---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4953 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 471 5220 0 2283 7221 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:42:5e:68 brd ff:ff:ff:ff:ff:ff inet 10.32.6.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe42:5e68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4953) 07/04/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 141.56 56.39 85.17 3652.32 40644.58 07:07:01 58.33 0.17 58.16 22.23 10490.56 07:08:01 78.19 38.26 39.93 2232.16 7411.43 07:09:01 30.31 3.47 26.84 132.76 8338.69 Average: 77.17 24.67 52.50 1516.03 16747.03 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6009484 7435484 2157936 26.42 37348 1568604 681932 7.40 566372 1428616 86752 07:07:01 5711808 7419332 2455612 30.07 57124 1812476 676140 7.34 581412 1675124 145272 07:08:01 5377116 7409672 2790304 34.16 65992 2121016 671796 7.29 735552 1840516 214004 07:09:01 5378736 7427580 2788684 34.14 68332 2134252 649976 7.05 726924 1845548 10164 Average: 5619286 7423017 2548134 31.20 57199 1909087 669961 7.27 652565 1697451 114048 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 453.69 232.74 1484.68 64.53 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 41.06 34.42 368.64 4.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 205.67 181.24 2024.07 34.45 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 63.68 72.08 30.88 686.33 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 191.65 130.52 979.57 198.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4953) 07/04/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.50 0.00 2.39 4.94 1.86 69.31 07:06:02 0 31.57 0.00 2.00 1.16 2.03 63.25 07:06:02 1 10.18 0.00 3.96 6.18 1.76 77.92 07:06:02 2 27.17 0.00 1.91 9.11 2.01 59.80 07:06:02 3 17.06 0.00 1.68 3.35 1.61 76.30 07:07:01 all 18.98 0.00 1.13 1.60 1.16 77.14 07:07:01 0 43.94 0.00 2.13 0.25 2.68 50.99 07:07:01 1 9.42 0.00 0.83 0.98 0.64 88.12 07:07:01 2 10.47 0.00 1.05 4.95 0.59 82.94 07:07:01 3 11.83 0.00 0.49 0.22 0.73 86.73 07:08:01 all 39.11 0.00 2.13 1.55 3.61 53.60 07:08:01 0 44.83 0.00 2.14 0.78 3.75 48.51 07:08:01 1 39.22 0.00 2.20 2.39 3.17 53.02 07:08:01 2 34.70 0.00 1.75 1.31 3.26 58.98 07:08:01 3 37.73 0.00 2.44 1.74 4.25 53.84 07:09:01 all 20.64 0.00 0.95 0.98 1.10 76.32 07:09:01 0 5.85 0.00 0.70 0.02 0.58 92.86 07:09:01 1 8.61 0.00 0.56 0.91 1.01 88.90 07:09:01 2 63.57 0.00 1.83 2.89 2.11 29.60 07:09:01 3 4.56 0.00 0.70 0.12 0.73 93.89 Average: all 25.10 0.00 1.65 2.27 1.94 69.04 Average: 0 31.52 0.00 1.74 0.55 2.26 63.93 Average: 1 16.90 0.00 1.90 2.63 1.65 76.92 Average: 2 34.09 0.00 1.64 4.56 2.00 57.71 Average: 3 17.87 0.00 1.33 1.36 1.84 77.60