---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2716 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 7.8G 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 470 5091 0 2413 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:d8:55:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fed8:55c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2716) 06/06/26 _x86_64_ (4 CPU) 05:56:57 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 168.86 83.52 85.34 4917.85 40746.56 05:59:01 64.23 8.86 55.36 221.66 9912.70 06:00:01 66.53 28.22 38.30 2051.32 9423.93 06:01:01 16.28 6.98 9.30 208.13 3972.13 06:02:01 32.41 0.78 31.63 86.52 6547.31 Average: 69.66 25.67 43.99 1497.11 14120.57 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5991472 7416552 2175948 26.64 36856 1568124 699252 7.59 582156 1429808 87864 05:59:01 5744556 7465460 2422864 29.66 57540 1825052 615172 6.68 541412 1680300 158464 06:00:01 4658748 6638092 3508672 42.96 63664 2070108 1509852 16.38 1420756 1868048 84180 06:01:01 5288232 7451296 2879188 35.25 67392 2244796 635024 6.89 676732 1974612 146256 06:02:01 5259272 7434460 2908148 35.61 70076 2254536 644132 6.99 704436 1976520 8992 Average: 5388456 7281172 2778964 34.02 59106 1992523 820686 8.91 785098 1785858 97151 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 427.80 234.14 1531.88 64.38 0.00 0.00 0.00 0.00 05:58:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 05:59:01 ens3 62.86 50.53 544.71 10.98 0.00 0.00 0.00 0.00 05:59:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 210.41 199.40 2927.94 26.77 0.00 0.00 0.00 0.00 06:00:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 06:01:01 ens3 118.40 109.12 1056.23 17.84 0.00 0.00 0.00 0.00 06:01:01 lo 121.62 121.62 36.35 36.35 0.00 0.00 0.00 0.00 06:02:01 ens3 15.73 15.30 12.85 6.93 0.00 0.00 0.00 0.00 06:02:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 167.04 121.70 1214.76 25.38 0.00 0.00 0.00 0.00 Average: lo 25.17 25.17 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2716) 06/06/26 _x86_64_ (4 CPU) 05:56:57 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 21.78 0.00 2.69 5.52 1.57 68.44 05:58:01 0 17.43 0.00 4.16 5.53 1.52 71.36 05:58:01 1 22.16 0.00 2.00 4.43 1.83 69.58 05:58:01 2 30.66 0.00 2.72 5.45 1.58 59.59 05:58:01 3 16.84 0.00 1.88 6.65 1.38 73.24 05:59:01 all 21.39 0.00 1.29 1.78 1.12 74.43 05:59:01 0 30.91 0.00 1.12 0.23 1.20 66.54 05:59:01 1 45.48 0.00 2.89 0.35 2.19 49.09 05:59:01 2 2.08 0.00 0.50 1.06 0.55 95.81 05:59:01 3 7.06 0.00 0.65 5.46 0.53 86.29 06:00:01 all 31.56 0.00 1.57 1.55 2.36 62.97 06:00:01 0 32.53 0.00 0.58 0.45 1.93 64.51 06:00:01 1 29.24 0.00 1.93 2.44 2.34 64.05 06:00:01 2 30.80 0.00 1.73 0.57 2.61 64.30 06:00:01 3 33.70 0.00 2.00 2.71 2.53 59.06 06:01:01 all 41.93 0.00 1.77 0.27 3.00 53.01 06:01:01 0 49.58 0.00 1.39 0.07 2.73 46.23 06:01:01 1 39.56 0.00 1.72 0.38 3.01 55.32 06:01:01 2 40.73 0.00 1.92 0.27 2.97 54.11 06:01:01 3 37.84 0.00 2.07 0.38 3.33 56.37 06:02:01 all 20.92 0.00 1.17 0.87 1.08 75.96 06:02:01 0 5.72 0.00 0.82 1.38 0.45 91.63 06:02:01 1 5.29 0.00 0.69 0.07 1.06 92.89 06:02:01 2 11.04 0.00 0.70 1.84 0.68 85.74 06:02:01 3 61.78 0.00 2.48 0.20 2.10 33.44 Average: all 27.53 0.00 1.70 1.99 1.83 66.95 Average: 0 27.26 0.00 1.61 1.53 1.57 68.03 Average: 1 28.34 0.00 1.84 1.53 2.09 66.20 Average: 2 23.06 0.00 1.51 1.84 1.68 71.91 Average: 3 31.46 0.00 1.82 3.08 1.98 61.67