---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7068 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 9.0G 69G 12% / 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 610 12560 0 2868 15100 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:48:ff:21 brd ff:ff:ff:ff:ff:ff inet 10.30.106.130/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe48:ff21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7068) 10/05/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 128.59 11.25 117.34 310.83 37792.20 03:07:01 112.71 4.35 108.37 121.71 38321.61 03:08:01 21.68 5.43 16.25 409.00 2268.82 03:09:01 34.51 2.55 31.96 131.31 19134.81 Average: 74.38 5.89 68.48 243.22 24379.92 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13755624 15557812 2669344 16.25 72380 1920388 763704 4.37 666160 1769836 200284 03:07:01 12911556 14908936 3513412 21.39 85496 2093088 1399784 8.01 1340012 1918260 15372 03:08:01 12168156 14283144 4256812 25.92 88368 2204016 2051204 11.74 2021996 1970160 66696 03:09:01 12845036 15447184 3579932 21.80 91024 2682160 876328 5.02 1052152 2253756 10408 Average: 12920093 15049269 3504875 21.34 84317 2224913 1272755 7.28 1270080 1978003 73190 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 148.80 113.50 1665.43 22.84 0.00 0.00 0.00 0.00 03:06:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 297.43 244.64 2512.23 52.34 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1875.14 1096.77 894.82 500.22 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 245.31 160.94 334.09 1775.05 0.00 0.00 0.00 0.00 03:09:01 lo 2.88 2.88 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 641.65 403.95 1351.66 587.59 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7068) 10/05/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.82 0.00 1.18 2.04 0.01 81.94 03:06:01 0 8.00 0.00 1.22 3.58 0.00 87.20 03:06:01 1 1.26 0.00 0.27 2.97 0.02 95.49 03:06:01 2 41.60 0.00 2.36 0.95 0.02 55.07 03:06:01 3 8.35 0.00 0.92 0.67 0.02 90.04 03:07:01 all 32.01 0.00 1.65 0.61 0.02 65.71 03:07:01 0 34.11 0.00 1.22 0.80 0.02 63.86 03:07:01 1 25.83 0.00 1.39 0.59 0.00 72.19 03:07:01 2 42.32 0.00 1.61 0.03 0.02 56.02 03:07:01 3 25.74 0.00 2.38 1.02 0.02 70.84 03:08:01 all 36.67 0.00 6.10 0.08 0.02 57.13 03:08:01 0 32.87 0.00 4.36 0.18 0.00 62.59 03:08:01 1 31.42 0.00 5.46 0.03 0.03 63.06 03:08:01 2 46.96 0.00 6.10 0.08 0.03 46.83 03:08:01 3 35.42 0.00 8.47 0.03 0.02 56.06 03:09:01 all 32.36 0.00 2.09 0.33 0.01 65.20 03:09:01 0 36.93 0.00 2.26 0.08 0.02 60.71 03:09:01 1 52.88 0.00 2.42 0.94 0.02 43.74 03:09:01 2 23.19 0.00 2.25 0.02 0.00 74.54 03:09:01 3 16.45 0.00 1.45 0.25 0.00 81.84 Average: all 28.97 0.00 2.76 0.77 0.01 67.50 Average: 0 27.98 0.00 2.26 1.16 0.01 68.59 Average: 1 27.87 0.00 2.39 1.13 0.02 68.59 Average: 2 38.52 0.00 3.08 0.27 0.02 58.12 Average: 3 21.48 0.00 3.31 0.49 0.01 74.71