---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2170 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 727 809 0 2406 2944 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:20:3a:7a brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85812sec preferred_lft 85812sec inet6 fe80::f816:3eff:fe20:3a7a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2170) 12/09/23 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:03 138.27 67.77 70.50 4575.47 42027.75 16:05:01 72.04 13.24 58.80 267.13 11700.33 16:06:01 24.86 0.07 24.79 0.80 2856.91 16:07:01 14.95 0.10 14.85 1.73 1800.50 16:08:01 17.00 0.68 16.31 12.53 1282.99 16:09:01 28.31 8.23 20.08 606.03 1786.50 16:10:01 17.21 4.67 12.55 196.23 952.24 16:11:01 18.91 0.27 18.65 17.60 5022.23 16:12:01 22.98 2.67 20.31 141.44 4585.50 Average: 39.27 10.84 28.42 647.88 7987.19 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:03 1833652 3386652 2204992 54.60 48880 1660404 569712 11.20 533668 1501316 143384 16:05:01 1493544 3222480 2545100 63.02 58760 1816684 739112 14.53 714532 1640476 33136 16:06:01 1402648 3178616 2635996 65.27 60288 1860504 751152 14.77 765052 1677108 3412 16:07:01 1238920 3063576 2799724 69.32 61616 1906304 876748 17.23 884324 1717856 1152 16:08:01 1120796 2980404 2917848 72.25 63604 1937324 915240 17.99 976796 1738032 2988 16:09:01 927656 2857476 3110988 77.03 65844 2002920 956540 18.80 1112720 1790964 5852 16:10:01 881476 2840460 3157168 78.17 67528 2029244 977372 19.21 1154028 1794128 5164 16:11:01 585884 2688760 3452760 85.49 69660 2167752 1093460 21.49 1311808 1924272 39036 16:12:01 865744 3044792 3172900 78.56 73056 2239052 855712 16.82 1016120 1938640 43376 Average: 1150036 3029246 2888608 71.52 63248 1957799 859450 16.89 941005 1746977 30833 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:03 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 16:04:03 ens3 386.78 231.13 1326.26 60.73 0.00 0.00 0.00 0.00 16:05:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 16:05:01 ens3 110.46 88.05 687.63 22.03 0.00 0.00 0.00 0.00 16:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:06:01 ens3 183.22 189.17 704.18 24.41 0.00 0.00 0.00 0.00 16:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:07:01 ens3 159.59 155.01 762.90 22.40 0.00 0.00 0.00 0.00 16:08:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 16:08:01 ens3 193.60 195.05 501.98 31.70 0.00 0.00 0.00 0.00 16:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 259.84 226.31 726.84 36.20 0.00 0.00 0.00 0.00 16:10:01 lo 1.90 1.90 0.20 0.20 0.00 0.00 0.00 0.00 16:10:01 ens3 216.43 183.92 305.82 44.89 0.00 0.00 0.00 0.00 16:11:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:11:01 ens3 603.03 469.36 2087.17 97.60 0.00 0.00 0.00 0.00 16:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 16:12:01 ens3 395.47 307.37 772.65 132.02 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 279.34 227.78 875.73 52.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2170) 12/09/23 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:03 all 21.12 0.00 2.19 4.25 0.05 72.39 16:04:03 0 15.49 0.00 1.74 0.67 0.05 82.05 16:04:03 1 39.11 0.00 3.01 4.66 0.07 53.16 16:04:03 2 20.62 0.00 2.67 3.03 0.05 73.62 16:04:03 3 9.35 0.00 1.33 8.57 0.03 80.73 16:05:01 all 17.43 0.00 1.05 1.57 0.04 79.91 16:05:01 0 14.09 0.00 0.52 0.07 0.03 85.29 16:05:01 1 14.71 0.00 0.66 0.73 0.03 83.88 16:05:01 2 32.60 0.00 2.16 0.59 0.07 64.59 16:05:01 3 8.42 0.00 0.84 4.90 0.03 85.80 16:06:01 all 8.27 0.00 0.43 0.08 0.04 91.18 16:06:01 0 5.27 0.00 0.28 0.00 0.02 94.43 16:06:01 1 4.57 0.00 0.35 0.10 0.02 94.97 16:06:01 2 13.73 0.00 0.62 0.00 0.05 85.60 16:06:01 3 9.51 0.00 0.49 0.23 0.05 89.72 16:07:01 all 5.27 0.00 0.36 0.18 0.03 94.16 16:07:01 0 5.35 0.00 0.15 0.00 0.03 94.47 16:07:01 1 3.44 0.00 0.35 0.35 0.02 95.85 16:07:01 2 7.80 0.00 0.67 0.22 0.05 91.26 16:07:01 3 4.51 0.00 0.27 0.12 0.03 95.07 16:08:01 all 8.58 0.00 0.41 0.07 0.03 90.92 16:08:01 0 11.10 0.00 0.53 0.03 0.03 88.30 16:08:01 1 6.80 0.00 0.30 0.12 0.02 92.76 16:08:01 2 7.45 0.00 0.32 0.02 0.03 92.18 16:08:01 3 8.96 0.00 0.49 0.12 0.05 90.39 16:09:01 all 11.23 0.00 0.58 0.27 0.05 87.88 16:09:01 0 13.71 0.00 0.64 0.05 0.05 85.55 16:09:01 1 10.11 0.00 0.38 0.40 0.03 89.07 16:09:01 2 11.74 0.00 0.70 0.23 0.05 87.27 16:09:01 3 9.38 0.00 0.55 0.37 0.03 89.67 16:10:01 all 15.64 0.00 0.56 0.13 0.04 83.63 16:10:01 0 15.33 0.00 0.50 0.08 0.05 84.03 16:10:01 1 20.71 0.00 0.60 0.23 0.05 78.40 16:10:01 2 13.55 0.00 0.62 0.08 0.03 85.72 16:10:01 3 12.94 0.00 0.53 0.13 0.03 86.36 16:11:01 all 10.97 0.00 0.84 0.15 0.04 88.00 16:11:01 0 10.77 0.00 0.78 0.07 0.03 88.34 16:11:01 1 8.38 0.00 0.40 0.32 0.03 90.87 16:11:01 2 11.51 0.00 1.09 0.02 0.07 87.32 16:11:01 3 13.24 0.00 1.10 0.18 0.03 85.44 16:12:01 all 17.80 0.00 1.01 0.30 0.05 80.85 16:12:01 0 28.95 0.00 1.35 0.08 0.05 69.56 16:12:01 1 14.43 0.00 1.10 0.12 0.05 84.30 16:12:01 2 14.61 0.00 1.04 0.05 0.05 84.26 16:12:01 3 13.20 0.00 0.53 0.97 0.05 85.25 Average: all 12.91 0.00 0.82 0.77 0.04 85.45 Average: 0 13.34 0.00 0.72 0.12 0.04 85.79 Average: 1 13.57 0.00 0.79 0.78 0.04 84.82 Average: 2 14.78 0.00 1.09 0.47 0.05 83.61 Average: 3 9.95 0.00 0.68 1.73 0.04 87.60