---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-336 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 7.6G 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 470 5360 0 2144 7226 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:48:89:bc brd ff:ff:ff:ff:ff:ff inet 10.32.6.205/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe48:89bc/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-336) 08/07/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 125.61 54.54 71.07 3586.20 32423.66 07:07:01 54.97 0.20 54.77 26.98 8845.96 07:08:01 94.60 37.69 56.91 2138.31 8210.23 07:09:01 23.21 1.32 21.89 65.71 4795.60 Average: 74.68 23.53 51.14 1460.21 13588.25 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5990108 7409616 2177304 26.66 36620 1563040 709432 7.70 591760 1424868 86756 07:07:01 5848308 7483880 2319104 28.39 56000 1744576 606792 6.58 521768 1606324 124628 07:08:01 5479492 7382496 2687920 32.91 62792 2000060 701948 7.62 749972 1735768 118496 07:09:01 5520660 7431768 2646752 32.41 64788 2005304 655896 7.12 707708 1734896 11536 Average: 5709642 7426940 2457770 30.09 55050 1828245 668517 7.25 642802 1625464 85354 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 255.61 172.64 1409.10 61.73 0.00 0.00 0.00 0.00 07:07:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 07:07:01 ens3 28.66 22.32 295.01 3.52 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 253.87 275.10 1421.36 65.69 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 50.58 63.16 27.84 604.62 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 147.67 133.77 790.36 184.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-336) 08/07/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.06 0.00 1.79 4.80 3.87 68.47 07:06:02 0 28.02 0.00 1.75 4.54 4.43 61.26 07:06:02 1 10.44 0.00 1.84 5.53 3.18 79.01 07:06:02 2 27.91 0.00 1.81 3.90 4.20 62.17 07:06:02 3 17.90 0.00 1.76 5.27 3.68 71.40 07:07:01 all 19.31 0.00 1.36 2.40 2.25 74.68 07:07:01 0 9.01 0.00 0.62 7.29 1.06 82.02 07:07:01 1 18.65 0.00 1.52 0.84 1.74 77.25 07:07:01 2 13.30 0.00 1.55 0.99 3.63 80.54 07:07:01 3 36.39 0.00 1.74 0.49 2.56 58.82 07:08:01 all 34.75 0.00 2.16 2.06 7.49 53.52 07:08:01 0 30.77 0.00 1.08 0.93 6.48 60.75 07:08:01 1 42.07 0.00 2.00 3.35 7.37 45.21 07:08:01 2 30.87 0.00 3.51 1.85 8.34 55.44 07:08:01 3 35.31 0.00 2.10 2.08 7.79 52.72 07:09:01 all 20.30 0.00 0.94 0.96 2.05 75.74 07:09:01 0 25.33 0.00 0.96 2.14 2.26 69.31 07:09:01 1 1.03 0.00 0.40 1.11 0.83 96.63 07:09:01 2 36.18 0.00 1.42 0.45 2.93 59.03 07:09:01 3 18.60 0.00 0.97 0.18 2.17 78.08 Average: all 23.92 0.00 1.57 2.56 3.94 68.02 Average: 0 23.39 0.00 1.11 3.70 3.58 68.22 Average: 1 18.14 0.00 1.44 2.73 3.31 74.38 Average: 2 27.07 0.00 2.08 1.80 4.79 64.26 Average: 3 27.03 0.00 1.64 2.02 4.08 65.24