---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1009 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 600 12759 0 2680 15115 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:1a:31:cf brd ff:ff:ff:ff:ff:ff inet 10.30.107.59/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe1a:31cf/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-1009) 03/10/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 163.97 28.63 135.34 1693.05 21942.34 18:51:01 87.94 11.38 76.55 809.33 12328.88 18:52:01 22.58 4.05 18.53 110.63 1600.13 Average: 91.49 14.69 76.81 870.96 11956.54 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13729420 15441768 2695548 16.41 75624 1829912 923760 5.29 792200 1673272 30240 18:51:01 12209768 14292032 4215200 25.66 87968 2174100 2168012 12.41 2042320 1914992 16828 18:52:01 13095312 15501424 3329656 20.27 89408 2492928 837148 4.79 979500 2086932 299488 Average: 13011500 15078408 3413468 20.78 84333 2165647 1309640 7.49 1271340 1891732 115519 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:50:01 ens3 172.04 157.66 1202.78 40.11 0.00 0.00 0.00 0.00 18:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 512.31 405.17 3672.22 81.79 0.00 0.00 0.00 0.00 18:52:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 ens3 388.09 246.15 417.86 88.06 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 357.48 269.66 1764.21 69.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1009) 03/10/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 14.86 0.00 1.42 1.65 0.06 82.01 18:50:01 0 24.26 0.00 1.99 2.87 0.05 70.83 18:50:01 1 22.68 0.00 1.59 0.60 0.05 75.08 18:50:01 2 5.86 0.00 0.94 0.40 0.10 92.70 18:50:01 3 6.59 0.00 1.14 2.70 0.05 89.52 18:51:01 all 57.02 0.00 2.45 0.24 0.10 40.20 18:51:01 0 56.86 0.00 2.28 0.12 0.10 40.65 18:51:01 1 55.22 0.00 2.63 0.49 0.08 41.58 18:51:01 2 53.17 0.00 2.14 0.22 0.08 44.38 18:51:01 3 62.85 0.00 2.73 0.15 0.10 34.17 18:52:01 all 68.54 0.00 2.47 0.06 0.10 28.83 18:52:01 0 71.73 0.00 3.01 0.08 0.10 25.08 18:52:01 1 67.46 0.00 2.59 0.03 0.10 29.82 18:52:01 2 69.02 0.00 2.09 0.08 0.10 28.70 18:52:01 3 65.96 0.00 2.17 0.05 0.10 31.72 Average: all 46.80 0.00 2.11 0.65 0.09 50.35 Average: 0 50.93 0.00 2.42 1.03 0.08 45.54 Average: 1 48.43 0.00 2.27 0.37 0.08 48.85 Average: 2 42.67 0.00 1.72 0.23 0.09 55.27 Average: 3 45.16 0.00 2.01 0.97 0.08 51.77