---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8436 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 481 5340 0 2153 7215 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:49:7f:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.176/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe49:7ff1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8436) 11/07/25 _x86_64_ (4 CPU) 14:55:02 LINUX RESTART (4 CPU) 14:56:02 tps rtps wtps bread/s bwrtn/s 14:57:01 59.97 0.22 59.75 27.12 9362.31 14:58:01 97.10 37.77 59.33 2147.28 8300.83 14:59:01 19.70 1.32 18.38 66.52 4710.41 Average: 58.92 13.18 45.74 751.11 7447.15 14:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:57:01 5736588 7385408 2430832 29.76 55508 1758360 708956 7.69 628148 1610300 128276 14:58:01 5462528 7373944 2704892 33.12 62676 2008056 707960 7.68 757356 1742980 114388 14:59:01 5502184 7420784 2665236 32.63 64628 2012588 653960 7.10 717788 1741416 11292 Average: 5567100 7393379 2600320 31.84 60937 1926335 690292 7.49 701097 1698232 84652 14:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 54.37 44.61 680.95 5.55 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:58:01 ens3 290.40 277.27 1421.10 60.45 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 53.07 61.21 28.02 606.14 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 133.07 128.17 710.23 225.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8436) 11/07/25 _x86_64_ (4 CPU) 14:55:02 LINUX RESTART (4 CPU) 14:56:02 CPU %user %nice %system %iowait %steal %idle 14:57:01 all 20.54 0.00 1.25 1.80 0.98 75.43 14:57:01 0 0.27 0.00 0.35 5.52 1.22 92.64 14:57:01 1 2.59 0.00 0.39 1.02 0.24 95.76 14:57:01 2 10.86 0.00 0.76 0.07 0.59 87.72 14:57:01 3 68.58 0.00 3.50 0.58 1.88 25.46 14:58:01 all 39.47 0.00 2.19 1.81 2.64 53.89 14:58:01 0 35.33 0.00 2.11 2.43 2.54 57.58 14:58:01 1 37.62 0.00 1.55 1.67 2.40 56.76 14:58:01 2 48.87 0.00 2.38 1.33 2.93 44.48 14:58:01 3 36.08 0.00 2.71 1.83 2.71 56.67 14:59:01 all 21.16 0.00 1.09 0.64 0.81 76.30 14:59:01 0 5.66 0.00 0.73 1.58 0.47 91.56 14:59:01 1 7.43 0.00 0.85 0.05 0.68 91.00 14:59:01 2 50.02 0.00 1.87 0.30 1.30 46.52 14:59:01 3 21.65 0.00 0.92 0.60 0.78 76.05 Average: all 27.10 0.00 1.51 1.41 1.48 68.50 Average: 0 13.83 0.00 1.07 3.17 1.41 80.53 Average: 1 15.95 0.00 0.93 0.91 1.11 81.09 Average: 2 36.70 0.00 1.68 0.57 1.61 59.44 Average: 3 41.94 0.00 2.37 1.01 1.79 52.89