---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7237 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: 2800.012 BogoMIPS: 5600.02 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 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 615 11826 0 3598 15094 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:16:f9:f1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.50/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe16:f9f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7237) 10/05/26 _x86_64_ (4 CPU) 11:36:53 LINUX RESTART (4 CPU) 11:37:01 tps rtps wtps bread/s bwrtn/s 11:38:01 338.73 54.02 284.70 3617.00 61604.27 11:39:01 177.39 41.86 135.53 2474.92 28371.14 11:40:01 57.30 3.20 54.10 128.49 7602.93 11:41:01 163.26 5.80 157.46 175.17 19370.50 Average: 184.16 26.22 157.94 1598.83 29236.31 11:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:38:01 13869576 15511004 2555384 15.56 62348 1779348 874160 5.00 701292 1638912 177316 11:39:01 12199984 14288864 4224976 25.72 77584 2194724 2285348 13.08 2019088 1954224 11364 11:40:01 10438992 13231604 5985968 36.44 89480 2822036 2954588 16.91 3241676 2408232 443592 11:41:01 8311916 11234584 8113044 49.39 92492 2941104 4855424 27.79 5319992 2444860 2140 Average: 11205117 13566514 5219843 31.78 80476 2434303 2742380 15.69 2820512 2111557 158603 11:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:38:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 11:38:01 ens3 392.93 301.03 1824.58 78.93 0.00 0.00 0.00 0.00 11:39:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 11:39:01 ens3 374.04 288.42 3082.95 64.32 0.00 0.00 0.00 0.00 11:40:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 98.77 75.52 534.89 28.06 0.00 0.00 0.00 0.00 11:41:01 lo 1.20 1.20 13.51 13.51 0.00 0.00 0.00 0.00 11:41:01 ens3 136.48 116.06 517.01 43.53 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 250.55 195.26 1489.82 53.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7237) 10/05/26 _x86_64_ (4 CPU) 11:36:53 LINUX RESTART (4 CPU) 11:37:01 CPU %user %nice %system %iowait %steal %idle 11:38:01 all 21.11 0.00 2.05 4.23 0.01 72.60 11:38:01 0 26.00 0.00 2.09 1.57 0.02 70.32 11:38:01 1 33.71 0.00 2.95 1.83 0.00 61.51 11:38:01 2 14.54 0.00 1.81 7.29 0.00 76.37 11:38:01 3 10.23 0.00 1.38 6.23 0.02 82.14 11:39:01 all 50.98 0.00 2.27 1.13 0.03 45.60 11:39:01 0 38.85 0.00 3.01 0.25 0.02 57.87 11:39:01 1 64.32 0.00 2.48 1.15 0.03 32.01 11:39:01 2 52.96 0.00 1.39 0.80 0.03 44.82 11:39:01 3 47.76 0.00 2.12 2.33 0.02 47.78 11:40:01 all 59.57 0.00 2.07 0.19 0.05 38.12 11:40:01 0 58.67 0.00 2.47 0.00 0.05 38.81 11:40:01 1 57.58 0.00 1.72 0.15 0.03 40.52 11:40:01 2 69.37 0.00 2.84 0.03 0.07 27.70 11:40:01 3 52.63 0.00 1.32 0.57 0.05 45.43 11:41:01 all 66.34 0.00 1.73 0.43 0.03 31.47 11:41:01 0 49.70 0.00 1.56 0.02 0.02 48.70 11:41:01 1 68.26 0.00 2.24 0.80 0.03 28.66 11:41:01 2 72.42 0.00 1.52 0.08 0.05 25.92 11:41:01 3 75.04 0.00 1.57 0.82 0.03 22.53 Average: all 49.49 0.00 2.03 1.49 0.03 46.95 Average: 0 43.32 0.00 2.28 0.46 0.03 53.91 Average: 1 55.96 0.00 2.35 0.98 0.03 40.69 Average: 2 52.34 0.00 1.89 2.05 0.04 43.68 Average: 3 46.35 0.00 1.60 2.49 0.03 49.53