---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17 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 8.5G 69G 11% / 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 618 13067 0 2354 15103 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:af:29:5a brd ff:ff:ff:ff:ff:ff inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:feaf:295a/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-17) 11/02/26 _x86_64_ (4 CPU) 09:20:51 LINUX RESTART (4 CPU) 09:21:01 tps rtps wtps bread/s bwrtn/s 09:22:02 123.05 54.64 68.41 3618.33 56059.32 09:23:01 141.64 17.35 124.29 777.64 16391.80 09:24:01 94.52 2.28 92.23 146.91 9779.44 09:25:01 12.25 2.92 9.33 133.18 2076.45 Average: 92.66 19.30 73.36 1170.62 21095.96 09:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:22:02 14184508 15544644 2240460 13.64 43980 1519868 1000000 5.72 662072 1390232 44724 09:23:01 13069104 15008156 3355864 20.43 74484 2050692 1397196 8.00 1235684 1877328 192096 09:24:01 12328428 14351996 4096540 24.94 81280 2125612 1941280 11.11 1918952 1927552 1464 09:25:01 13407220 15491176 3017748 18.37 82696 2184176 784340 4.49 842460 1929276 29668 Average: 13247315 15098993 3177653 19.35 70610 1970087 1280704 7.33 1164792 1781097 66988 09:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:22:02 ens3 263.74 197.58 1158.12 83.40 0.00 0.00 0.00 0.00 09:22:02 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 09:23:01 ens3 265.20 210.30 3500.18 65.09 0.00 0.00 0.00 0.00 09:23:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 09:24:01 ens3 1469.49 1047.26 1536.33 481.89 0.00 0.00 0.00 0.00 09:24:01 lo 45.24 45.24 6.15 6.15 0.00 0.00 0.00 0.00 09:25:01 ens3 422.53 311.18 775.46 158.38 0.00 0.00 0.00 0.00 09:25:01 lo 2.03 2.03 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 606.63 442.53 1735.32 197.73 0.00 0.00 0.00 0.00 Average: lo 12.35 12.35 1.63 1.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17) 11/02/26 _x86_64_ (4 CPU) 09:20:51 LINUX RESTART (4 CPU) 09:21:01 CPU %user %nice %system %iowait %steal %idle 09:22:02 all 14.37 0.00 1.41 16.07 0.02 68.14 09:22:02 0 19.48 0.00 1.69 24.95 0.00 53.88 09:22:02 1 11.97 0.00 1.34 3.14 0.02 83.53 09:22:02 2 16.17 0.00 1.34 9.15 0.02 73.33 09:22:02 3 9.83 0.00 1.29 27.02 0.03 61.83 09:23:01 all 27.80 0.00 1.90 1.99 0.01 68.30 09:23:01 0 13.78 0.00 1.39 1.68 0.02 83.13 09:23:01 1 51.35 0.00 3.13 1.28 0.02 44.22 09:23:01 2 27.60 0.00 1.56 0.59 0.02 70.23 09:23:01 3 18.49 0.00 1.51 4.41 0.00 75.59 09:24:01 all 24.66 0.00 3.59 0.37 0.03 71.35 09:24:01 0 21.65 0.00 3.41 0.62 0.05 74.28 09:24:01 1 25.44 0.00 3.36 0.05 0.03 71.12 09:24:01 2 26.87 0.00 3.21 0.08 0.03 69.81 09:24:01 3 24.71 0.00 4.39 0.72 0.02 70.17 09:25:01 all 25.13 0.00 1.62 0.10 0.02 73.13 09:25:01 0 21.30 0.00 1.67 0.08 0.02 76.93 09:25:01 1 19.75 0.00 1.47 0.03 0.00 78.75 09:25:01 2 29.53 0.00 1.72 0.03 0.02 68.70 09:25:01 3 29.96 0.00 1.64 0.25 0.02 68.14 Average: all 22.97 0.00 2.13 4.64 0.02 70.24 Average: 0 19.08 0.00 2.04 6.84 0.02 72.02 Average: 1 27.02 0.00 2.32 1.12 0.02 69.52 Average: 2 25.03 0.00 1.96 2.47 0.02 70.52 Average: 3 20.76 0.00 2.21 8.12 0.02 68.90