---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-63 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 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 476 5322 0 2176 7219 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:10:64:40 brd ff:ff:ff:ff:ff:ff inet 10.32.7.30/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe10:6440/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-63) 04/09/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 121.65 53.76 67.89 3536.21 6459.74 07:07:01 78.49 29.95 48.54 1686.12 8376.74 07:08:01 68.81 8.83 59.97 510.58 7426.10 07:09:01 27.11 3.47 23.65 132.78 4892.65 Average: 74.01 24.00 50.01 1466.42 6788.81 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5908620 7376660 2258792 27.66 39708 1606724 743700 8.07 637472 1455084 98920 07:07:01 5592208 7296056 2575204 31.53 57996 1809896 806316 8.75 726256 1653672 103384 07:08:01 5457228 7389340 2710184 33.18 65412 2024512 698332 7.58 748728 1753108 118204 07:09:01 5480580 7422840 2686832 32.90 67448 2031908 651128 7.07 724396 1753632 10328 Average: 5609659 7371224 2557753 31.32 57641 1868260 724869 7.87 709213 1653874 82709 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 418.15 234.04 1486.31 66.72 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 85.92 80.59 486.82 19.51 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 325.40 347.83 1514.34 61.33 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 58.41 65.09 28.58 610.79 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 221.97 181.89 879.01 189.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-63) 04/09/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.78 0.00 1.74 4.40 2.49 68.60 07:06:01 0 17.83 0.00 1.90 2.87 2.11 75.28 07:06:01 1 13.40 0.00 1.31 5.42 2.03 77.84 07:06:01 2 21.15 0.00 1.24 1.19 2.38 74.05 07:06:01 3 38.60 0.00 2.51 8.13 3.43 47.32 07:07:01 all 24.38 0.00 1.68 2.42 2.53 68.99 07:07:01 0 28.86 0.00 1.89 2.70 2.35 64.21 07:07:01 1 8.34 0.00 0.48 0.86 2.24 88.09 07:07:01 2 42.75 0.00 2.56 1.98 3.09 49.61 07:07:01 3 17.65 0.00 1.79 4.13 2.43 74.00 07:08:01 all 40.78 0.00 2.22 0.99 4.63 51.38 07:08:01 0 45.09 0.00 3.12 2.58 4.95 44.27 07:08:01 1 39.01 0.00 1.87 0.64 4.41 54.07 07:08:01 2 42.74 0.00 1.66 0.58 4.61 50.42 07:08:01 3 36.28 0.00 2.23 0.18 4.56 56.74 07:09:01 all 20.41 0.00 0.95 1.03 1.66 75.95 07:09:01 0 14.97 0.00 0.87 3.10 2.05 79.01 07:09:01 1 28.04 0.00 1.06 0.68 2.11 68.11 07:09:01 2 36.53 0.00 1.41 0.25 1.87 59.94 07:09:01 3 2.04 0.00 0.47 0.08 0.62 96.79 Average: all 27.11 0.00 1.65 2.21 2.83 66.20 Average: 0 26.71 0.00 1.95 2.81 2.87 65.67 Average: 1 22.22 0.00 1.18 1.89 2.70 72.00 Average: 2 35.79 0.00 1.72 1.00 2.99 58.50 Average: 3 23.72 0.00 1.75 3.14 2.77 68.62