---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1397 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 423 1314 0 2206 3257 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:5f:5c:e3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe5f:5ce3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1397) 12/02/23 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 91.02 36.96 54.06 1701.18 6693.02 07:07:01 113.68 37.17 76.52 2140.80 13018.27 07:08:01 33.09 1.28 31.81 63.59 6258.82 Average: 79.26 25.14 54.13 1301.81 8656.46 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1759100 3386300 2279544 56.44 50708 1731000 585912 11.52 536656 1569016 172960 07:07:01 1327692 3306196 2710952 67.13 62036 2058484 635892 12.50 741088 1771028 110940 07:08:01 1403676 3393604 2634968 65.24 67360 2064024 548336 10.78 665092 1770248 26580 Average: 1496823 3362033 2541821 62.94 60035 1951169 590047 11.60 647612 1703431 103493 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:06:01 ens3 104.00 90.95 1217.33 18.45 0.00 0.00 0.00 0.00 07:07:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:07:01 ens3 270.83 290.17 1462.09 56.20 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 62.51 72.59 52.88 607.85 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 145.77 151.23 910.74 227.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1397) 12/02/23 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.06 0.00 1.36 2.69 0.05 76.83 07:06:01 0 21.85 0.00 1.39 1.02 0.03 75.72 07:06:01 1 11.80 0.00 1.23 6.73 0.03 80.21 07:06:01 2 6.00 0.00 0.57 0.28 0.05 93.10 07:06:01 3 36.63 0.00 2.28 2.74 0.08 58.26 07:07:01 all 30.82 0.00 1.56 1.99 0.07 65.56 07:07:01 0 29.48 0.00 1.10 0.95 0.07 68.40 07:07:01 1 26.83 0.00 1.65 3.76 0.08 67.67 07:07:01 2 32.92 0.00 1.41 0.28 0.07 65.32 07:07:01 3 34.08 0.00 2.08 2.95 0.07 60.83 07:08:01 all 18.81 0.00 0.94 0.93 0.05 79.28 07:08:01 0 28.78 0.00 0.97 0.15 0.05 70.05 07:08:01 1 6.41 0.00 0.65 0.77 0.02 92.15 07:08:01 2 36.63 0.00 1.53 0.07 0.07 61.70 07:08:01 3 3.29 0.00 0.62 2.71 0.07 93.31 Average: all 22.89 0.00 1.29 1.87 0.06 73.90 Average: 0 26.70 0.00 1.15 0.71 0.05 71.39 Average: 1 15.02 0.00 1.18 3.76 0.04 80.00 Average: 2 25.19 0.00 1.17 0.21 0.06 73.37 Average: 3 24.66 0.00 1.66 2.80 0.07 70.81