---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3868 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: 2800.000 BogoMIPS: 5600.00 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 9.0G 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 594 12588 0 2857 15118 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:1e:2d:dc brd ff:ff:ff:ff:ff:ff inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe1e:2ddc/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-3868) 08/03/26 _x86_64_ (4 CPU) 23:24:40 LINUX RESTART (4 CPU) 23:25:01 tps rtps wtps bread/s bwrtn/s 23:26:02 165.71 30.13 135.58 955.57 42710.61 23:27:01 131.03 4.00 127.03 111.85 18017.96 23:28:01 19.50 5.57 13.93 415.00 1887.55 Average: 105.27 13.28 91.98 496.27 20887.99 23:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:26:02 13653672 15452852 2771296 16.87 70540 1919864 1124044 6.43 777164 1760748 342864 23:27:01 12692536 14674956 3732432 22.72 79188 2087060 1700648 9.73 1570380 1912788 8952 23:28:01 12225856 14326316 4199112 25.57 82068 2197848 2081652 11.91 1972844 1965084 62204 Average: 12857355 14818041 3567613 21.72 77265 2068257 1635448 9.36 1440129 1879540 138007 23:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:26:02 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 23:26:02 ens3 157.01 103.83 1876.17 21.39 0.00 0.00 0.00 0.00 23:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:27:01 ens3 324.56 247.59 2550.77 50.53 0.00 0.00 0.00 0.00 23:28:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:28:01 ens3 2258.04 1539.29 950.26 567.65 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 916.49 632.37 1788.17 214.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3868) 08/03/26 _x86_64_ (4 CPU) 23:24:40 LINUX RESTART (4 CPU) 23:25:01 CPU %user %nice %system %iowait %steal %idle 23:26:02 all 22.20 0.00 1.59 2.34 0.05 73.82 23:26:02 0 6.98 0.00 1.20 5.34 0.05 86.43 23:26:02 1 13.43 0.00 1.17 0.42 0.05 84.93 23:26:02 2 5.79 0.00 0.48 2.25 0.03 91.44 23:26:02 3 62.71 0.00 3.49 1.33 0.08 32.38 23:27:01 all 29.15 0.00 1.27 0.44 0.07 69.07 23:27:01 0 27.79 0.00 1.45 1.50 0.08 69.17 23:27:01 1 41.36 0.00 1.16 0.08 0.07 57.33 23:27:01 2 26.87 0.00 0.95 0.08 0.05 72.04 23:27:01 3 20.69 0.00 1.50 0.10 0.05 77.66 23:28:01 all 37.04 0.00 6.39 0.08 0.06 56.44 23:28:01 0 32.38 0.00 5.90 0.20 0.05 61.47 23:28:01 1 49.67 0.00 8.76 0.02 0.07 41.48 23:28:01 2 35.56 0.00 2.85 0.03 0.07 61.49 23:28:01 3 30.47 0.00 8.04 0.07 0.07 61.35 Average: all 29.46 0.00 3.08 0.96 0.06 66.44 Average: 0 22.36 0.00 2.86 2.35 0.06 72.37 Average: 1 34.77 0.00 3.71 0.17 0.06 61.28 Average: 2 22.65 0.00 1.42 0.80 0.05 75.07 Average: 3 38.03 0.00 4.35 0.50 0.07 57.05