---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9888 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 7.7G 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 464 5293 0 2218 7230 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:71:15:ca brd ff:ff:ff:ff:ff:ff inet 10.32.7.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe71:15ca/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-9888) 09/03/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 182.00 104.48 77.52 5362.71 40030.01 19:15:01 57.89 0.17 57.72 20.80 9895.55 19:16:01 82.99 18.50 64.49 686.29 11558.47 19:17:01 26.11 1.45 24.66 98.77 4582.47 Average: 87.24 31.15 56.10 1542.08 16516.13 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6068036 7443356 2099384 25.70 35244 1521076 671460 7.29 556308 1382876 60380 19:15:01 5716904 7392980 2450516 30.00 54544 1787304 711688 7.72 622036 1636640 147472 19:16:01 5475136 7444168 2692284 32.96 62864 2061652 653580 7.09 650476 1829152 93236 19:17:01 5429144 7412340 2738276 33.53 65372 2073312 660664 7.17 692512 1833028 9232 Average: 5672305 7423211 2495115 30.55 54506 1860836 674348 7.32 630333 1670424 77580 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 382.75 208.40 1162.16 63.96 0.00 0.00 0.00 0.00 19:14:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 30.64 25.45 767.15 4.05 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 284.32 249.89 1707.14 58.03 0.00 0.00 0.00 0.00 19:16:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:17:01 ens3 63.33 63.31 32.35 527.64 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 190.26 136.76 917.16 163.44 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 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-9888) 09/03/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.72 0.00 2.92 6.32 2.86 67.18 19:14:01 0 15.26 0.00 1.71 2.51 2.34 78.18 19:14:01 1 16.31 0.00 2.62 11.57 2.82 66.68 19:14:01 2 14.13 0.00 1.90 6.81 2.68 74.47 19:14:01 3 37.18 0.00 5.45 4.36 3.61 49.41 19:15:01 all 19.17 0.00 1.20 2.13 1.26 76.23 19:15:01 0 5.39 0.00 0.37 0.15 0.48 93.61 19:15:01 1 10.94 0.00 1.00 6.25 0.65 81.16 19:15:01 2 8.86 0.00 0.71 0.12 1.08 89.23 19:15:01 3 51.39 0.00 2.71 2.06 2.82 41.03 19:16:01 all 36.77 0.00 2.14 1.44 6.11 53.54 19:16:01 0 42.46 0.00 1.67 0.30 5.69 49.88 19:16:01 1 31.23 0.00 1.94 3.46 5.81 57.56 19:16:01 2 37.06 0.00 2.09 0.89 6.35 53.62 19:16:01 3 36.34 0.00 2.86 1.10 6.61 53.08 19:17:01 all 19.28 0.00 0.91 1.11 1.25 77.45 19:17:01 0 24.02 0.00 1.28 2.47 1.33 70.90 19:17:01 1 8.01 0.00 0.78 1.53 0.43 89.24 19:17:01 2 43.23 0.00 1.20 0.43 2.28 52.86 19:17:01 3 1.97 0.00 0.36 0.02 0.93 96.72 Average: all 24.02 0.00 1.80 2.75 2.88 68.55 Average: 0 21.83 0.00 1.26 1.35 2.47 73.09 Average: 1 16.68 0.00 1.59 5.70 2.44 73.59 Average: 2 25.84 0.00 1.48 2.06 3.11 67.52 Average: 3 31.72 0.00 2.85 1.88 3.50 60.05