---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9864 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 623 12626 0 2789 15092 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:3f:1b:82 brd ff:ff:ff:ff:ff:ff inet 10.30.107.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe3f:1b82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9864) 05/12/26 _x86_64_ (4 CPU) 05:24:39 LINUX RESTART (4 CPU) 05:25:01 tps rtps wtps bread/s bwrtn/s 05:26:02 159.66 28.61 131.04 935.98 22140.04 05:27:01 98.80 6.03 92.76 424.47 22432.40 05:28:01 32.39 4.20 28.20 133.18 12106.25 Average: 96.94 12.99 83.95 498.29 18873.13 05:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:26:02 13642296 15389636 2782672 16.94 70672 1870120 1230904 7.04 847940 1706868 190880 05:27:01 12686584 14616500 3738384 22.76 78272 2038192 1612300 9.23 1643624 1851980 2484 05:28:01 12987792 15496704 3437176 20.93 82224 2603060 828988 4.74 983008 2192876 519924 Average: 13105557 15167613 3319411 20.21 77056 2170457 1224064 7.01 1158191 1917241 237763 05:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:26:02 lo 1.67 1.67 0.20 0.20 0.00 0.00 0.00 0.00 05:26:02 ens3 146.99 108.07 1948.46 23.01 0.00 0.00 0.00 0.00 05:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:27:01 ens3 988.21 600.44 2528.04 279.69 0.00 0.00 0.00 0.00 05:28:01 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 05:28:01 ens3 810.60 421.15 873.39 158.83 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 646.70 375.30 1779.14 153.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9864) 05/12/26 _x86_64_ (4 CPU) 05:24:39 LINUX RESTART (4 CPU) 05:25:01 CPU %user %nice %system %iowait %steal %idle 05:26:02 all 26.89 0.00 2.17 1.95 0.06 68.92 05:26:02 0 27.66 0.00 2.89 1.00 0.05 68.39 05:26:02 1 31.11 0.00 2.07 1.12 0.05 65.65 05:26:02 2 11.25 0.00 1.01 4.49 0.10 83.15 05:26:02 3 37.64 0.00 2.71 1.19 0.05 58.42 05:27:01 all 38.99 0.00 6.63 0.34 0.07 53.96 05:27:01 0 32.59 0.00 3.87 0.00 0.07 63.47 05:27:01 1 69.69 0.00 6.65 0.65 0.07 22.94 05:27:01 2 27.82 0.00 6.97 0.08 0.07 65.06 05:27:01 3 25.91 0.00 8.98 0.66 0.07 64.37 05:28:01 all 46.46 0.00 2.07 0.17 0.06 51.24 05:28:01 0 43.70 0.00 2.13 0.13 0.07 53.97 05:28:01 1 48.03 0.00 1.69 0.05 0.07 50.17 05:28:01 2 46.50 0.00 2.44 0.18 0.07 50.80 05:28:01 3 47.61 0.00 2.02 0.32 0.07 49.98 Average: all 37.43 0.00 3.60 0.83 0.07 58.07 Average: 0 34.66 0.00 2.96 0.38 0.06 61.94 Average: 1 49.49 0.00 3.45 0.61 0.06 46.39 Average: 2 28.49 0.00 3.46 1.60 0.08 66.37 Average: 3 37.12 0.00 4.55 0.72 0.06 57.55