---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8260 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 616 12621 0 2801 15097 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:00:9d:6f brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe00:9d6f/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-8260) 05/05/26 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:00 tps rtps wtps bread/s bwrtn/s 03:06:01 118.88 10.92 107.97 298.71 19781.15 03:07:01 90.52 4.52 86.00 129.05 19885.49 03:08:01 26.90 5.88 21.01 423.26 9922.08 03:09:01 66.76 5.63 61.12 145.98 28149.44 Average: 75.94 6.75 69.19 249.45 19435.98 03:05:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13812220 15549232 2612748 15.91 72196 1858152 776760 4.45 677548 1707144 157324 03:07:01 12847216 14778044 3577752 21.78 83952 2031408 1515532 8.67 1474344 1855156 13692 03:08:01 12141504 14188532 4283464 26.08 86852 2140844 2109336 12.07 2126484 1898636 66436 03:09:01 12977804 15512676 3447164 20.99 92316 2616724 784436 4.49 992392 2187852 11608 Average: 12944686 15007121 3480282 21.19 83829 2161782 1296516 7.42 1317692 1912197 62265 03:05:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 188.61 160.53 1558.54 37.20 0.00 0.00 0.00 0.00 03:06:01 lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 03:07:01 ens3 292.93 235.96 2516.78 51.88 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 03:08:01 ens3 1392.08 815.53 774.36 386.59 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 03:09:01 ens3 205.73 173.94 336.85 1768.95 0.00 0.00 0.00 0.00 03:09:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 518.47 345.72 1297.72 558.98 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8260) 05/05/26 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:00 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 12.18 0.00 1.29 1.39 0.05 85.09 03:06:01 0 3.04 0.00 1.09 0.07 0.07 95.74 03:06:01 1 3.35 0.00 0.79 3.68 0.03 92.15 03:06:01 2 13.29 0.00 0.82 0.75 0.03 85.10 03:06:01 3 28.95 0.00 2.44 1.08 0.07 67.47 03:07:01 all 35.17 0.00 1.36 0.28 0.08 63.12 03:07:01 0 26.95 0.00 1.47 0.08 0.07 71.43 03:07:01 1 56.61 0.00 1.27 0.27 0.10 41.76 03:07:01 2 25.35 0.00 1.72 0.47 0.07 72.40 03:07:01 3 31.79 0.00 0.98 0.27 0.07 66.89 03:08:01 all 39.85 0.00 5.94 0.17 0.08 53.97 03:08:01 0 37.93 0.00 5.02 0.03 0.07 56.95 03:08:01 1 42.41 0.00 9.46 0.15 0.07 47.92 03:08:01 2 40.83 0.00 2.26 0.47 0.08 56.36 03:08:01 3 38.20 0.00 7.04 0.02 0.08 54.66 03:09:01 all 28.13 0.00 2.02 0.72 0.06 69.07 03:09:01 0 33.99 0.00 1.95 0.13 0.07 63.86 03:09:01 1 28.58 0.00 2.09 1.05 0.07 68.21 03:09:01 2 16.90 0.00 2.11 1.62 0.05 79.32 03:09:01 3 33.05 0.00 1.88 0.10 0.08 64.88 Average: all 28.76 0.00 2.64 0.64 0.06 67.89 Average: 0 25.38 0.00 2.37 0.08 0.07 72.10 Average: 1 32.65 0.00 3.39 1.29 0.07 62.60 Average: 2 24.03 0.00 1.72 0.83 0.06 73.36 Average: 3 32.98 0.00 3.08 0.37 0.07 63.50