---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7564 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 455 5176 0 2343 7236 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:f9:76:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fef9:76d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7564) 08/05/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 108.88 39.17 69.72 1516.13 6188.42 07:07:01 65.57 21.68 43.89 1410.16 8735.08 07:08:01 61.87 16.38 45.49 833.86 11280.39 07:09:01 26.69 2.63 24.06 122.76 6087.70 Average: 65.75 19.96 45.79 970.67 8072.89 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5919664 7410772 2247756 27.52 40876 1626784 718844 7.80 607240 1471364 116548 07:07:01 5574604 7396228 2592816 31.75 58536 1923332 833420 9.04 622032 1769436 212004 07:08:01 5297512 7396832 2869908 35.14 66440 2186212 693628 7.53 752004 1903424 153044 07:09:01 5327816 7436132 2839604 34.77 68520 2192544 668448 7.25 727636 1895576 9896 Average: 5529899 7409991 2637521 32.29 58593 1982218 728585 7.91 677228 1759950 122873 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 418.35 214.50 1508.19 70.28 0.00 0.00 0.00 0.00 07:06:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 81.75 70.07 877.36 19.22 0.00 0.00 0.00 0.00 07:07:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 132.63 115.38 1849.62 23.20 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 59.23 58.68 29.50 681.13 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 172.98 114.65 1066.11 198.48 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7564) 08/05/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.44 0.00 1.69 3.45 1.75 69.66 07:06:01 0 13.34 0.00 0.96 1.09 1.37 83.25 07:06:01 1 34.77 0.00 2.76 4.16 2.03 56.28 07:06:01 2 29.47 0.00 1.39 1.63 1.91 65.60 07:06:01 3 16.29 0.00 1.66 6.95 1.71 73.40 07:07:01 all 21.14 0.00 1.45 1.90 1.69 73.83 07:07:01 0 12.77 0.00 0.95 0.75 0.92 84.61 07:07:01 1 9.97 0.00 1.22 5.09 2.26 81.46 07:07:01 2 56.13 0.00 2.85 0.62 2.46 37.94 07:07:01 3 5.82 0.00 0.80 1.11 1.11 91.17 07:08:01 all 37.83 0.00 1.77 1.44 3.59 55.37 07:08:01 0 35.05 0.00 1.11 1.04 3.01 59.78 07:08:01 1 31.59 0.00 1.77 3.76 3.56 59.31 07:08:01 2 56.24 0.00 2.27 0.61 4.38 36.49 07:08:01 3 28.51 0.00 1.93 0.35 3.37 65.83 07:09:01 all 20.78 0.00 1.12 1.02 1.44 75.64 07:09:01 0 6.76 0.00 0.91 1.23 0.75 90.35 07:09:01 1 6.33 0.00 0.92 2.34 1.89 88.52 07:09:01 2 14.76 0.00 1.08 0.27 1.03 82.86 07:09:01 3 55.55 0.00 1.57 0.25 2.10 40.54 Average: all 25.80 0.00 1.51 1.95 2.12 68.62 Average: 0 16.99 0.00 0.98 1.03 1.51 79.49 Average: 1 20.60 0.00 1.66 3.84 2.43 71.47 Average: 2 39.15 0.00 1.90 0.78 2.45 55.73 Average: 3 26.51 0.00 1.49 2.16 2.07 67.77