---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5853 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 8.5G 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 589 13146 0 2303 15136 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:c3:ba:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fec3:baa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5853) 02/07/26 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 180.48 17.71 162.77 700.36 55367.84 04:51:01 24.25 0.25 24.00 8.13 2258.42 04:52:01 30.86 24.80 6.07 1807.03 4962.91 04:53:01 218.83 4.75 214.08 200.37 4629.50 Average: 113.32 11.85 101.47 678.88 16643.34 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 12934696 14691932 3490272 21.25 73160 1875704 1775320 10.16 1557204 1700544 50916 04:51:01 12257320 14028516 4167648 25.37 74032 1888096 2267208 12.98 2230336 1702560 2552 04:52:01 12562688 14580528 3862280 23.51 74548 2131036 1629132 9.32 1718324 1905644 49288 04:53:01 13507580 15545320 2917388 17.76 78004 2146384 801108 4.58 812056 1867196 24504 Average: 12815571 14711574 3609397 21.98 74936 2010305 1618192 9.26 1579480 1793986 31815 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 04:50:01 ens3 211.93 159.70 2205.36 35.89 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:51:01 ens3 46.74 28.56 72.65 9.48 0.00 0.00 0.00 0.00 04:52:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 04:52:01 ens3 313.16 203.62 3094.36 45.59 0.00 0.00 0.00 0.00 04:53:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 04:53:01 ens3 249.93 143.91 80.82 96.05 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 205.41 133.84 1359.78 46.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5853) 02/07/26 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 35.48 0.00 1.78 3.23 0.09 59.42 04:50:01 0 26.71 0.00 0.83 4.93 0.07 67.45 04:50:01 1 22.62 0.00 1.72 5.43 0.10 70.12 04:50:01 2 45.25 0.00 1.61 1.10 0.08 51.95 04:50:01 3 47.31 0.00 2.97 1.47 0.12 48.13 04:51:01 all 40.08 0.00 0.73 0.13 0.09 58.97 04:51:01 0 21.44 0.00 0.75 0.05 0.10 77.66 04:51:01 1 29.53 0.00 0.64 0.45 0.08 69.30 04:51:01 2 28.02 0.00 0.53 0.00 0.08 71.37 04:51:01 3 81.26 0.00 1.00 0.00 0.10 17.64 04:52:01 all 41.31 0.00 0.97 0.36 0.10 57.26 04:52:01 0 28.37 0.00 0.90 0.22 0.08 70.43 04:52:01 1 38.14 0.00 0.65 0.12 0.10 60.98 04:52:01 2 67.62 0.00 1.20 0.53 0.12 30.52 04:52:01 3 31.10 0.00 1.12 0.59 0.07 67.13 04:53:01 all 38.25 0.00 1.62 1.12 0.09 58.93 04:53:01 0 56.11 0.00 2.07 0.50 0.10 41.22 04:53:01 1 24.41 0.00 1.14 1.43 0.07 72.96 04:53:01 2 31.35 0.00 1.80 2.30 0.08 64.46 04:53:01 3 41.08 0.00 1.47 0.22 0.10 57.14 Average: all 38.79 0.00 1.27 1.20 0.09 58.64 Average: 0 33.19 0.00 1.14 1.41 0.09 64.17 Average: 1 28.70 0.00 1.03 1.84 0.09 68.33 Average: 2 43.04 0.00 1.29 0.99 0.09 54.59 Average: 3 50.22 0.00 1.63 0.56 0.10 47.49