---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11182 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 8.4G 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 677 13159 0 2202 15046 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:a6:9f:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86214sec preferred_lft 86214sec inet6 fe80::f816:3eff:fea6:9fa8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11182) 11/08/25 _x86_64_ (4 CPU) 07:19:23 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps bread/s bwrtn/s 07:21:01 193.52 18.30 175.22 702.28 49029.43 07:22:01 65.16 2.58 62.57 160.24 20510.71 Average: 129.34 10.44 118.90 431.26 34770.07 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 13153212 15024172 3271756 19.92 76048 1983116 1233684 7.06 1230496 1800220 103000 07:22:01 13480748 15408548 2944220 17.93 81132 2031804 858852 4.92 877544 1822844 28688 Average: 13316980 15216360 3107988 18.92 78590 2007460 1046268 5.99 1054020 1811532 65844 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:01 ens3 326.41 268.99 3999.97 48.62 0.00 0.00 0.00 0.00 07:21:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 07:22:01 ens3 848.26 483.05 581.30 193.70 0.00 0.00 0.00 0.00 07:22:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 587.34 376.02 2290.63 121.16 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11182) 11/08/25 _x86_64_ (4 CPU) 07:19:23 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 30.22 0.00 1.81 4.41 0.08 63.49 07:21:01 0 20.36 0.00 1.27 1.44 0.05 76.89 07:21:01 1 21.54 0.00 1.46 13.50 0.08 63.41 07:21:01 2 24.27 0.00 1.25 0.35 0.08 74.04 07:21:01 3 54.73 0.00 3.26 2.38 0.10 39.53 07:22:01 all 45.49 0.00 2.32 0.64 0.08 51.48 07:22:01 0 45.61 0.00 2.25 0.23 0.07 51.84 07:22:01 1 39.54 0.00 2.41 1.51 0.08 56.46 07:22:01 2 43.40 0.00 2.24 0.65 0.07 53.65 07:22:01 3 53.41 0.00 2.38 0.15 0.10 43.95 Average: all 37.86 0.00 2.06 2.52 0.08 57.48 Average: 0 32.99 0.00 1.76 0.83 0.06 64.36 Average: 1 30.55 0.00 1.93 7.50 0.08 59.93 Average: 2 33.84 0.00 1.75 0.50 0.08 63.84 Average: 3 54.07 0.00 2.82 1.27 0.10 41.74