---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-874 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 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 1199 11069 0 3770 14510 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:71:45:35 brd ff:ff:ff:ff:ff:ff inet 10.30.106.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe71:4535/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-874) 09/12/26 _x86_64_ (4 CPU) 22:07:22 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 189.68 29.02 160.66 1700.30 62251.98 22:10:01 98.43 12.48 85.95 850.26 21919.15 22:11:01 25.95 5.62 20.33 137.31 11958.01 Average: 104.22 15.63 88.58 891.51 31876.01 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12316208 15359148 4108760 25.02 75392 3139180 970640 5.55 877980 2957652 205260 22:10:01 11201404 14441416 5223564 31.80 80468 3320408 1750480 10.02 1877168 3057404 4592 22:11:01 11741672 15286412 4683296 28.51 81880 3614684 929704 5.32 1247848 3141784 223712 Average: 11753095 15028992 4671873 28.44 79247 3358091 1216941 6.96 1334332 3052280 144521 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 ens3 879.62 455.42 21814.01 48.82 0.00 0.00 0.00 0.00 22:09:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 22:10:01 ens3 244.93 186.29 1710.44 45.45 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:11:01 ens3 455.74 280.89 729.62 107.07 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 Average: ens3 524.81 306.71 8008.78 67.22 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-874) 09/12/26 _x86_64_ (4 CPU) 22:07:22 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 24.73 0.00 2.48 2.11 0.01 70.67 22:09:01 0 22.58 0.00 2.54 5.00 0.03 69.85 22:09:01 1 39.06 0.00 3.13 0.68 0.02 57.11 22:09:01 2 21.43 0.00 2.97 2.66 0.00 72.93 22:09:01 3 15.83 0.00 1.30 0.07 0.00 82.80 22:10:01 all 66.65 0.00 2.29 0.51 0.03 30.52 22:10:01 0 70.00 0.00 2.38 0.64 0.03 26.95 22:10:01 1 62.15 0.00 2.09 0.33 0.02 35.41 22:10:01 2 69.18 0.00 2.29 0.47 0.03 28.03 22:10:01 3 65.29 0.00 2.36 0.64 0.02 31.70 22:11:01 all 66.09 0.00 2.28 0.14 0.02 31.47 22:11:01 0 63.34 0.00 2.88 0.07 0.02 33.70 22:11:01 1 64.35 0.00 2.29 0.07 0.02 33.28 22:11:01 2 63.66 0.00 2.12 0.35 0.02 33.85 22:11:01 3 73.01 0.00 1.85 0.05 0.02 25.07 Average: all 52.65 0.00 2.35 0.91 0.02 44.06 Average: 0 52.16 0.00 2.60 1.88 0.03 43.33 Average: 1 55.28 0.00 2.50 0.36 0.02 41.85 Average: 2 51.57 0.00 2.46 1.15 0.02 44.80 Average: 3 51.62 0.00 1.84 0.25 0.01 46.28