---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7236 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 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 617 11826 0 3596 15092 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:37:6e:10 brd ff:ff:ff:ff:ff:ff inet 10.30.107.70/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe37:6e10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7236) 10/05/26 _x86_64_ (4 CPU) 11:34:54 LINUX RESTART (4 CPU) 11:35:01 tps rtps wtps bread/s bwrtn/s 11:36:01 366.91 54.27 312.63 3619.66 17975.40 11:37:01 166.16 41.03 125.13 2450.12 23037.63 11:38:01 59.47 3.97 55.51 150.91 10573.44 11:39:01 167.01 5.75 161.26 169.31 23670.72 Average: 189.89 26.25 163.63 1597.50 18814.30 11:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:36:01 13830108 15479876 2594860 15.80 63236 1786920 875272 5.01 735908 1646196 177736 11:37:01 12573064 14647800 3851904 23.45 76916 2182212 1624268 9.30 1633032 1970960 9728 11:38:01 9398976 12035396 7025992 42.78 87992 2673992 4223296 24.17 4374408 2323736 357208 11:39:01 7359604 10280888 9065364 55.19 92452 2940596 5896368 33.74 6272440 2445956 74052 Average: 10790438 13110990 5634530 34.30 80149 2395930 3154801 18.05 3253947 2096712 154681 11:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:36:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 11:36:01 ens3 376.84 267.67 1906.34 76.57 0.00 0.00 0.00 0.00 11:37:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 11:37:01 ens3 357.41 263.97 2877.40 66.61 0.00 0.00 0.00 0.00 11:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 ens3 38.39 26.83 139.13 9.61 0.00 0.00 0.00 0.00 11:39:01 lo 1.37 1.37 13.52 13.52 0.00 0.00 0.00 0.00 11:39:01 ens3 222.68 167.22 1050.10 65.69 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 248.83 181.42 1493.24 54.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7236) 10/05/26 _x86_64_ (4 CPU) 11:34:54 LINUX RESTART (4 CPU) 11:35:01 CPU %user %nice %system %iowait %steal %idle 11:36:01 all 21.52 0.00 1.92 3.77 0.02 72.77 11:36:01 0 30.06 0.00 2.44 7.85 0.02 59.63 11:36:01 1 9.88 0.00 1.22 0.42 0.00 88.48 11:36:01 2 29.47 0.00 2.33 4.18 0.03 63.98 11:36:01 3 16.71 0.00 1.67 2.61 0.02 79.00 11:37:01 all 36.76 0.00 1.77 6.19 0.02 55.27 11:37:01 0 45.03 0.00 2.31 13.57 0.02 39.07 11:37:01 1 33.54 0.00 1.55 0.33 0.02 64.56 11:37:01 2 35.95 0.00 1.14 8.27 0.00 54.64 11:37:01 3 32.51 0.00 2.08 2.62 0.02 62.78 11:38:01 all 59.26 0.00 1.43 0.20 0.03 39.09 11:38:01 0 49.55 0.00 0.99 0.32 0.02 49.13 11:38:01 1 68.84 0.00 2.03 0.08 0.05 28.99 11:38:01 2 61.60 0.00 1.55 0.03 0.03 36.78 11:38:01 3 56.99 0.00 1.15 0.37 0.00 41.49 11:39:01 all 61.50 0.00 2.26 0.57 0.03 35.64 11:39:01 0 61.87 0.00 1.72 0.28 0.03 36.09 11:39:01 1 63.69 0.00 2.48 0.03 0.03 33.76 11:39:01 2 51.01 0.00 2.57 1.20 0.02 45.19 11:39:01 3 69.38 0.00 2.27 0.75 0.07 27.54 Average: all 44.77 0.00 1.84 2.68 0.02 50.69 Average: 0 46.63 0.00 1.86 5.50 0.02 45.99 Average: 1 44.02 0.00 1.82 0.22 0.03 53.92 Average: 2 44.51 0.00 1.90 3.42 0.02 50.15 Average: 3 43.91 0.00 1.79 1.58 0.03 52.69