---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2940 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 676K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / 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 580 13376 0 2082 15145 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:87:ef:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.13/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86261sec preferred_lft 86261sec inet6 fe80::f816:3eff:fe87:efa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2940) 04/02/26 _x86_64_ (4 CPU) 05:59:49 LINUX RESTART (4 CPU) 06:00:01 tps rtps wtps bread/s bwrtn/s 06:01:01 343.61 28.06 315.55 1011.30 68480.85 06:02:01 123.41 4.90 118.51 190.90 14950.17 Average: 233.51 16.48 217.03 601.10 41715.51 06:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:01:01 13909244 15596852 2515724 15.32 67128 1816528 783788 4.49 622352 1672120 285752 06:02:01 13631828 15447336 2793140 17.01 79440 1923856 894956 5.12 817008 1737544 32108 Average: 13770536 15522094 2654432 16.16 73284 1870192 839372 4.80 719680 1704832 158930 06:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:01:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 06:01:01 ens3 436.24 279.04 2189.15 77.48 0.00 0.00 0.00 0.00 06:02:01 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 06:02:01 ens3 38.86 31.38 48.04 12.34 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 237.55 155.21 1118.60 44.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2940) 04/02/26 _x86_64_ (4 CPU) 05:59:49 LINUX RESTART (4 CPU) 06:00:01 CPU %user %nice %system %iowait %steal %idle 06:01:01 all 22.64 0.00 2.14 4.41 0.06 70.74 06:01:01 0 16.94 0.00 2.26 9.69 0.05 71.05 06:01:01 1 25.26 0.00 1.87 3.40 0.05 69.42 06:01:01 2 26.43 0.00 2.96 3.66 0.08 66.87 06:01:01 3 21.92 0.00 1.47 0.88 0.05 75.68 06:02:01 all 22.61 0.00 1.94 1.12 0.05 74.28 06:02:01 0 17.75 0.00 1.49 1.77 0.05 78.94 06:02:01 1 35.71 0.00 2.81 2.16 0.07 59.26 06:02:01 2 25.58 0.00 2.09 0.42 0.05 71.86 06:02:01 3 11.38 0.00 1.39 0.13 0.03 87.06 Average: all 22.63 0.00 2.04 2.77 0.06 72.51 Average: 0 17.35 0.00 1.87 5.73 0.05 75.00 Average: 1 30.48 0.00 2.34 2.78 0.06 64.35 Average: 2 26.01 0.00 2.53 2.04 0.07 69.36 Average: 3 16.66 0.00 1.43 0.51 0.04 81.36