---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2701 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 466 5105 0 2403 7223 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:40:ac:72 brd ff:ff:ff:ff:ff:ff inet 10.32.6.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fe40:ac72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2701) 06/06/26 _x86_64_ (4 CPU) 02:56:44 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 92.24 29.01 63.22 936.04 5042.11 02:59:01 64.46 11.86 52.60 248.91 9818.95 03:00:01 42.48 0.85 41.63 21.46 7852.16 03:01:01 9.55 0.00 9.55 0.00 377.80 03:02:01 50.96 1.00 49.96 89.32 10758.07 Average: 51.90 8.54 43.36 259.25 6759.45 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5976680 7412456 2190740 26.82 37548 1578104 708652 7.69 589500 1438260 64676 02:59:01 5755424 7479112 2411996 29.53 58032 1827188 795644 8.63 529520 1683004 156932 03:00:01 5439740 7237612 2727680 33.40 60048 1897492 887636 9.63 782336 1742380 1904 03:01:01 5417532 7223532 2749888 33.67 61972 1902548 895844 9.72 798216 1745776 2176 03:02:01 5274156 7437872 2893264 35.42 67428 2247752 647668 7.03 604876 2069596 70664 Average: 5572706 7358117 2594714 31.77 57006 1890617 787089 8.54 660890 1735803 59270 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 313.71 186.39 1226.69 52.35 0.00 0.00 0.00 0.00 02:58:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 02:59:01 ens3 66.50 51.80 524.55 12.85 0.00 0.00 0.00 0.00 02:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 94.82 100.92 1154.35 15.91 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 82.34 121.75 74.65 18.71 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 593.17 495.98 4031.22 76.46 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 230.66 191.83 1405.21 35.33 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2701) 06/06/26 _x86_64_ (4 CPU) 02:56:44 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 19.50 0.00 1.27 3.08 1.86 74.29 02:58:02 0 14.33 0.00 0.97 4.47 2.17 78.06 02:58:02 1 33.06 0.00 1.90 2.06 1.86 61.11 02:58:02 2 17.84 0.00 1.03 0.68 2.00 78.45 02:58:02 3 12.89 0.00 1.19 5.10 1.39 79.43 02:59:01 all 20.59 0.00 1.32 2.04 1.73 74.32 02:59:01 0 8.77 0.00 0.50 0.47 2.40 87.86 02:59:01 1 20.58 0.00 1.10 0.32 0.98 77.02 02:59:01 2 44.11 0.00 2.92 0.78 2.56 49.63 02:59:01 3 9.05 0.00 0.76 6.61 0.98 82.61 03:00:01 all 13.46 0.00 0.71 0.99 1.82 83.02 03:00:01 0 8.97 0.00 0.56 0.15 1.49 88.82 03:00:01 1 15.66 0.00 0.51 2.79 1.56 79.47 03:00:01 2 17.17 0.00 0.48 0.08 2.27 80.00 03:00:01 3 12.01 0.00 1.29 0.93 1.96 83.81 03:01:01 all 5.03 0.00 0.35 0.02 0.60 93.99 03:01:01 0 5.03 0.00 0.40 0.02 0.38 94.18 03:01:01 1 7.64 0.00 0.20 0.00 0.63 91.53 03:01:01 2 2.70 0.00 0.27 0.00 0.73 96.30 03:01:01 3 4.79 0.00 0.52 0.10 0.65 93.94 03:02:01 all 21.06 0.00 1.78 0.65 1.82 74.68 03:02:01 0 10.19 0.00 1.21 0.81 1.46 86.33 03:02:01 1 16.75 0.00 1.08 0.05 1.61 80.51 03:02:01 2 44.19 0.00 2.87 0.25 2.84 49.84 03:02:01 3 13.14 0.00 1.95 1.50 1.41 82.00 Average: all 15.93 0.00 1.09 1.36 1.57 80.06 Average: 0 9.47 0.00 0.73 1.19 1.58 87.03 Average: 1 18.73 0.00 0.96 1.05 1.33 77.93 Average: 2 25.15 0.00 1.51 0.36 2.08 70.90 Average: 3 10.38 0.00 1.14 2.84 1.28 84.36