---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2780 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 672K 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 560 13130 0 2348 15166 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6d:04:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe6d:4b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2780) 11/22/23 _x86_64_ (4 CPU) 04:48:31 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 94.50 17.06 77.44 1016.23 27628.06 04:51:01 120.74 16.96 103.78 663.78 33910.70 04:52:01 12.57 0.00 12.57 0.00 13540.67 04:53:01 36.30 28.76 7.55 1936.82 5598.67 Average: 66.03 15.70 50.34 904.28 20169.76 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13933052 15569036 2491916 15.17 63728 1772132 806536 4.62 675072 1604240 205980 04:51:01 12671464 14487060 3753504 22.85 73412 1932908 1881388 10.77 1790144 1728860 11488 04:52:01 12284848 14102812 4140120 25.21 73784 1934496 2150180 12.31 2175972 1728596 2036 04:53:01 12720436 14784604 3704532 22.55 74632 2175956 1421948 8.14 1551060 1911112 23684 Average: 12902450 14735878 3522518 21.45 71389 1953873 1565013 8.96 1548062 1743202 60797 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 04:50:01 ens3 64.79 42.38 1153.80 7.70 0.00 0.00 0.00 0.00 04:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:51:01 ens3 207.80 158.18 1361.63 52.42 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 ens3 0.77 0.73 0.18 0.35 0.00 0.00 0.00 0.00 04:53:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:53:01 ens3 445.98 265.58 2682.62 75.39 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 179.85 116.73 1299.67 33.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2780) 11/22/23 _x86_64_ (4 CPU) 04:48:31 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 19.63 0.00 1.36 5.34 0.06 73.61 04:50:01 0 7.76 0.00 0.95 4.20 0.05 87.04 04:50:01 1 36.86 0.00 2.21 2.71 0.07 58.15 04:50:01 2 20.85 0.00 1.29 1.19 0.07 76.60 04:50:01 3 13.09 0.00 1.00 13.26 0.03 72.61 04:51:01 all 48.82 0.00 1.67 2.24 0.10 47.16 04:51:01 0 36.31 0.00 1.44 4.09 0.12 58.04 04:51:01 1 54.27 0.00 2.18 1.51 0.10 41.93 04:51:01 2 39.19 0.00 1.04 0.20 0.10 59.46 04:51:01 3 65.47 0.00 2.03 3.17 0.10 29.24 04:52:01 all 32.06 0.00 0.38 0.88 0.07 66.62 04:52:01 0 25.51 0.00 0.42 3.51 0.05 70.51 04:52:01 1 16.25 0.00 0.17 0.00 0.03 83.55 04:52:01 2 6.70 0.00 0.40 0.00 0.08 92.82 04:52:01 3 80.07 0.00 0.49 0.00 0.08 19.36 04:53:01 all 44.44 0.00 1.04 0.35 0.08 54.09 04:53:01 0 45.59 0.00 0.84 0.33 0.07 53.18 04:53:01 1 42.43 0.00 1.56 0.37 0.08 55.56 04:53:01 2 32.25 0.00 1.06 0.12 0.08 66.49 04:53:01 3 57.43 0.00 0.73 0.58 0.08 41.17 Average: all 36.23 0.00 1.11 2.20 0.08 60.38 Average: 0 28.78 0.00 0.91 3.03 0.07 67.20 Average: 1 37.43 0.00 1.53 1.15 0.07 59.82 Average: 2 24.73 0.00 0.95 0.38 0.08 73.87 Average: 3 53.98 0.00 1.06 4.26 0.08 40.62