---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14747 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 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 469 5022 0 2483 7218 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:36:db:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe36:dbb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14747) 10/10/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:03 156.37 55.56 100.82 3628.33 43088.04 05:59:01 106.65 38.18 68.47 2334.08 14623.55 06:00:01 21.85 10.11 11.73 711.61 6720.48 06:01:01 37.38 4.30 33.08 178.37 7568.74 Average: 80.34 26.95 53.40 1707.88 18028.57 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:03 5894280 7467740 2273132 27.83 49528 1694092 638104 6.92 515876 1571964 197132 05:59:01 5344020 7287256 2823392 34.57 61632 2038896 797780 8.66 739056 1873040 107788 06:00:01 4777636 6864356 3389776 41.50 65888 2172480 1122556 12.18 1204296 1960016 31544 06:01:01 5117228 7365632 3050184 37.35 70848 2325984 707196 7.67 779092 2041100 12296 Average: 5283291 7246246 2884121 35.31 61974 2057863 816409 8.86 809580 1861530 87190 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:03 ens3 396.40 253.32 1756.02 68.95 0.00 0.00 0.00 0.00 05:58:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:59:01 ens3 166.45 158.25 2553.60 25.53 0.00 0.00 0.00 0.00 05:59:01 lo 1.24 1.24 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 114.58 115.06 1681.93 18.98 0.00 0.00 0.00 0.00 06:00:01 lo 121.08 121.08 36.47 36.47 0.00 0.00 0.00 0.00 06:01:01 ens3 72.50 67.61 648.65 18.23 0.00 0.00 0.00 0.00 06:01:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 187.66 148.48 1652.54 32.99 0.00 0.00 0.00 0.00 Average: lo 31.30 31.30 9.27 9.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14747) 10/10/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:03 all 21.07 0.00 1.91 4.97 0.08 71.98 05:58:03 0 7.44 0.00 1.49 10.10 0.05 80.93 05:58:03 1 15.65 0.00 1.76 3.28 0.08 79.23 05:58:03 2 10.83 0.00 1.34 4.81 0.05 82.97 05:58:03 3 50.42 0.00 3.07 1.66 0.13 44.71 05:59:01 all 18.68 0.00 1.22 2.14 0.08 77.88 05:59:01 0 23.38 0.00 1.05 2.12 0.09 73.36 05:59:01 1 12.19 0.00 0.91 1.03 0.09 85.77 05:59:01 2 15.19 0.00 1.50 3.63 0.07 79.61 05:59:01 3 23.98 0.00 1.39 1.75 0.10 72.78 06:00:01 all 40.22 0.00 1.44 0.25 0.12 57.97 06:00:01 0 43.06 0.00 1.27 0.35 0.12 55.21 06:00:01 1 43.16 0.00 1.34 0.23 0.13 55.14 06:00:01 2 36.70 0.00 1.73 0.35 0.12 61.11 06:00:01 3 37.94 0.00 1.45 0.08 0.12 60.41 06:01:01 all 23.41 0.00 1.24 1.17 0.08 74.10 06:01:01 0 11.02 0.00 0.78 1.23 0.03 86.93 06:01:01 1 12.43 0.00 0.85 1.56 0.03 85.13 06:01:01 2 56.87 0.00 1.62 1.59 0.13 39.79 06:01:01 3 13.41 0.00 1.72 0.30 0.07 84.51 Average: all 25.91 0.00 1.45 2.13 0.09 70.41 Average: 0 21.20 0.00 1.15 3.46 0.07 74.12 Average: 1 20.94 0.00 1.22 1.53 0.08 76.23 Average: 2 30.04 0.00 1.55 2.58 0.09 65.74 Average: 3 31.48 0.00 1.91 0.94 0.11 65.56