---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10776 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 7.6G 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 501 5319 0 2154 7195 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:31:bd:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe31:bd79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10776) 12/02/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 166.59 83.06 83.54 4913.03 40271.53 12:49:01 82.45 30.03 52.42 1696.78 9228.46 12:50:01 65.86 8.50 57.36 492.72 8010.66 12:51:01 23.23 0.95 22.28 52.26 4806.67 Average: 84.54 30.64 53.90 1788.83 15580.36 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6020380 7439672 2147032 26.29 36524 1562868 673356 7.31 559380 1422812 95660 12:49:01 5619400 7325976 2548012 31.20 57224 1813012 846268 9.18 693020 1656992 134844 12:50:01 5499588 7414792 2667824 32.66 63248 2010788 623876 6.77 714964 1745096 127448 12:51:01 5446768 7366732 2720644 33.31 65296 2013244 688068 7.47 771056 1741004 10768 Average: 5646534 7386793 2520878 30.87 55573 1849978 707892 7.68 684605 1641476 92180 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 479.24 284.77 1461.79 69.10 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 86.84 57.07 502.57 15.39 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 280.02 277.82 1257.41 56.34 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 64.46 63.61 36.19 601.24 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 227.65 170.82 814.52 185.51 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10776) 12/02/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.43 0.00 2.89 4.79 1.19 68.70 12:48:01 0 15.16 0.00 4.67 5.64 1.10 73.44 12:48:01 1 22.49 0.00 1.78 2.34 1.31 72.09 12:48:01 2 25.85 0.00 2.33 4.17 1.25 66.39 12:48:01 3 26.24 0.00 2.78 7.06 1.10 62.83 12:49:01 all 22.81 0.00 1.50 1.97 1.08 72.64 12:49:01 0 7.43 0.00 0.62 2.92 0.45 88.58 12:49:01 1 14.06 0.00 1.06 0.73 0.86 83.28 12:49:01 2 64.44 0.00 3.40 0.83 2.23 29.10 12:49:01 3 5.30 0.00 0.88 3.40 0.78 89.64 12:50:01 all 36.07 0.00 1.76 0.88 2.09 59.19 12:50:01 0 57.33 0.00 2.37 0.70 2.24 37.36 12:50:01 1 27.25 0.00 1.89 1.70 2.12 67.03 12:50:01 2 31.57 0.00 1.08 0.18 1.68 65.48 12:50:01 3 28.16 0.00 1.75 0.95 2.33 66.81 12:51:01 all 20.94 0.00 0.93 0.66 0.78 76.69 12:51:01 0 34.54 0.00 1.22 0.10 1.17 62.98 12:51:01 1 4.39 0.00 0.55 1.87 0.37 92.82 12:51:01 2 17.63 0.00 1.08 0.05 0.62 80.61 12:51:01 3 27.15 0.00 0.80 0.63 0.98 70.43 Average: all 25.56 0.00 1.77 2.08 1.29 69.31 Average: 0 28.60 0.00 2.22 2.34 1.24 65.61 Average: 1 17.05 0.00 1.32 1.66 1.17 78.80 Average: 2 34.88 0.00 1.97 1.31 1.45 60.39 Average: 3 21.71 0.00 1.55 3.01 1.30 72.43