---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8681 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 8.2G 70G 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 554 13455 0 2029 15176 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:a8:97:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.208/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fea8:97a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8681) 11/04/25 _x86_64_ (4 CPU) 14:27:13 LINUX RESTART (4 CPU) 14:28:02 tps rtps wtps bread/s bwrtn/s 14:29:01 60.86 3.71 57.15 35.38 20763.54 14:30:01 108.83 28.30 80.53 1652.53 25175.07 14:31:01 75.49 6.51 68.98 246.32 21764.48 Average: 81.84 12.89 68.95 648.03 22577.48 14:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:29:01 14069484 15509428 2355484 14.34 49604 1600044 834388 4.78 708192 1452372 49344 14:30:01 13757940 15466036 2667028 16.24 69760 1832664 895948 5.13 761996 1678308 98224 14:31:01 13790608 15558436 2634360 16.04 74756 1885564 783280 4.48 710932 1694016 31696 Average: 13872677 15511300 2552291 15.54 64707 1772757 837872 4.80 727040 1608232 59755 14:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:29:01 ens3 60.27 44.31 834.70 8.13 0.00 0.00 0.00 0.00 14:29:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 14:30:01 ens3 54.53 39.92 503.11 10.29 0.00 0.00 0.00 0.00 14:30:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 14:31:01 ens3 76.24 67.28 521.10 16.15 0.00 0.00 0.00 0.00 14:31:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 63.70 50.54 618.45 11.54 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8681) 11/04/25 _x86_64_ (4 CPU) 14:27:13 LINUX RESTART (4 CPU) 14:28:02 CPU %user %nice %system %iowait %steal %idle 14:29:01 all 7.03 0.00 0.52 17.83 0.03 74.59 14:29:01 0 3.77 0.00 0.24 1.37 0.02 94.60 14:29:01 1 6.96 0.00 0.54 1.27 0.02 91.21 14:29:01 2 6.96 0.00 0.97 66.90 0.03 25.14 14:29:01 3 10.43 0.00 0.32 2.01 0.03 87.20 14:30:01 all 14.67 0.00 0.97 13.38 0.06 70.93 14:30:01 0 23.16 0.00 1.07 4.86 0.08 70.82 14:30:01 1 9.64 0.00 0.63 5.51 0.03 84.18 14:30:01 2 20.97 0.00 1.81 42.68 0.08 34.46 14:30:01 3 4.93 0.00 0.35 0.52 0.05 94.15 14:31:01 all 16.41 0.00 1.07 12.30 0.06 70.17 14:31:01 0 38.96 0.00 1.70 18.40 0.08 40.85 14:31:01 1 6.40 0.00 0.48 0.35 0.03 92.73 14:31:01 2 6.66 0.00 0.97 27.01 0.05 65.31 14:31:01 3 13.61 0.00 1.12 3.46 0.05 81.76 Average: all 12.73 0.00 0.85 14.48 0.05 71.88 Average: 0 22.06 0.00 1.01 8.24 0.06 68.63 Average: 1 7.67 0.00 0.55 2.39 0.03 89.36 Average: 2 11.56 0.00 1.25 45.40 0.06 41.74 Average: 3 9.65 0.00 0.60 1.99 0.04 87.71