---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-132 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 467 5289 0 2219 7228 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:35:c0:95 brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe35:c095/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-132) 05/06/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:02 100.42 29.30 71.12 968.24 5626.32 07:07:01 77.84 31.29 46.54 1723.89 8288.04 07:08:01 42.42 10.71 31.71 633.44 7483.41 07:09:01 28.16 0.35 27.81 33.72 5693.17 Average: 61.98 17.81 44.17 835.55 6771.29 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5848680 7401620 2318732 28.39 46260 1679448 705560 7.66 635672 1505724 168348 07:07:01 5636952 7376560 2530460 30.98 59484 1842560 829620 9.00 671276 1660664 113440 07:08:01 5450332 7431696 2717080 33.27 65352 2072852 654960 7.11 719220 1787572 150768 07:09:01 5427060 7412064 2740352 33.55 67640 2073976 671240 7.28 745272 1784916 8576 Average: 5590756 7405485 2576656 31.55 59684 1917209 715345 7.76 692860 1684719 110283 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 07:06:02 ens3 257.04 162.16 1230.52 51.90 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 106.07 91.02 843.67 19.78 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 180.65 171.37 1468.67 687.22 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.91 13.41 9.91 6.61 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 138.81 109.35 886.98 192.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-132) 05/06/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.20 0.00 1.61 3.74 2.16 71.29 07:06:02 0 12.05 0.00 1.28 4.44 1.58 80.65 07:06:02 1 23.32 0.00 1.52 2.34 2.17 70.65 07:06:02 2 27.08 0.00 1.93 0.74 2.88 67.37 07:06:02 3 22.35 0.00 1.70 7.44 2.00 66.50 07:07:01 all 25.23 0.00 1.66 2.36 3.72 67.03 07:07:01 0 33.26 0.00 1.53 1.53 3.52 60.16 07:07:01 1 16.05 0.00 1.49 4.96 3.64 73.86 07:07:01 2 36.10 0.00 2.30 1.30 4.43 55.87 07:07:01 3 15.46 0.00 1.32 1.67 3.28 78.27 07:08:01 all 31.33 0.00 1.73 1.26 4.18 61.49 07:08:01 0 26.46 0.00 1.58 0.36 3.34 68.26 07:08:01 1 26.16 0.00 1.28 1.81 4.01 66.75 07:08:01 2 45.63 0.00 2.17 0.69 4.88 46.62 07:08:01 3 27.16 0.00 1.88 2.16 4.49 64.31 07:09:01 all 19.66 0.00 0.84 1.08 1.67 76.75 07:09:01 0 5.06 0.00 0.47 0.08 0.43 93.96 07:09:01 1 12.60 0.00 1.14 3.76 1.42 81.08 07:09:01 2 38.33 0.00 1.11 0.28 2.42 57.86 07:09:01 3 22.55 0.00 0.64 0.23 2.39 74.19 Average: all 24.38 0.00 1.46 2.10 2.94 69.12 Average: 0 19.22 0.00 1.21 1.59 2.22 75.75 Average: 1 19.54 0.00 1.36 3.21 2.81 73.08 Average: 2 36.83 0.00 1.88 0.75 3.66 56.89 Average: 3 21.91 0.00 1.39 2.85 3.05 70.80