---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2355 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 9.0G 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 558 12619 0 2861 15152 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:6d:cf:9c brd ff:ff:ff:ff:ff:ff inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe6d:cf9c/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-2355) 10/17/26 _x86_64_ (4 CPU) 03:04:34 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 150.03 14.88 135.15 350.95 52861.58 03:07:01 106.78 4.35 102.43 121.05 14504.25 03:08:01 21.85 5.25 16.60 403.93 1941.14 03:09:01 34.91 2.73 32.18 136.78 18642.76 Average: 78.40 6.80 71.59 253.18 21988.72 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13814592 15607736 2610376 15.89 71324 1912428 710888 4.07 614472 1761636 232152 03:07:01 12848936 14838232 3576032 21.77 85560 2084600 1432728 8.20 1409364 1909744 14932 03:08:01 12630248 14684480 3794720 23.10 87948 2144720 1488796 8.52 1595116 1936468 13880 03:09:01 12963736 15557012 3461232 21.07 90948 2673024 764856 4.38 941444 2245468 25120 Average: 13064378 15171865 3360590 20.46 83945 2203693 1099317 6.29 1140099 1963329 71521 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 138.74 98.12 1653.56 31.86 0.00 0.00 0.00 0.00 03:06:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 319.11 270.32 2547.64 65.69 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 1469.49 904.62 801.16 425.20 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 259.01 189.40 327.71 1776.76 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 546.57 365.60 1332.53 574.86 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2355) 10/17/26 _x86_64_ (4 CPU) 03:04:34 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 18.76 0.00 1.55 3.06 0.01 76.61 03:06:01 0 24.50 0.00 1.99 6.71 0.02 66.78 03:06:01 1 8.31 0.00 0.82 0.20 0.00 90.68 03:06:01 2 37.93 0.00 2.59 1.30 0.02 58.16 03:06:01 3 4.47 0.00 0.83 3.99 0.00 90.72 03:07:01 all 28.39 0.00 1.63 0.35 0.02 69.62 03:07:01 0 28.16 0.00 1.49 0.28 0.02 70.05 03:07:01 1 27.67 0.00 1.76 0.23 0.02 70.33 03:07:01 2 32.97 0.00 2.31 0.72 0.03 63.97 03:07:01 3 24.73 0.00 0.97 0.17 0.02 74.11 03:08:01 all 33.80 0.00 5.58 0.08 0.02 60.51 03:08:01 0 32.24 0.00 5.72 0.02 0.00 62.02 03:08:01 1 37.53 0.00 7.89 0.13 0.02 54.43 03:08:01 2 33.06 0.00 2.48 0.12 0.02 64.33 03:08:01 3 32.40 0.00 6.22 0.07 0.02 61.29 03:09:01 all 36.08 0.00 2.48 0.45 0.02 60.97 03:09:01 0 36.58 0.00 2.21 0.13 0.03 61.04 03:09:01 1 44.31 0.00 2.85 0.03 0.02 52.79 03:09:01 2 22.62 0.00 1.96 1.51 0.02 73.89 03:09:01 3 40.75 0.00 2.91 0.12 0.03 56.19 Average: all 29.25 0.00 2.81 0.99 0.02 66.94 Average: 0 30.37 0.00 2.85 1.79 0.02 64.97 Average: 1 29.46 0.00 3.33 0.15 0.01 67.05 Average: 2 31.65 0.00 2.34 0.91 0.02 65.08 Average: 3 25.53 0.00 2.72 1.09 0.02 70.64