---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4468 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 9.7G 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 599 11681 0 3758 15110 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:2a:6a:12 brd ff:ff:ff:ff:ff:ff inet 10.30.107.16/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe2a:6a12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4468) 07/02/26 _x86_64_ (4 CPU) 05:56:30 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 158.46 38.69 119.76 1307.92 31137.08 05:59:01 507.23 0.38 506.85 8.27 40101.47 06:00:01 420.21 0.00 420.21 0.00 26284.86 06:01:01 1.47 0.00 1.47 0.00 20.13 06:02:01 17.00 2.13 14.86 116.25 940.64 Average: 220.87 8.24 212.63 286.47 19695.94 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 13489032 15317708 2935936 17.87 70952 1948960 1282544 7.34 909580 1792968 266484 05:59:01 11599568 15049176 4825400 29.38 150028 3347152 1674164 9.58 1269876 3149036 739376 06:00:01 11289564 14753180 5135404 31.27 150656 3358724 1914944 10.96 1583756 3139036 108 06:01:01 11329656 14792376 5095312 31.02 150716 3358728 1898552 10.87 1545132 3139040 16 06:02:01 11975928 15479772 4449040 27.09 151952 3397416 828504 4.74 894012 3151276 56580 Average: 11936750 15078442 4488218 27.33 134861 3082196 1519742 8.70 1240471 2874271 212513 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 05:58:01 ens3 165.52 116.85 1902.59 18.25 0.00 0.00 0.00 0.00 05:59:01 lo 3.47 3.47 0.32 0.32 0.00 0.00 0.00 0.00 05:59:01 ens3 859.93 633.10 11285.78 66.82 0.00 0.00 0.00 0.00 06:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 ens3 11.94 7.30 3.77 3.56 0.00 0.00 0.00 0.00 06:01:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:01:01 ens3 0.33 0.27 0.07 0.33 0.00 0.00 0.00 0.00 06:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:02:01 ens3 30.38 22.63 35.89 8.57 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 213.58 156.00 2645.07 19.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4468) 07/02/26 _x86_64_ (4 CPU) 05:56:30 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 20.04 0.00 1.62 2.10 0.06 76.18 05:58:01 0 11.67 0.00 0.97 1.57 0.05 85.74 05:58:01 1 13.47 0.00 1.47 5.27 0.08 79.71 05:58:01 2 36.23 0.00 2.56 0.82 0.05 60.34 05:58:01 3 18.80 0.00 1.52 0.72 0.05 78.91 05:59:01 all 24.93 0.00 5.45 1.51 0.09 68.02 05:59:01 0 18.69 0.00 4.41 3.76 0.10 73.04 05:59:01 1 23.53 0.00 8.17 1.28 0.10 66.92 05:59:01 2 20.23 0.00 4.37 0.27 0.10 75.03 05:59:01 3 37.23 0.00 4.85 0.75 0.08 57.09 06:00:01 all 31.06 0.00 1.30 1.12 0.08 66.45 06:00:01 0 11.24 0.00 0.84 2.72 0.05 85.15 06:00:01 1 24.54 0.00 0.97 0.08 0.08 74.32 06:00:01 2 67.14 0.00 2.36 0.00 0.10 30.40 06:00:01 3 21.40 0.00 1.04 1.66 0.07 75.84 06:01:01 all 25.61 0.00 0.81 0.01 0.09 73.48 06:01:01 0 15.44 0.00 0.57 0.02 0.08 83.90 06:01:01 1 11.93 0.00 0.54 0.02 0.12 87.40 06:01:01 2 32.14 0.00 0.92 0.02 0.07 66.86 06:01:01 3 42.93 0.00 1.22 0.00 0.07 55.78 06:02:01 all 37.57 0.00 1.48 0.13 0.08 60.73 06:02:01 0 34.62 0.00 1.62 0.03 0.10 63.63 06:02:01 1 38.20 0.00 1.22 0.03 0.07 60.48 06:02:01 2 42.12 0.00 1.52 0.05 0.10 56.21 06:02:01 3 35.31 0.00 1.58 0.39 0.08 62.64 Average: all 27.84 0.00 2.13 0.97 0.08 68.97 Average: 0 18.33 0.00 1.68 1.62 0.08 78.30 Average: 1 22.33 0.00 2.47 1.34 0.09 73.77 Average: 2 39.59 0.00 2.34 0.23 0.08 57.75 Average: 3 31.11 0.00 2.04 0.71 0.07 66.08