---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4688 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 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 535 12635 0 2868 15175 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:9b:f6:3c brd ff:ff:ff:ff:ff:ff inet 10.30.107.49/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe9b:f63c/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-4688) 08/07/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 128.72 11.29 117.44 308.83 29597.29 03:07:01 97.05 4.48 92.57 128.38 13298.05 03:08:01 22.06 5.92 16.15 427.66 1839.43 Average: 82.35 7.21 75.15 288.18 14829.56 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13823172 15628976 2601796 15.84 73552 1922732 728924 4.17 598660 1771348 202188 03:07:01 12863504 14863412 3561464 21.68 85444 2095956 1454736 8.33 1388968 1919408 13236 03:08:01 11989128 14105336 4435840 27.01 88352 2205372 2103800 12.04 2212172 1960772 66364 Average: 12891935 14865908 3533033 21.51 82449 2074687 1429153 8.18 1399933 1883843 93929 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 177.46 145.69 1688.65 34.74 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 259.96 214.03 2499.71 39.05 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 659.94 426.36 573.45 243.12 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 366.84 262.68 1586.70 106.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4688) 08/07/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.97 0.00 1.37 1.98 0.06 82.63 03:06:01 0 28.74 0.00 2.29 0.46 0.08 68.43 03:06:01 1 6.85 0.00 0.98 1.27 0.03 90.86 03:06:01 2 6.79 0.00 0.72 1.99 0.07 90.43 03:06:01 3 13.45 0.00 1.49 4.18 0.05 80.82 03:07:01 all 37.16 0.00 1.56 0.36 0.08 60.83 03:07:01 0 24.86 0.00 1.07 0.15 0.08 73.84 03:07:01 1 59.83 0.00 1.50 0.94 0.08 37.64 03:07:01 2 34.13 0.00 1.58 0.05 0.08 64.15 03:07:01 3 29.86 0.00 2.08 0.37 0.08 67.61 03:08:01 all 41.89 0.00 5.73 0.40 0.08 51.90 03:08:01 0 38.03 0.00 1.55 0.38 0.07 59.97 03:08:01 1 44.85 0.00 8.44 0.22 0.07 46.42 03:08:01 2 42.97 0.00 9.76 0.33 0.07 46.87 03:08:01 3 41.73 0.00 3.21 0.62 0.10 54.34 Average: all 31.10 0.00 2.90 0.91 0.07 65.03 Average: 0 30.55 0.00 1.63 0.33 0.08 67.41 Average: 1 37.33 0.00 3.66 0.81 0.06 58.14 Average: 2 28.09 0.00 4.04 0.78 0.07 67.02 Average: 3 28.42 0.00 2.27 1.71 0.08 67.52