---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3189 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5211 0 2289 7218 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:9e:0f:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe9e:fc7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3189) 06/12/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 154.34 65.09 89.25 4273.15 41173.29 07:07:01 81.13 29.30 51.83 1665.60 10036.87 07:08:01 54.02 9.58 44.44 598.57 9423.63 07:09:01 24.60 3.47 21.13 131.98 5937.41 Average: 78.51 26.85 51.66 1667.33 16670.16 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5931044 7400792 2236376 27.38 39440 1608188 710052 7.70 610588 1458756 124244 07:07:01 5575552 7349520 2591868 31.73 58484 1876620 836476 9.08 667376 1722992 153708 07:08:01 5333956 7378476 2833464 34.69 66360 2132496 691624 7.50 766816 1851584 148672 07:09:01 5373308 7426784 2794112 34.21 68504 2138496 643420 6.98 726788 1850740 8672 Average: 5553465 7388893 2613955 32.00 58197 1938950 720393 7.82 692892 1721018 108824 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:06:02 ens3 423.08 245.81 1529.34 65.96 0.00 0.00 0.00 0.00 07:07:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 66.72 55.51 533.65 14.37 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 07:08:01 ens3 172.19 161.91 1860.53 24.16 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 63.76 70.25 31.66 683.77 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 181.91 133.69 990.68 197.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3189) 06/12/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.30 0.00 2.63 4.84 0.87 69.36 07:06:02 0 21.87 0.00 2.15 3.39 0.90 71.69 07:06:02 1 20.08 0.00 1.69 2.33 0.70 75.20 07:06:02 2 31.92 0.00 5.07 4.77 1.22 57.02 07:06:02 3 15.34 0.00 1.61 8.90 0.65 73.51 07:07:01 all 21.66 0.00 1.38 1.77 0.75 74.43 07:07:01 0 5.85 0.00 0.63 3.00 0.54 89.99 07:07:01 1 36.00 0.00 1.83 0.42 0.95 60.79 07:07:01 2 25.20 0.00 1.78 2.05 0.78 70.19 07:07:01 3 19.64 0.00 1.31 1.60 0.73 76.73 07:08:01 all 35.44 0.00 1.91 0.95 1.94 59.76 07:08:01 0 41.17 0.00 1.33 0.40 2.00 55.10 07:08:01 1 28.85 0.00 1.82 0.50 1.79 67.03 07:08:01 2 33.07 0.00 1.67 0.57 1.93 62.77 07:08:01 3 38.65 0.00 2.80 2.33 2.03 54.19 07:09:01 all 20.03 0.00 1.17 0.72 0.54 77.54 07:09:01 0 8.29 0.00 0.78 1.38 0.33 89.20 07:09:01 1 11.25 0.00 0.91 0.42 0.34 87.09 07:09:01 2 29.27 0.00 1.28 0.07 0.77 68.62 07:09:01 3 31.22 0.00 1.72 0.98 0.75 65.33 Average: all 24.88 0.00 1.77 2.07 1.03 70.25 Average: 0 19.35 0.00 1.23 2.04 0.95 76.43 Average: 1 24.01 0.00 1.56 0.92 0.95 72.57 Average: 2 29.88 0.00 2.45 1.86 1.18 64.63 Average: 3 26.26 0.00 1.86 3.46 1.04 67.39