---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14617 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 460 5195 0 2319 7231 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:63:4b:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe63:4bd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14617) 10/08/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 146.68 55.54 91.13 3626.86 34175.12 12:49:01 140.37 41.15 99.22 2705.71 16842.70 12:50:01 40.38 6.88 33.49 246.23 6338.94 Average: 108.96 34.49 74.48 2190.07 19131.64 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5885620 7466668 2281792 27.94 49844 1701264 641244 6.96 519276 1579632 199044 12:49:01 5275796 7214424 2891616 35.40 65092 2029104 865244 9.39 832408 1846056 13296 12:50:01 5379428 7464272 2787984 34.14 69200 2168612 617512 6.70 688160 1882560 9576 Average: 5513615 7381788 2653797 32.49 61379 1966327 708000 7.68 679948 1769416 73972 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 423.90 263.22 1825.07 69.18 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 278.63 315.13 1886.85 68.12 0.00 0.00 0.00 0.00 12:50:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 109.37 118.90 377.93 600.94 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 270.59 231.96 1360.36 247.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14617) 10/08/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.05 0.00 1.97 4.37 0.08 71.53 12:48:02 0 26.13 0.00 2.34 8.88 0.08 62.56 12:48:02 1 14.35 0.00 1.02 0.82 0.08 83.72 12:48:02 2 21.25 0.00 2.44 5.87 0.08 70.35 12:48:02 3 26.43 0.00 2.07 1.88 0.07 69.55 12:49:01 all 33.47 0.00 2.06 2.91 0.12 61.44 12:49:01 0 52.41 0.00 2.56 3.68 0.15 41.20 12:49:01 1 27.07 0.00 1.09 1.04 0.10 70.71 12:49:01 2 28.98 0.00 2.92 5.55 0.14 62.42 12:49:01 3 25.39 0.00 1.68 1.36 0.10 71.47 12:50:01 all 25.92 0.00 1.36 0.81 0.08 71.84 12:50:01 0 9.76 0.00 1.10 1.99 0.05 87.10 12:50:01 1 28.22 0.00 1.77 0.12 0.08 69.82 12:50:01 2 40.32 0.00 1.55 0.85 0.10 57.17 12:50:01 3 25.36 0.00 1.00 0.30 0.07 73.27 Average: all 27.11 0.00 1.79 2.69 0.09 68.31 Average: 0 29.33 0.00 2.00 4.86 0.10 63.73 Average: 1 23.20 0.00 1.29 0.66 0.09 74.76 Average: 2 30.19 0.00 2.30 4.08 0.11 63.32 Average: 3 25.73 0.00 1.58 1.18 0.08 71.43