---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3427 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 8.5G 69G 11% / 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 551 13227 0 2261 15167 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:f9:8c:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.241/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86250sec preferred_lft 86250sec inet6 fe80::f816:3eff:fef9:8cb8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3427) 04/03/26 _x86_64_ (4 CPU) 09:27:49 LINUX RESTART (4 CPU) 09:28:01 tps rtps wtps bread/s bwrtn/s 09:29:02 291.92 30.98 260.94 1051.96 64997.97 09:30:01 118.91 1.22 117.69 138.15 13232.88 Average: 206.14 16.22 189.92 598.89 39332.89 09:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:02 13979640 15577976 2445328 14.89 59252 1737968 732944 4.19 714068 1511848 104228 09:30:01 13578704 15555236 2846264 17.33 86568 2069736 750536 4.30 757164 1831460 171344 Average: 13779172 15566606 2645796 16.11 72910 1903852 741740 4.24 735616 1671654 137786 09:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:02 ens3 318.63 216.38 1911.22 58.64 0.00 0.00 0.00 0.00 09:29:02 lo 2.60 2.60 0.29 0.29 0.00 0.00 0.00 0.00 09:30:01 ens3 97.71 73.31 1335.51 12.96 0.00 0.00 0.00 0.00 09:30:01 lo 1.63 1.63 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 209.10 145.45 1625.78 35.99 0.00 0.00 0.00 0.00 Average: lo 2.12 2.12 0.23 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3427) 04/03/26 _x86_64_ (4 CPU) 09:27:49 LINUX RESTART (4 CPU) 09:28:01 CPU %user %nice %system %iowait %steal %idle 09:29:02 all 23.96 0.00 2.66 5.38 0.08 67.93 09:29:02 0 15.88 0.00 2.25 6.91 0.08 74.87 09:29:02 1 25.93 0.00 2.33 1.20 0.08 70.46 09:29:02 2 29.48 0.00 2.39 9.05 0.07 59.02 09:29:02 3 24.56 0.00 3.65 4.34 0.08 67.36 09:30:01 all 18.44 0.00 1.33 4.72 0.06 75.45 09:30:01 0 22.23 0.00 2.16 9.20 0.08 66.33 09:30:01 1 4.33 0.00 0.58 7.03 0.08 87.98 09:30:01 2 9.57 0.00 0.75 1.26 0.03 88.40 09:30:01 3 37.57 0.00 1.85 1.44 0.05 59.10 Average: all 21.22 0.00 2.00 5.05 0.07 71.66 Average: 0 19.03 0.00 2.21 8.04 0.08 70.64 Average: 1 15.22 0.00 1.46 4.09 0.08 79.14 Average: 2 19.59 0.00 1.57 5.18 0.05 73.60 Average: 3 31.03 0.00 2.75 2.90 0.07 63.25