---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5945 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 591 12969 0 2479 15117 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:66:38:23 brd ff:ff:ff:ff:ff:ff inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe66:3823/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5945) 02/07/26 _x86_64_ (4 CPU) 10:20:44 LINUX RESTART (4 CPU) 10:21:01 tps rtps wtps bread/s bwrtn/s 10:22:00 339.58 30.11 309.47 930.64 21302.85 10:23:01 209.11 0.20 208.92 3.15 28297.26 10:24:01 145.71 23.46 122.25 1638.93 21818.23 Average: 231.34 17.83 213.52 852.85 23830.92 10:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:22:00 13743424 15397628 2681544 16.33 69136 1780412 1147084 6.56 829296 1625480 236500 10:23:01 12359888 14417588 4065080 24.75 107552 2116580 2066888 11.83 1863292 1914664 176132 10:24:01 13343080 15543228 3081888 18.76 112080 2249580 769560 4.40 825176 1973100 25020 Average: 13148797 15119481 3276171 19.95 96256 2048857 1327844 7.60 1172588 1837748 145884 10:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:22:00 ens3 185.77 128.36 1461.90 37.49 0.00 0.00 0.00 0.00 10:22:00 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 10:23:01 ens3 197.90 179.43 1102.04 23.46 0.00 0.00 0.00 0.00 10:23:01 lo 2.75 2.75 0.52 0.52 0.00 0.00 0.00 0.00 10:24:01 ens3 262.26 166.54 1246.70 50.19 0.00 0.00 0.00 0.00 10:24:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 215.21 158.23 1269.28 36.97 0.00 0.00 0.00 0.00 Average: lo 1.75 1.75 0.27 0.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5945) 02/07/26 _x86_64_ (4 CPU) 10:20:44 LINUX RESTART (4 CPU) 10:21:01 CPU %user %nice %system %iowait %steal %idle 10:22:00 all 22.53 0.00 1.73 2.65 0.07 73.03 10:22:00 0 13.70 0.00 1.60 1.95 0.05 82.70 10:22:00 1 12.15 0.00 1.26 5.63 0.05 80.91 10:22:00 2 21.37 0.00 1.54 1.90 0.08 75.10 10:22:00 3 42.86 0.00 2.50 1.10 0.10 53.44 10:23:01 all 16.42 0.00 2.54 0.61 0.08 80.35 10:23:01 0 19.63 0.00 2.12 0.02 0.08 78.15 10:23:01 1 24.17 0.00 3.01 1.12 0.07 71.63 10:23:01 2 9.01 0.00 2.12 0.98 0.08 87.81 10:23:01 3 12.97 0.00 2.90 0.33 0.07 83.73 10:24:01 all 27.37 0.00 1.95 1.11 0.08 69.50 10:24:01 0 25.77 0.00 1.90 0.15 0.08 72.09 10:24:01 1 15.01 0.00 1.65 1.68 0.05 81.62 10:24:01 2 17.92 0.00 1.52 1.94 0.05 78.58 10:24:01 3 50.81 0.00 2.75 0.65 0.12 45.67 Average: all 22.08 0.00 2.07 1.45 0.07 74.32 Average: 0 19.70 0.00 1.88 0.70 0.07 77.65 Average: 1 17.14 0.00 1.97 2.80 0.06 78.03 Average: 2 16.03 0.00 1.73 1.60 0.07 80.57 Average: 3 35.45 0.00 2.72 0.69 0.09 61.04