---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-408 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:1a:37:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe1a:379a/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-408) 05/09/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 98.47 29.72 68.75 1003.36 5546.56 07:07:01 74.62 30.76 43.86 1695.32 9042.09 07:08:01 49.03 10.73 38.29 637.63 10884.45 07:09:01 23.16 0.35 22.81 33.73 2794.60 Average: 61.32 17.89 43.43 842.52 7066.80 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5906064 7403412 2261356 27.69 41024 1632852 705272 7.65 611296 1478288 133244 07:07:01 5727512 7467348 2439908 29.87 59412 1842580 823208 8.93 575656 1662860 130516 07:08:01 5442224 7424224 2725196 33.37 65344 2073084 665940 7.23 725704 1786984 65356 07:09:01 5431548 7416924 2735872 33.50 67484 2074208 675972 7.33 739184 1784856 10652 Average: 5626837 7427977 2540583 31.11 58316 1905681 717598 7.79 662960 1678247 84942 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 348.56 194.79 1370.79 58.64 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 101.50 88.07 828.22 19.35 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 174.04 170.47 1468.00 685.89 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 15.08 14.51 12.71 6.46 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 159.81 116.97 919.97 192.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-408) 05/09/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.40 0.00 1.70 2.99 2.11 70.80 07:06:01 0 22.46 0.00 1.31 1.04 2.20 72.98 07:06:01 1 29.27 0.00 1.91 4.18 2.10 62.55 07:06:01 2 17.79 0.00 1.99 6.28 2.41 71.53 07:06:01 3 20.09 0.00 1.59 0.43 1.77 76.12 07:07:01 all 25.52 0.00 1.81 1.96 2.49 68.22 07:07:01 0 22.01 0.00 1.63 0.75 2.06 73.56 07:07:01 1 34.11 0.00 2.21 1.61 2.45 59.62 07:07:01 2 20.73 0.00 1.48 4.13 2.60 71.06 07:07:01 3 25.24 0.00 1.90 1.36 2.86 68.64 07:08:01 all 33.95 0.00 1.83 0.93 3.53 59.75 07:08:01 0 43.53 0.00 1.78 0.43 3.45 50.81 07:08:01 1 23.85 0.00 1.62 2.05 3.10 69.38 07:08:01 2 29.57 0.00 1.77 0.81 3.80 64.05 07:08:01 3 38.89 0.00 2.11 0.42 3.79 54.79 07:09:01 all 20.50 0.00 0.89 0.67 0.96 76.98 07:09:01 0 15.44 0.00 1.10 0.25 0.53 82.68 07:09:01 1 12.56 0.00 0.61 2.04 1.05 83.74 07:09:01 2 48.44 0.00 1.46 0.37 1.71 48.01 07:09:01 3 5.59 0.00 0.42 0.02 0.53 93.45 Average: all 25.59 0.00 1.56 1.64 2.28 68.94 Average: 0 25.87 0.00 1.45 0.62 2.06 70.00 Average: 1 24.94 0.00 1.59 2.47 2.17 68.82 Average: 2 29.11 0.00 1.68 2.90 2.63 63.68 Average: 3 22.45 0.00 1.51 0.56 2.24 73.25