---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3967 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: 2800.000 BogoMIPS: 5600.00 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 nrip_save 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 8.8G 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 12882 0 2599 15159 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:8e:8f:dc brd ff:ff:ff:ff:ff:ff inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe8e:8fdc/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-3967) 12/11/23 _x86_64_ (4 CPU) 03:05:18 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 102.72 13.38 89.34 975.17 11043.09 03:08:01 92.30 14.55 77.75 375.40 11793.63 03:09:01 26.45 5.20 21.25 401.93 2932.31 03:10:01 49.35 1.07 48.28 62.36 15971.62 Average: 67.70 8.55 59.15 453.67 10435.86 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13901564 15603728 2523404 15.36 70388 1825812 729012 4.17 635048 1660612 154304 03:08:01 12900732 14774188 3524236 21.46 80132 1980280 1552036 8.88 1495080 1785320 14048 03:09:01 12574476 14643308 3850492 23.44 83164 2167712 1588012 9.09 1716536 1878972 131084 03:10:01 13217828 15549744 3207140 19.53 89136 2421152 756148 4.33 901032 2046508 31780 Average: 13148650 15142742 3276318 19.95 80705 2098739 1156302 6.62 1186924 1842853 82804 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 75.44 52.22 1056.42 7.42 0.00 0.00 0.00 0.00 03:07:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 03:08:01 ens3 311.50 270.17 2157.93 79.09 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 2254.41 1635.63 1190.44 601.25 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:10:01 ens3 120.35 126.05 299.37 1315.35 0.00 0.00 0.00 0.00 03:10:01 lo 3.13 3.13 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 690.35 520.97 1175.93 500.88 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 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-3967) 12/11/23 _x86_64_ (4 CPU) 03:05:18 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 19.19 0.00 1.44 4.68 0.05 74.64 03:07:01 0 35.27 0.00 2.48 2.61 0.08 59.56 03:07:01 1 15.30 0.00 1.48 1.84 0.05 81.33 03:07:01 2 14.58 0.00 0.83 0.78 0.05 83.75 03:07:01 3 11.62 0.00 0.99 13.49 0.05 73.86 03:08:01 all 32.62 0.00 1.30 2.98 0.10 63.01 03:08:01 0 23.16 0.00 1.42 5.81 0.07 69.55 03:08:01 1 45.53 0.00 0.95 0.17 0.07 53.29 03:08:01 2 27.63 0.00 1.43 1.00 0.08 69.85 03:08:01 3 34.16 0.00 1.42 4.96 0.13 59.32 03:09:01 all 28.77 0.00 6.45 0.28 0.08 64.43 03:09:01 0 27.09 0.00 3.42 0.47 0.10 68.92 03:09:01 1 25.93 0.00 9.76 0.08 0.08 64.14 03:09:01 2 31.22 0.00 10.04 0.22 0.07 58.46 03:09:01 3 30.84 0.00 2.58 0.33 0.08 66.16 03:10:01 all 17.54 0.00 1.45 2.99 0.05 77.97 03:10:01 0 3.04 0.00 1.14 4.47 0.05 91.30 03:10:01 1 14.53 0.00 1.68 6.13 0.05 77.62 03:10:01 2 45.30 0.00 1.99 1.17 0.07 51.48 03:10:01 3 7.28 0.00 0.98 0.20 0.03 91.50 Average: all 24.53 0.00 2.66 2.73 0.07 70.01 Average: 0 22.14 0.00 2.11 3.34 0.08 72.33 Average: 1 25.33 0.00 3.47 2.05 0.06 69.09 Average: 2 29.67 0.00 3.56 0.79 0.07 65.91 Average: 3 20.96 0.00 1.49 4.74 0.08 72.73