---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2990 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 465 5248 0 2262 7227 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:ee:1a:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feee:1ad3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2990) 06/09/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 160.59 76.24 84.35 4703.22 40751.49 14:57:01 55.96 0.17 55.79 22.23 9414.44 14:58:01 109.20 38.64 70.56 2185.14 9583.47 14:59:01 34.03 3.52 30.51 134.78 5656.12 Average: 90.09 29.76 60.32 1768.56 16379.83 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6024600 7455144 2142820 26.24 36756 1573560 660628 7.17 545804 1435200 87556 14:57:01 5702760 7420412 2464660 30.18 57216 1822040 687200 7.46 581568 1683880 164600 14:58:01 5311456 7202960 2855964 34.97 65240 1981876 907760 9.85 877484 1766484 6252 14:59:01 5393192 7417160 2774228 33.97 68888 2109044 658452 7.14 728600 1831100 9292 Average: 5608002 7373919 2559418 31.34 57025 1871630 728510 7.90 683364 1679166 66925 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:56:02 ens3 417.05 232.71 1551.15 65.59 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 45.83 39.11 408.67 4.78 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:58:01 ens3 325.59 353.18 1490.09 64.72 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 117.76 126.68 285.91 620.79 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 227.31 188.54 936.15 189.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2990) 06/09/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.32 0.00 3.17 4.99 1.68 67.85 14:56:02 0 28.30 0.00 2.87 4.75 1.52 62.56 14:56:02 1 13.44 0.00 1.25 2.47 1.07 81.77 14:56:02 2 27.71 0.00 2.57 6.41 1.94 61.36 14:56:02 3 19.80 0.00 5.95 6.35 2.18 65.73 14:57:01 all 20.37 0.00 1.29 1.84 1.05 75.46 14:57:01 0 1.69 0.00 0.20 0.00 0.30 97.80 14:57:01 1 50.61 0.00 3.16 0.29 2.08 43.86 14:57:01 2 17.84 0.00 0.73 6.01 1.00 74.42 14:57:01 3 11.30 0.00 1.03 1.07 0.78 85.82 14:58:01 all 45.97 0.00 2.48 1.82 3.97 45.76 14:58:01 0 49.41 0.00 2.70 1.97 4.15 41.76 14:58:01 1 42.99 0.00 2.50 1.04 3.92 49.55 14:58:01 2 48.29 0.00 1.69 0.94 3.51 45.56 14:58:01 3 43.22 0.00 3.05 3.29 4.33 46.11 14:59:01 all 21.49 0.00 1.27 0.93 1.37 74.94 14:59:01 0 35.79 0.00 1.78 0.43 1.50 60.50 14:59:01 1 36.38 0.00 1.30 0.13 1.58 60.60 14:59:01 2 5.54 0.00 0.74 2.02 1.26 90.44 14:59:01 3 8.39 0.00 1.25 1.13 1.11 88.12 Average: all 27.59 0.00 2.06 2.39 2.02 65.94 Average: 0 28.93 0.00 1.90 1.79 1.88 65.51 Average: 1 35.82 0.00 2.05 0.98 2.17 58.98 Average: 2 24.87 0.00 1.44 3.83 1.93 67.92 Average: 3 20.76 0.00 2.83 2.97 2.11 71.34