---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6609 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 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 676K 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 606 12562 0 2870 15104 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:aa:78:3c brd ff:ff:ff:ff:ff:ff inet 10.30.107.51/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:feaa:783c/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-6609) 06/04/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:00 tps rtps wtps bread/s bwrtn/s 03:06:01 132.18 11.01 121.16 300.41 36756.07 03:07:01 99.30 4.52 94.78 129.05 14236.16 03:08:01 20.58 5.42 15.16 409.13 1876.49 03:09:01 54.59 6.10 48.49 160.11 19808.43 Average: 76.89 6.78 70.11 249.88 18246.40 03:05:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13759512 15561728 2665456 16.23 73092 1919664 756988 4.33 663496 1768532 227248 03:07:01 12806440 14804508 3618528 22.03 85692 2093780 1489004 8.52 1444680 1917664 13368 03:08:01 12169532 14284524 4255436 25.91 88548 2203844 2143696 12.27 2020152 1970628 67016 03:09:01 12902720 15505172 3522248 21.44 93716 2680004 791524 4.53 996124 2253148 11204 Average: 12909551 15038983 3515417 21.40 85262 2224323 1295303 7.41 1281113 1977493 79709 03:05:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 03:06:01 ens3 176.74 128.41 1671.73 26.45 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 349.94 269.26 2554.03 59.10 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 03:08:01 ens3 1002.67 724.81 655.67 317.76 0.00 0.00 0.00 0.00 03:09:01 lo 3.35 3.35 0.31 0.31 0.00 0.00 0.00 0.00 03:09:01 ens3 194.55 187.12 330.59 1769.53 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 429.92 326.57 1304.53 541.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6609) 06/04/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:00 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.14 0.00 1.31 2.06 0.05 81.43 03:06:01 0 40.11 0.00 2.64 4.60 0.10 52.55 03:06:01 1 9.19 0.00 0.95 0.38 0.03 89.44 03:06:01 2 5.72 0.00 0.88 3.10 0.03 90.26 03:06:01 3 5.60 0.00 0.74 0.13 0.05 93.47 03:07:01 all 34.07 0.00 1.61 0.54 0.09 63.69 03:07:01 0 20.36 0.00 1.28 0.03 0.08 78.24 03:07:01 1 27.53 0.00 2.34 0.45 0.08 69.60 03:07:01 2 54.94 0.00 1.20 1.05 0.08 42.72 03:07:01 3 33.51 0.00 1.60 0.63 0.08 64.18 03:08:01 all 36.80 0.00 5.26 0.08 0.07 57.78 03:08:01 0 35.18 0.00 2.58 0.12 0.07 62.06 03:08:01 1 32.68 0.00 8.15 0.12 0.07 58.98 03:08:01 2 41.89 0.00 8.14 0.02 0.08 49.87 03:08:01 3 37.45 0.00 2.19 0.07 0.08 60.21 03:09:01 all 32.27 0.00 2.23 1.27 0.06 64.17 03:09:01 0 44.44 0.00 3.25 0.57 0.08 51.66 03:09:01 1 22.17 0.00 1.78 0.05 0.05 75.96 03:09:01 2 32.49 0.00 1.98 0.32 0.07 65.14 03:09:01 3 29.87 0.00 1.94 4.13 0.07 63.98 Average: all 29.51 0.00 2.60 0.99 0.07 66.84 Average: 0 35.04 0.00 2.44 1.34 0.08 61.10 Average: 1 22.83 0.00 3.30 0.25 0.06 73.56 Average: 2 33.61 0.00 3.04 1.13 0.07 62.15 Average: 3 26.53 0.00 1.61 1.24 0.07 70.55