---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7499 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 7.7G 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 1192 0 2328 3255 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:d4:c0:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fed4:c035/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7499) 10/12/24 _x86_64_ (4 CPU) 15:07:42 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 108.78 35.89 72.89 1680.25 6459.59 15:10:01 74.39 29.52 44.87 1650.57 8997.12 15:11:01 10.21 0.00 10.21 0.00 466.59 15:12:01 52.67 3.80 48.88 212.23 9035.43 Average: 61.46 17.25 44.21 882.56 6228.15 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1688652 3326064 2349992 58.19 53260 1736244 641936 12.62 601332 1568164 193656 15:10:01 1465580 3205876 2573064 63.71 57564 1831028 759792 14.94 730908 1655224 4992 15:11:01 1452708 3200428 2585936 64.03 59536 1835548 763756 15.01 737908 1658836 2192 15:12:01 1256064 3366240 2782580 68.90 64788 2185092 581300 11.43 606584 1970932 113392 Average: 1465751 3274652 2572893 63.71 58787 1896978 686696 13.50 669183 1713289 78558 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:09:02 ens3 79.30 68.67 944.15 8.86 0.00 0.00 0.00 0.00 15:10:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 15:10:01 ens3 122.98 122.25 624.92 24.20 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 59.19 84.72 64.28 13.64 0.00 0.00 0.00 0.00 15:12:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 15:12:01 ens3 646.58 576.82 4104.72 84.68 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 227.45 213.50 1437.90 32.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7499) 10/12/24 _x86_64_ (4 CPU) 15:07:42 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 19.37 0.00 1.55 3.24 0.08 75.77 15:09:02 0 29.15 0.00 2.13 3.02 0.07 65.63 15:09:02 1 10.86 0.00 1.05 2.56 0.05 85.48 15:09:02 2 1.14 0.00 0.71 6.16 0.07 91.92 15:09:02 3 36.19 0.00 2.27 1.25 0.10 60.19 15:10:01 all 12.44 0.00 0.69 1.21 0.06 85.61 15:10:01 0 16.48 0.00 0.61 0.81 0.05 82.04 15:10:01 1 14.58 0.00 0.76 0.61 0.08 83.96 15:10:01 2 9.26 0.00 0.62 2.10 0.03 87.99 15:10:01 3 9.45 0.00 0.76 1.26 0.05 88.48 15:11:01 all 3.73 0.00 0.23 0.04 0.03 95.97 15:11:01 0 6.03 0.00 0.17 0.00 0.03 93.77 15:11:01 1 7.68 0.00 0.62 0.12 0.05 91.54 15:11:01 2 0.05 0.00 0.07 0.05 0.02 99.82 15:11:01 3 1.17 0.00 0.07 0.00 0.03 98.73 15:12:01 all 16.54 0.00 1.20 0.68 0.08 81.51 15:12:01 0 12.16 0.00 0.87 1.05 0.07 85.85 15:12:01 1 33.33 0.00 1.67 0.12 0.12 64.76 15:12:01 2 11.15 0.00 0.96 1.34 0.07 86.49 15:12:01 3 9.49 0.00 1.31 0.23 0.07 88.90 Average: all 13.02 0.00 0.92 1.29 0.06 84.71 Average: 0 15.95 0.00 0.95 1.22 0.05 81.82 Average: 1 16.62 0.00 1.03 0.85 0.08 81.43 Average: 2 5.40 0.00 0.59 2.41 0.05 91.56 Average: 3 14.10 0.00 1.10 0.68 0.06 84.05