---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4923 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 9.0G 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 604 12566 0 2868 15106 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:2d:67:af brd ff:ff:ff:ff:ff:ff inet 10.30.107.119/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe2d:67af/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-4923) 08/08/26 _x86_64_ (4 CPU) 03:07:03 LINUX RESTART (4 CPU) 03:08:01 tps rtps wtps bread/s bwrtn/s 03:09:01 122.80 11.66 111.13 303.55 18747.94 03:10:01 57.09 3.88 53.21 107.32 9143.68 03:11:01 23.10 5.88 17.21 423.26 4219.03 Average: 67.66 7.14 60.52 278.04 10703.55 03:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 13465904 15288920 2959056 18.02 77464 1934396 1211112 6.93 947584 1771096 15704 03:10:01 12644852 14645344 3780108 23.01 85464 2096384 1644740 9.41 1606072 1918664 6612 03:11:01 11666916 13783100 4758044 28.97 88356 2205212 2460224 14.08 2535648 1956256 63408 Average: 12592557 14572455 3832403 23.33 83761 2078664 1772025 10.14 1696435 1882005 28575 03:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 171.27 152.59 1098.75 39.01 0.00 0.00 0.00 0.00 03:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:10:01 ens3 331.48 246.58 2400.09 40.68 0.00 0.00 0.00 0.00 03:11:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:11:01 ens3 1993.95 1215.05 905.17 500.17 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 832.23 538.07 1468.00 193.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4923) 08/08/26 _x86_64_ (4 CPU) 03:07:03 LINUX RESTART (4 CPU) 03:08:01 CPU %user %nice %system %iowait %steal %idle 03:09:01 all 13.55 0.00 1.41 1.28 0.08 83.69 03:09:01 0 7.89 0.00 0.79 0.67 0.10 90.55 03:09:01 1 6.42 0.00 1.37 2.27 0.08 89.85 03:09:01 2 33.04 0.00 3.08 2.08 0.12 61.68 03:09:01 3 6.86 0.00 0.40 0.07 0.05 92.62 03:10:01 all 35.43 0.00 1.23 0.14 0.09 63.10 03:10:01 0 66.01 0.00 0.98 0.10 0.10 32.80 03:10:01 1 22.54 0.00 1.88 0.15 0.08 75.35 03:10:01 2 31.18 0.00 0.89 0.32 0.08 67.53 03:10:01 3 21.92 0.00 1.19 0.02 0.08 76.79 03:11:01 all 43.15 0.00 6.19 0.12 0.10 50.44 03:11:01 0 41.08 0.00 6.72 0.32 0.10 51.79 03:11:01 1 45.83 0.00 1.74 0.05 0.10 52.28 03:11:01 2 38.43 0.00 5.98 0.10 0.10 55.39 03:11:01 3 47.27 0.00 10.35 0.02 0.08 42.28 Average: all 30.72 0.00 2.95 0.51 0.09 65.73 Average: 0 38.35 0.00 2.83 0.36 0.10 58.36 Average: 1 24.94 0.00 1.66 0.83 0.09 72.49 Average: 2 34.23 0.00 3.33 0.83 0.10 61.52 Average: 3 25.34 0.00 3.98 0.03 0.07 70.58