---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4974 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 9.4G 68G 13% / 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 632 12066 0 3341 15077 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:f9:31:3f brd ff:ff:ff:ff:ff:ff inet 10.30.106.216/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fef9:313f/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-4974) 08/08/26 _x86_64_ (4 CPU) 07:19:20 LINUX RESTART (4 CPU) 07:20:02 tps rtps wtps bread/s bwrtn/s 07:21:01 171.41 31.45 139.96 1783.02 49103.95 07:22:01 96.90 12.60 84.30 786.40 12270.89 Average: 133.84 21.95 111.90 1280.52 30532.68 07:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 12413920 15298056 4011048 24.42 73536 2985692 989448 5.66 941600 2804052 206020 07:22:01 12436040 15505996 3988928 24.29 80904 3154828 713172 4.08 789560 2920632 13824 Average: 12424980 15402026 3999988 24.35 77220 3070260 851310 4.87 865580 2862342 109922 07:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 07:21:01 ens3 878.05 521.89 19207.17 52.97 0.00 0.00 0.00 0.00 07:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:22:01 ens3 917.75 577.14 2212.57 194.18 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 898.07 549.75 10638.47 124.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4974) 08/08/26 _x86_64_ (4 CPU) 07:19:20 LINUX RESTART (4 CPU) 07:20:02 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 24.35 0.00 2.15 2.58 0.06 70.85 07:21:01 0 46.01 0.00 2.77 1.28 0.09 49.85 07:21:01 1 16.81 0.00 3.34 1.26 0.03 78.56 07:21:01 2 15.90 0.00 0.97 0.36 0.03 82.75 07:21:01 3 18.82 0.00 1.55 7.44 0.09 72.10 07:22:01 all 55.98 0.00 2.76 0.41 0.08 40.78 07:22:01 0 51.42 0.00 2.90 0.30 0.08 45.29 07:22:01 1 56.38 0.00 2.78 0.64 0.07 40.14 07:22:01 2 59.19 0.00 2.59 0.15 0.08 37.99 07:22:01 3 56.91 0.00 2.75 0.54 0.10 39.71 Average: all 40.29 0.00 2.46 1.49 0.07 55.69 Average: 0 48.74 0.00 2.84 0.79 0.08 47.55 Average: 1 36.74 0.00 3.06 0.94 0.05 59.21 Average: 2 37.69 0.00 1.79 0.25 0.06 60.21 Average: 3 38.02 0.00 2.15 3.96 0.09 55.77