---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-609 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 9.8G 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 1168 11099 0 3772 14541 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:8a:a5:ef brd ff:ff:ff:ff:ff:ff inet 10.30.107.33/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe8a:a5ef/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-609) 10/10/26 _x86_64_ (4 CPU) 22:07:29 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 158.16 29.23 128.93 1717.40 50796.00 22:10:01 130.44 11.31 119.13 810.53 23224.53 22:11:01 15.48 2.48 13.00 71.47 5050.27 22:12:01 29.05 4.73 24.31 125.18 15380.37 Average: 82.97 11.87 71.11 676.84 23499.83 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12464612 15389264 3960356 24.11 70652 3030360 928204 5.31 845108 2854492 235948 22:10:01 11379408 14614604 5045560 30.72 80728 3315656 1878612 10.75 1698880 3062068 13140 22:11:01 11452696 14701012 4972272 30.27 81244 3328384 1526744 8.74 1636192 3050164 4204 22:12:01 11385280 14897980 5039688 30.68 82628 3583576 1327880 7.60 1648484 3100180 9900 Average: 11670499 14900715 4754469 28.95 78813 3314494 1415360 8.10 1457166 3016726 65798 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 22:09:01 ens3 828.27 343.09 20185.93 37.07 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 427.81 338.04 3339.18 74.98 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 211.80 124.83 138.18 65.61 0.00 0.00 0.00 0.00 22:12:01 lo 0.58 0.58 0.91 0.91 0.00 0.00 0.00 0.00 22:12:01 ens3 412.23 253.69 657.49 217.91 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 468.54 264.60 6021.32 99.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-609) 10/10/26 _x86_64_ (4 CPU) 22:07:29 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 22.14 0.00 2.03 2.49 0.01 73.33 22:09:01 0 22.86 0.00 3.40 1.73 0.02 71.99 22:09:01 1 17.72 0.00 1.68 1.48 0.00 79.13 22:09:01 2 27.67 0.00 1.67 5.89 0.03 64.74 22:09:01 3 20.32 0.00 1.38 0.85 0.00 77.45 22:10:01 all 58.41 0.00 2.41 0.51 0.03 38.65 22:10:01 0 56.25 0.00 1.89 0.35 0.03 41.48 22:10:01 1 57.28 0.00 3.04 0.76 0.03 38.89 22:10:01 2 69.50 0.00 2.07 0.50 0.02 27.92 22:10:01 3 50.58 0.00 2.64 0.42 0.03 46.32 22:11:01 all 72.94 0.00 2.36 0.07 0.02 24.61 22:11:01 0 78.64 0.00 1.99 0.03 0.03 19.30 22:11:01 1 61.20 0.00 1.95 0.08 0.02 36.75 22:11:01 2 79.56 0.00 2.81 0.10 0.03 17.50 22:11:01 3 72.40 0.00 2.65 0.08 0.02 24.85 22:12:01 all 42.91 0.00 1.48 0.21 0.02 55.38 22:12:01 0 34.60 0.00 1.54 0.15 0.02 63.69 22:12:01 1 42.39 0.00 1.80 0.45 0.03 55.33 22:12:01 2 42.90 0.00 1.27 0.20 0.00 55.63 22:12:01 3 51.76 0.00 1.32 0.02 0.02 46.88 Average: all 49.20 0.00 2.07 0.81 0.02 47.90 Average: 0 48.18 0.00 2.20 0.56 0.03 49.03 Average: 1 44.74 0.00 2.12 0.69 0.02 52.43 Average: 2 55.03 0.00 1.96 1.65 0.02 41.34 Average: 3 48.87 0.00 2.00 0.34 0.02 48.77