---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14338 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 473 5191 0 2310 7218 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:6a:14:35 brd ff:ff:ff:ff:ff:ff inet 10.32.7.1/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fe6a:1435/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14338) 10/04/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 160.77 59.32 101.45 3702.98 42815.01 12:49:01 138.86 40.41 98.45 2652.76 16769.87 12:50:01 43.68 7.03 36.64 260.09 6372.54 Average: 114.44 35.59 78.85 2205.28 21985.81 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5920576 7449904 2246844 27.51 49056 1652460 654812 7.11 537168 1529600 162064 12:49:01 5270320 7197924 2897100 35.47 64472 2019008 878656 9.53 846124 1837376 14108 12:50:01 5366856 7441292 2800564 34.29 68924 2158616 626600 6.80 709536 1872356 8372 Average: 5519251 7363040 2648169 32.42 60817 1943361 720023 7.81 697609 1746444 61515 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 12:48:01 ens3 381.52 251.89 1632.31 67.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 269.76 297.47 1900.88 62.28 0.00 0.00 0.00 0.00 12:50:01 lo 1.90 1.90 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 136.58 143.33 390.81 607.87 0.00 0.00 0.00 0.00 Average: lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 262.62 230.89 1308.00 245.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14338) 10/04/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.55 0.00 2.44 5.10 0.08 70.83 12:48:01 0 20.72 0.00 2.09 4.71 0.08 72.40 12:48:01 1 12.93 0.00 3.01 6.24 0.05 77.76 12:48:01 2 41.32 0.00 3.24 7.20 0.13 48.09 12:48:01 3 11.26 0.00 1.47 2.23 0.05 85.00 12:49:01 all 32.21 0.00 2.16 2.93 0.10 62.60 12:49:01 0 48.28 0.00 2.38 2.39 0.13 46.81 12:49:01 1 24.38 0.00 2.14 5.02 0.08 68.38 12:49:01 2 36.92 0.00 2.30 1.98 0.12 58.68 12:49:01 3 19.41 0.00 1.82 2.33 0.10 76.34 12:50:01 all 26.45 0.00 1.40 0.87 0.08 71.21 12:50:01 0 11.09 0.00 0.87 1.94 0.07 86.04 12:50:01 1 35.01 0.00 1.77 1.03 0.10 62.09 12:50:01 2 47.52 0.00 1.85 0.32 0.12 50.20 12:50:01 3 12.23 0.00 1.10 0.17 0.03 86.48 Average: all 26.74 0.00 2.00 2.96 0.09 68.21 Average: 0 26.68 0.00 1.78 3.01 0.09 68.44 Average: 1 24.12 0.00 2.31 4.09 0.08 69.40 Average: 2 41.92 0.00 2.46 3.17 0.12 52.33 Average: 3 14.31 0.00 1.46 1.58 0.06 82.59