---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18664 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: 2799.996 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 592 12590 0 2856 15119 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:b2:06:e8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:feb2:6e8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18664) 09/07/26 _x86_64_ (4 CPU) 23:26:40 LINUX RESTART (4 CPU) 23:27:01 tps rtps wtps bread/s bwrtn/s 23:28:02 230.72 24.08 206.65 861.85 51080.97 23:29:01 102.46 6.37 96.09 97.88 13755.09 23:30:01 40.57 3.72 36.85 106.23 5133.09 23:31:01 18.61 5.68 12.93 415.66 1642.26 Average: 98.08 9.98 88.10 371.56 17921.06 23:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:28:02 13801384 15585732 2623584 15.97 69532 1906376 775284 4.44 631660 1761220 340392 23:29:01 13469296 15296904 2955672 17.99 73524 1943056 1255444 7.18 940408 1778808 1580 23:30:01 12616304 14600732 3808664 23.19 79112 2088932 1718744 9.84 1646068 1913220 7592 23:31:01 11828804 13929280 4596164 27.98 81988 2198108 2397260 13.72 2377868 1958356 66908 Average: 12928947 14853162 3496021 21.28 76039 2034118 1536683 8.79 1399001 1852901 104118 23:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:28:02 ens3 135.65 98.60 1683.30 22.86 0.00 0.00 0.00 0.00 23:28:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 23:29:01 ens3 118.25 89.70 498.17 25.27 0.00 0.00 0.00 0.00 23:29:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:30:01 ens3 255.73 202.10 2179.19 27.97 0.00 0.00 0.00 0.00 23:30:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 23:31:01 ens3 403.65 325.70 597.79 294.16 0.00 0.00 0.00 0.00 23:31:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 228.78 179.39 1242.77 92.84 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18664) 09/07/26 _x86_64_ (4 CPU) 23:26:40 LINUX RESTART (4 CPU) 23:27:01 CPU %user %nice %system %iowait %steal %idle 23:28:02 all 19.66 0.00 1.67 3.15 0.02 75.50 23:28:02 0 11.04 0.00 1.42 4.79 0.00 82.75 23:28:02 1 38.83 0.00 2.64 0.87 0.05 57.61 23:28:02 2 13.30 0.00 1.05 2.19 0.00 83.46 23:28:02 3 15.41 0.00 1.58 4.80 0.02 78.20 23:29:01 all 12.80 0.00 1.13 0.39 0.01 85.66 23:29:01 0 13.72 0.00 1.67 0.71 0.02 83.89 23:29:01 1 12.46 0.00 0.53 0.02 0.02 86.98 23:29:01 2 12.58 0.00 1.34 0.22 0.00 85.85 23:29:01 3 12.44 0.00 1.02 0.60 0.02 85.92 23:30:01 all 26.26 0.00 0.86 0.07 0.01 72.80 23:30:01 0 21.46 0.00 1.00 0.02 0.00 77.53 23:30:01 1 24.12 0.00 0.47 0.03 0.02 75.37 23:30:01 2 44.90 0.00 1.29 0.02 0.02 53.78 23:30:01 3 14.59 0.00 0.65 0.20 0.00 84.55 23:31:01 all 37.93 0.00 6.34 0.08 0.02 55.64 23:31:01 0 34.90 0.00 1.82 0.08 0.02 63.18 23:31:01 1 33.51 0.00 10.77 0.08 0.00 55.64 23:31:01 2 47.49 0.00 9.76 0.05 0.02 42.68 23:31:01 3 35.80 0.00 3.00 0.12 0.02 61.06 Average: all 24.21 0.00 2.51 0.93 0.01 72.35 Average: 0 20.31 0.00 1.47 1.40 0.01 76.81 Average: 1 27.29 0.00 3.61 0.25 0.02 68.83 Average: 2 29.63 0.00 3.37 0.62 0.01 66.37 Average: 3 19.58 0.00 1.57 1.43 0.01 77.41