---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2775 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 458 5228 0 2288 7232 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:72:12:aa brd ff:ff:ff:ff:ff:ff inet 10.32.7.227/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe72:12aa/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-2775) 06/06/26 _x86_64_ (4 CPU) 15:35:56 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 158.86 78.37 80.49 4693.88 40145.33 15:38:01 54.13 0.19 53.94 22.37 9302.42 15:39:01 96.27 16.00 80.27 570.57 13272.05 15:40:01 34.91 3.07 31.84 151.57 4361.14 Average: 86.17 24.51 61.67 1365.19 16801.48 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 6049560 7445344 2117860 25.93 36340 1540012 676956 7.35 554484 1402380 72220 15:38:01 5684392 7401556 2483028 30.40 57004 1822032 707040 7.67 609268 1674160 184560 15:39:01 4886384 6819856 3281036 40.17 65100 2022396 1240344 13.46 1221920 1841228 7052 15:40:01 5334392 7382116 2833028 34.69 68940 2130720 709912 7.70 709276 1904388 25384 Average: 5488682 7262218 2678738 32.80 56846 1878790 833563 9.04 773737 1705539 72304 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 404.35 219.28 1256.95 64.33 0.00 0.00 0.00 0.00 15:37:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 15:38:01 ens3 52.36 42.79 662.64 4.93 0.00 0.00 0.00 0.00 15:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:39:01 ens3 425.35 457.52 3128.41 83.11 0.00 0.00 0.00 0.00 15:39:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:40:01 ens3 134.86 149.99 652.39 35.28 0.00 0.00 0.00 0.00 15:40:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 255.07 218.13 1428.29 47.09 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2775) 06/06/26 _x86_64_ (4 CPU) 15:35:56 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 20.81 0.00 2.64 5.24 2.08 69.22 15:37:02 0 28.23 0.00 1.93 3.45 2.61 63.78 15:37:02 1 28.93 0.00 5.04 2.20 1.86 61.97 15:37:02 2 16.38 0.00 1.80 10.98 2.14 68.70 15:37:02 3 9.71 0.00 1.83 4.32 1.71 82.43 15:38:01 all 20.28 0.00 1.20 1.86 1.58 75.08 15:38:01 0 23.40 0.00 1.33 1.17 2.70 71.40 15:38:01 1 47.63 0.00 2.57 0.37 2.03 47.40 15:38:01 2 9.65 0.00 0.86 5.93 0.79 82.76 15:38:01 3 0.44 0.00 0.07 0.00 0.79 98.70 15:39:01 all 35.27 0.00 1.89 1.89 4.45 56.50 15:39:01 0 35.24 0.00 1.29 2.98 3.77 56.73 15:39:01 1 33.20 0.00 1.70 0.97 4.43 59.70 15:39:01 2 38.78 0.00 1.90 2.80 4.78 51.74 15:39:01 3 33.90 0.00 2.62 0.80 4.80 57.87 15:40:01 all 31.34 0.00 1.28 0.89 2.42 64.07 15:40:01 0 20.25 0.00 1.26 1.00 2.06 75.43 15:40:01 1 35.54 0.00 0.63 0.20 2.17 61.45 15:40:01 2 37.72 0.00 1.86 2.24 3.31 54.87 15:40:01 3 31.76 0.00 1.38 0.13 2.12 64.60 Average: all 26.97 0.00 1.75 2.47 2.64 66.17 Average: 0 26.80 0.00 1.45 2.15 2.79 66.81 Average: 1 36.27 0.00 2.48 0.94 2.63 57.68 Average: 2 25.75 0.00 1.61 5.48 2.77 64.40 Average: 3 19.07 0.00 1.48 1.32 2.37 75.76