---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12027 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 7.9G 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 488 4990 0 2496 7197 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:65:28:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe65:28f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12027) 09/12/26 _x86_64_ (4 CPU) 16:09:11 LINUX RESTART (4 CPU) 16:10:01 tps rtps wtps bread/s bwrtn/s 16:11:01 78.94 12.80 66.14 292.75 12295.02 16:12:01 36.34 0.07 36.28 0.80 5544.94 16:13:01 19.36 0.15 19.21 3.07 3569.27 16:14:01 21.75 0.60 21.15 11.06 1668.26 16:15:01 24.59 9.81 14.78 647.25 1259.31 16:16:01 25.46 3.32 22.15 165.31 4315.01 16:17:01 32.54 1.10 31.44 87.45 4938.91 Average: 34.14 3.98 30.16 172.54 4798.59 16:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:11:01 5433572 7212944 2733840 33.47 58660 1881496 881248 9.56 806084 1726364 112816 16:12:01 5315508 7144700 2851904 34.92 61740 1926176 905568 9.83 881208 1763568 4252 16:13:01 5163036 7094872 3004376 36.78 63760 2023768 914136 9.92 939744 1852048 3460 16:14:01 5060100 7036468 3107312 38.05 65936 2063940 946120 10.27 1007880 1881916 2564 16:15:01 4897172 6928832 3270240 40.04 67780 2115456 1009052 10.95 1127740 1920568 6420 16:16:01 4583796 6742380 3583616 43.88 70264 2236528 1140316 12.37 1340624 2013132 3984 16:17:01 5068268 7332168 3099144 37.95 73688 2336516 721852 7.83 788016 2079172 33104 Average: 5074493 7070338 3092919 37.87 65975 2083411 931185 10.10 984471 1890967 23800 16:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:11:01 ens3 107.38 95.52 862.77 18.97 0.00 0.00 0.00 0.00 16:11:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 16:12:01 ens3 182.80 192.32 688.43 27.03 0.00 0.00 0.00 0.00 16:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:13:01 ens3 226.16 189.42 1600.37 28.25 0.00 0.00 0.00 0.00 16:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:14:01 ens3 235.03 220.55 634.06 38.06 0.00 0.00 0.00 0.00 16:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:15:01 ens3 273.09 211.11 479.16 51.14 0.00 0.00 0.00 0.00 16:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:16:01 ens3 642.56 451.94 1909.72 87.83 0.00 0.00 0.00 0.00 16:16:01 lo 2.30 2.30 0.24 0.24 0.00 0.00 0.00 0.00 16:17:01 ens3 319.53 225.15 765.44 56.19 0.00 0.00 0.00 0.00 16:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 283.79 226.57 991.41 43.93 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12027) 09/12/26 _x86_64_ (4 CPU) 16:09:11 LINUX RESTART (4 CPU) 16:10:01 CPU %user %nice %system %iowait %steal %idle 16:11:01 all 19.19 0.00 1.22 1.69 0.05 77.85 16:11:01 0 5.76 0.00 0.45 0.30 0.02 93.47 16:11:01 1 23.67 0.00 1.84 0.57 0.05 73.88 16:11:01 2 36.79 0.00 1.87 0.50 0.08 60.75 16:11:01 3 10.59 0.00 0.72 5.36 0.05 83.28 16:12:01 all 7.91 0.00 0.48 0.53 0.04 91.05 16:12:01 0 9.52 0.00 0.37 1.56 0.03 88.53 16:12:01 1 8.72 0.00 0.50 0.20 0.03 90.55 16:12:01 2 8.58 0.00 0.72 0.02 0.05 90.64 16:12:01 3 4.82 0.00 0.30 0.38 0.02 94.48 16:13:01 all 7.18 0.00 0.42 0.11 0.04 92.24 16:13:01 0 8.04 0.00 0.47 0.20 0.03 91.26 16:13:01 1 5.89 0.00 0.35 0.23 0.03 93.50 16:13:01 2 6.05 0.00 0.47 0.00 0.05 93.44 16:13:01 3 8.75 0.00 0.42 0.00 0.03 90.80 16:14:01 all 9.94 0.00 0.46 0.11 0.05 89.45 16:14:01 0 12.44 0.00 0.45 0.27 0.05 86.79 16:14:01 1 7.72 0.00 0.35 0.15 0.03 91.74 16:14:01 2 8.95 0.00 0.58 0.00 0.05 90.41 16:14:01 3 10.66 0.00 0.47 0.05 0.05 88.78 16:15:01 all 17.54 0.00 0.54 0.27 0.05 81.60 16:15:01 0 21.68 0.00 0.72 0.33 0.05 77.22 16:15:01 1 13.08 0.00 0.47 0.43 0.05 85.97 16:15:01 2 13.86 0.00 0.52 0.17 0.07 85.39 16:15:01 3 21.56 0.00 0.42 0.10 0.05 77.87 16:16:01 all 19.90 0.00 1.01 0.25 0.06 78.79 16:16:01 0 20.63 0.00 1.10 0.57 0.07 77.64 16:16:01 1 20.27 0.00 0.57 0.25 0.03 78.88 16:16:01 2 20.09 0.00 1.27 0.07 0.07 78.50 16:16:01 3 18.60 0.00 1.09 0.08 0.05 80.17 16:17:01 all 15.74 0.00 0.93 0.73 0.05 82.56 16:17:01 0 20.07 0.00 0.77 0.48 0.03 78.64 16:17:01 1 12.67 0.00 0.65 2.28 0.03 84.36 16:17:01 2 9.06 0.00 1.26 0.03 0.05 89.60 16:17:01 3 21.09 0.00 1.08 0.15 0.07 77.60 Average: all 13.91 0.00 0.72 0.53 0.05 84.79 Average: 0 14.02 0.00 0.62 0.53 0.04 84.79 Average: 1 13.14 0.00 0.67 0.59 0.04 85.56 Average: 2 14.77 0.00 0.96 0.11 0.06 84.10 Average: 3 13.72 0.00 0.64 0.88 0.05 84.71