---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14947 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 7.7G 12G 40% / 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 5186 0 2319 7222 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:84:0f:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.148/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:fe84:fea/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-14947) 10/12/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 148.23 55.39 92.83 3626.86 33803.32 14:57:01 142.77 44.48 98.29 2804.27 16975.70 14:58:01 38.36 3.68 34.68 154.24 6268.29 Average: 109.60 34.46 75.14 2191.72 19027.16 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5880484 7463376 2286936 28.00 49996 1703140 646712 7.02 523556 1580272 200616 14:57:01 5084248 7030892 3083172 37.75 65236 2036800 1072160 11.63 1024192 1843164 14576 14:58:01 5307748 7394320 2859672 35.01 69724 2169976 688092 7.47 757116 1884624 10340 Average: 5424160 7296196 2743260 33.59 61652 1969972 802321 8.71 768288 1769353 75177 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 395.52 251.74 1842.05 68.67 0.00 0.00 0.00 0.00 14:56:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 14:57:01 ens3 315.90 335.10 2039.36 73.31 0.00 0.00 0.00 0.00 14:57:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 14:58:01 ens3 106.45 117.00 308.27 616.23 0.00 0.00 0.00 0.00 14:58:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 272.38 234.05 1392.97 253.73 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14947) 10/12/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.83 0.00 1.86 4.59 0.07 72.65 14:56:02 0 6.35 0.00 0.99 4.81 0.05 87.80 14:56:02 1 22.14 0.00 1.70 4.65 0.05 71.46 14:56:02 2 33.47 0.00 2.91 7.81 0.08 55.72 14:56:02 3 21.35 0.00 1.85 1.10 0.07 75.63 14:57:01 all 34.37 0.00 2.18 2.63 0.09 60.72 14:57:01 0 45.75 0.00 2.43 2.81 0.10 48.91 14:57:01 1 26.47 0.00 1.46 1.69 0.09 70.30 14:57:01 2 26.20 0.00 2.86 4.79 0.10 66.05 14:57:01 3 39.01 0.00 1.96 1.24 0.10 57.69 14:58:01 all 22.79 0.00 1.16 0.92 0.06 75.07 14:58:01 0 9.90 0.00 1.20 0.92 0.03 87.95 14:58:01 1 6.97 0.00 0.75 0.07 0.03 92.17 14:58:01 2 8.90 0.00 0.82 2.48 0.03 87.76 14:58:01 3 65.31 0.00 1.87 0.23 0.12 32.47 Average: all 25.94 0.00 1.73 2.71 0.07 69.54 Average: 0 20.53 0.00 1.54 2.84 0.06 75.03 Average: 1 18.49 0.00 1.31 2.14 0.06 78.00 Average: 2 22.82 0.00 2.19 5.03 0.07 69.90 Average: 3 41.91 0.00 1.89 0.86 0.10 55.25