00 12:49:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 12:49:01 ens3 316.75 335.93 1832.18 72.78 0.00 0.00 0.00 0.00 12:50:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 102.78 107.57 307.42 603.41 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 253.41 225.32 1307.11 247.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14241) 10/03/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.22 0.00 1.83 4.20 0.07 72.67 12:48:01 0 45.96 0.00 3.05 1.30 0.10 49.59 12:48:01 1 17.45 0.00 1.44 2.46 0.03 78.62 12:48:01 2 12.56 0.00 1.75 5.91 0.07 79.71 12:48:01 3 8.79 0.00 1.08 7.17 0.05 82.92 12:49:01 all 36.22 0.00 2.11 2.46 0.10 59.11 12:49:01 0 36.51 0.00 1.86 0.87 0.10 60.66 12:49:01 1 28.53 0.00 1.64 3.90 0.10 65.84 12:49:01 2 31.35 0.00 1.72 2.99 0.12 63.82 12:49:01 3 48.49 0.00 3.21 2.06 0.13 46.10 12:50:01 all 21.65 0.00 1.06 1.07 0.06 76.16 12:50:01 0 31.31 0.00 1.04 0.10 0.08 67.46 12:50:01 1 6.68 0.00 0.97 1.72 0.03 90.60 12:50:01 2 36.25 0.00 1.02 0.25 0.07 62.41 12:50:01 3 12.39 0.00 1.22 2.19 0.03 84.17 Average: all 26.36 0.00 1.67 2.58 0.08 69.32 Average: 0 37.94 0.00 1.98 0.76 0.09 59.23 Average: 1 17.55 0.00 1.35 2.69 0.06 78.36 Average: 2 26.72 0.00 1.50 3.05 0.08 68.65 Average: 3 23.23 0.00 1.84 3.80 0.07 71.06