---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5535 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 7.7G 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 488 5232 0 2255 7203 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:7e:71:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe7e:7136/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5535) 07/11/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 121.56 54.07 67.49 3563.27 6112.06 12:49:01 79.47 29.91 49.56 1679.99 9182.07 12:50:01 75.66 8.43 67.23 497.30 8547.55 12:51:01 28.65 2.03 26.61 118.65 5628.26 Average: 76.33 23.61 52.72 1464.76 7367.54 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5865136 7381244 2302284 28.19 41964 1649612 722172 7.84 640804 1488032 157060 12:49:01 5533112 7309960 2634308 32.25 59192 1878248 791244 8.59 707452 1722980 156492 12:50:01 5279248 7167524 2888172 35.36 65984 1977584 907356 9.85 910544 1762124 7084 12:51:01 5372696 7389576 2794724 34.22 68812 2102236 656752 7.13 753956 1824696 9828 Average: 5512548 7312076 2654872 32.51 58988 1901920 769381 8.35 753189 1699458 82616 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 403.55 240.06 1506.60 65.36 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 96.32 86.50 562.21 19.86 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 304.77 336.42 1352.23 59.45 0.00 0.00 0.00 0.00 12:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:51:01 ens3 80.99 92.92 259.14 618.35 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 221.41 188.98 920.06 190.75 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5535) 07/11/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.19 0.00 1.75 3.41 1.02 70.63 12:48:01 0 24.08 0.00 1.67 3.40 0.90 69.96 12:48:01 1 36.73 0.00 2.24 1.25 1.32 58.46 12:48:01 2 20.69 0.00 1.64 6.12 1.04 70.51 12:48:01 3 11.36 0.00 1.47 2.84 0.86 83.46 12:49:01 all 24.95 0.00 1.57 1.91 1.15 70.41 12:49:01 0 56.45 0.00 2.38 0.85 1.70 38.61 12:49:01 1 14.01 0.00 1.12 0.62 0.75 83.51 12:49:01 2 9.20 0.00 1.28 5.22 1.00 83.29 12:49:01 3 20.21 0.00 1.43 0.98 1.17 76.21 12:50:01 all 39.44 0.00 2.08 1.30 2.46 54.72 12:50:01 0 44.51 0.00 1.95 0.92 2.51 50.12 12:50:01 1 37.88 0.00 1.80 1.41 2.35 56.57 12:50:01 2 36.80 0.00 2.61 2.05 2.58 55.96 12:50:01 3 38.56 0.00 2.01 0.80 2.41 56.22 12:51:01 all 20.74 0.00 1.07 0.85 0.77 76.57 12:51:01 0 31.87 0.00 1.18 0.15 0.98 65.81 12:51:01 1 4.11 0.00 0.75 1.10 0.62 93.43 12:51:01 2 14.23 0.00 1.18 2.06 0.60 81.92 12:51:01 3 32.79 0.00 1.10 0.10 0.88 65.13 Average: all 27.08 0.00 1.61 1.87 1.35 68.08 Average: 0 39.22 0.00 1.79 1.33 1.52 56.13 Average: 1 23.17 0.00 1.47 1.10 1.26 73.01 Average: 2 20.23 0.00 1.68 3.86 1.30 72.92 Average: 3 25.71 0.00 1.50 1.18 1.33 70.27