---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-93 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 12618 0 2862 15153 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:c2:fd:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fec2:fdb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-93) 09/09/26 _x86_64_ (4 CPU) 03:04:33 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 111.23 3.88 107.35 62.66 37110.08 03:07:01 126.13 15.41 110.71 409.13 37345.38 03:08:01 34.41 2.62 31.79 326.82 5088.44 03:09:01 29.83 3.77 26.06 115.58 2549.44 Average: 75.40 6.42 68.98 228.55 20522.69 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13794612 15519680 2630356 16.01 69380 1848344 808276 4.63 695860 1705736 249712 03:07:01 13361160 15227496 3063808 18.65 80956 1971432 1195700 6.84 1020608 1800340 12480 03:08:01 12577504 14591472 3847464 23.42 86328 2108360 1778524 10.18 1677184 1916368 6704 03:09:01 12920896 15505464 3504072 21.33 89696 2666948 799624 4.58 979696 2254640 509816 Average: 13163543 15211028 3261425 19.86 81590 2148771 1145531 6.56 1093337 1919271 194678 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 174.54 120.95 1317.26 12.68 0.00 0.00 0.00 0.00 03:06:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:07:01 ens3 270.32 234.39 1272.85 55.53 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 1597.68 1211.83 2274.18 500.12 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 314.13 253.72 789.58 113.33 0.00 0.00 0.00 0.00 03:09:01 lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 589.21 455.26 1413.50 170.43 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-93) 09/09/26 _x86_64_ (4 CPU) 03:04:33 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.39 0.00 1.18 3.95 0.01 78.47 03:06:01 0 43.80 0.00 2.79 1.72 0.02 51.68 03:06:01 1 11.19 0.00 0.79 6.24 0.00 81.79 03:06:01 2 3.04 0.00 0.52 7.36 0.02 89.07 03:06:01 3 7.49 0.00 0.65 0.47 0.00 91.39 03:07:01 all 16.44 0.00 1.54 1.02 0.02 80.98 03:07:01 0 15.77 0.00 1.27 0.10 0.02 82.84 03:07:01 1 15.99 0.00 1.66 2.91 0.02 79.42 03:07:01 2 15.02 0.00 1.56 0.23 0.00 83.19 03:07:01 3 18.97 0.00 1.64 0.84 0.02 78.53 03:08:01 all 34.65 0.00 5.73 0.06 0.02 59.55 03:08:01 0 25.61 0.00 9.40 0.00 0.03 64.96 03:08:01 1 47.94 0.00 2.77 0.15 0.03 49.10 03:08:01 2 43.29 0.00 4.78 0.02 0.03 51.88 03:08:01 3 21.94 0.00 5.94 0.08 0.02 72.02 03:09:01 all 39.57 0.00 1.97 0.07 0.02 58.37 03:09:01 0 43.93 0.00 1.64 0.00 0.02 54.42 03:09:01 1 38.02 0.00 1.38 0.10 0.02 60.48 03:09:01 2 32.27 0.00 2.04 0.13 0.02 65.54 03:09:01 3 44.06 0.00 2.81 0.03 0.03 53.06 Average: all 26.77 0.00 2.60 1.27 0.02 69.33 Average: 0 32.28 0.00 3.77 0.46 0.02 63.47 Average: 1 28.27 0.00 1.65 2.35 0.02 67.71 Average: 2 23.41 0.00 2.22 1.94 0.02 72.41 Average: 3 23.12 0.00 2.77 0.36 0.02 73.74