---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11155 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: 2799.934 BogoMIPS: 5599.86 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 8.9G 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 614 12645 0 2780 15097 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:48:67:65 brd ff:ff:ff:ff:ff:ff inet 10.30.107.84/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe48:6765/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11155) 08/10/26 _x86_64_ (4 CPU) 19:04:59 LINUX RESTART (4 CPU) 19:05:01 tps rtps wtps bread/s bwrtn/s 19:06:02 391.12 63.31 327.81 4363.01 110077.79 19:07:01 133.32 29.38 103.93 1732.05 15229.42 19:08:01 79.75 11.41 68.34 808.00 10050.19 19:09:01 12.03 2.43 9.60 67.18 664.05 Average: 154.14 26.62 127.51 1742.53 34082.51 19:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:06:02 13999312 15564972 2425656 14.77 60932 1706628 809848 4.63 646356 1566340 170452 19:07:01 13566380 15438872 2858588 17.40 78888 1981652 1123948 6.43 819396 1798100 19168 19:08:01 11948308 14129664 4476660 27.26 89540 2267816 2330664 13.34 2201160 2007760 12324 19:09:01 12091348 14281396 4333620 26.38 90052 2276152 1987484 11.37 2073908 1992328 5064 Average: 12901337 14853726 3523631 21.45 79853 2058062 1562986 8.94 1435205 1841132 51752 19:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:06:02 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 19:06:02 ens3 449.14 273.67 1820.15 77.32 0.00 0.00 0.00 0.00 19:07:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 19:07:01 ens3 211.29 184.05 1284.96 45.65 0.00 0.00 0.00 0.00 19:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:08:01 ens3 406.45 314.01 3382.05 77.10 0.00 0.00 0.00 0.00 19:09:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 19:09:01 ens3 191.47 114.90 48.93 40.47 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 315.01 221.81 1635.42 60.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11155) 08/10/26 _x86_64_ (4 CPU) 19:04:59 LINUX RESTART (4 CPU) 19:05:01 CPU %user %nice %system %iowait %steal %idle 19:06:02 all 20.17 0.00 2.85 4.71 0.06 72.21 19:06:02 0 23.99 0.00 3.04 2.54 0.07 70.36 19:06:02 1 14.70 0.00 2.43 8.57 0.07 74.24 19:06:02 2 24.28 0.00 3.40 2.90 0.10 69.33 19:06:02 3 17.69 0.00 2.50 4.86 0.07 74.90 19:07:01 all 16.17 0.00 1.74 0.88 0.07 81.14 19:07:01 0 10.63 0.00 1.14 0.24 0.05 87.94 19:07:01 1 27.33 0.00 2.00 0.51 0.07 70.08 19:07:01 2 11.50 0.00 1.43 2.54 0.05 84.48 19:07:01 3 15.21 0.00 2.39 0.26 0.09 82.06 19:08:01 all 54.75 0.00 2.61 0.15 0.10 42.39 19:08:01 0 51.04 0.00 2.42 0.12 0.10 46.32 19:08:01 1 59.87 0.00 2.43 0.00 0.12 37.59 19:08:01 2 60.49 0.00 2.65 0.35 0.10 36.42 19:08:01 3 47.59 0.00 2.95 0.12 0.10 49.24 19:09:01 all 71.85 0.00 2.42 0.03 0.11 25.59 19:09:01 0 74.59 0.00 2.51 0.03 0.08 22.78 19:09:01 1 74.67 0.00 2.25 0.02 0.10 22.96 19:09:01 2 66.61 0.00 2.83 0.03 0.13 30.39 19:09:01 3 71.56 0.00 2.11 0.03 0.10 26.20 Average: all 40.85 0.00 2.41 1.44 0.09 55.21 Average: 0 40.17 0.00 2.28 0.73 0.08 56.73 Average: 1 44.23 0.00 2.28 2.28 0.09 51.13 Average: 2 40.87 0.00 2.58 1.45 0.10 55.01 Average: 3 38.13 0.00 2.48 1.32 0.09 57.98