---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-371 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 614 12560 0 2864 15096 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:d9:80:86 brd ff:ff:ff:ff:ff:ff inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fed9:8086/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-371) 09/10/26 _x86_64_ (4 CPU) 03:04:29 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 114.96 0.55 114.41 46.93 38818.06 03:07:01 97.33 15.26 82.07 395.93 10844.19 03:08:01 26.93 3.18 23.75 344.88 4917.05 03:09:01 31.86 4.40 27.46 171.30 4304.48 Average: 67.77 5.85 61.92 239.76 14720.95 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13884488 15611112 2540480 15.47 69524 1849308 770368 4.41 600668 1707468 170704 03:07:01 13250668 15126820 3174300 19.33 82852 1977860 1263744 7.23 1118260 1807152 15652 03:08:01 12288324 14304864 4136644 25.19 86600 2110244 2043336 11.69 1962196 1915900 6280 03:09:01 12928740 15523548 3496228 21.29 90396 2675576 783496 4.48 960008 2263052 472332 Average: 13088055 15141586 3336913 20.32 82343 2153247 1215236 6.95 1160283 1923393 166242 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 92.38 63.24 1145.92 8.71 0.00 0.00 0.00 0.00 03:06:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 319.23 256.36 1364.83 70.49 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:08:01 ens3 4636.64 2648.78 3020.10 1106.87 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 483.57 337.16 808.02 1843.73 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 1382.96 826.38 1584.72 757.45 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-371) 09/10/26 _x86_64_ (4 CPU) 03:04:29 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.51 0.00 1.23 2.24 0.02 81.00 03:06:01 0 7.56 0.00 0.77 3.29 0.02 88.36 03:06:01 1 21.26 0.00 1.74 4.63 0.03 72.33 03:06:01 2 8.56 0.00 0.75 0.12 0.00 90.57 03:06:01 3 24.64 0.00 1.67 0.92 0.02 72.76 03:07:01 all 20.30 0.00 1.89 0.40 0.02 77.39 03:07:01 0 18.50 0.00 1.74 0.22 0.02 79.53 03:07:01 1 21.79 0.00 1.79 0.80 0.02 75.59 03:07:01 2 20.10 0.00 1.59 0.43 0.02 77.86 03:07:01 3 20.82 0.00 2.44 0.15 0.03 76.56 03:08:01 all 36.66 0.00 6.79 0.06 0.05 56.44 03:08:01 0 24.29 0.00 3.24 0.02 0.03 72.43 03:08:01 1 55.48 0.00 8.78 0.15 0.07 35.53 03:08:01 2 39.35 0.00 6.48 0.03 0.03 54.10 03:08:01 3 27.48 0.00 8.66 0.03 0.03 63.79 03:09:01 all 39.00 0.00 2.17 0.12 0.04 58.68 03:09:01 0 40.08 0.00 2.49 0.02 0.03 57.38 03:09:01 1 39.64 0.00 2.75 0.33 0.07 57.21 03:09:01 2 39.16 0.00 1.54 0.08 0.03 59.19 03:09:01 3 37.11 0.00 1.90 0.05 0.03 60.90 Average: all 27.86 0.00 3.02 0.70 0.03 68.38 Average: 0 22.61 0.00 2.06 0.88 0.03 74.42 Average: 1 34.55 0.00 3.76 1.48 0.05 60.16 Average: 2 26.78 0.00 2.58 0.17 0.02 70.45 Average: 3 27.51 0.00 3.66 0.29 0.03 68.51