---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7939 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 7.7G 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 5296 0 2208 7223 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:1e:c0:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe1e:c0d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7939) 11/01/25 _x86_64_ (4 CPU) 15:36:01 LINUX RESTART (4 CPU) 15:37:01 tps rtps wtps bread/s bwrtn/s 15:38:01 60.00 0.32 59.68 28.39 9706.23 15:39:01 77.47 12.86 64.61 257.29 10487.72 15:40:01 38.83 5.61 33.22 390.60 4188.97 15:41:01 25.58 1.65 23.93 98.33 2413.46 Average: 50.47 5.11 45.36 193.65 6698.48 15:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:38:01 5823036 7412304 2344384 28.70 52916 1706024 684840 7.43 598392 1563508 70708 15:39:01 5255944 7070360 2911476 35.65 62904 1910440 962592 10.44 963900 1742384 7928 15:40:01 5369416 7336516 2798004 34.26 67268 2054676 748628 8.12 751404 1832680 58600 15:41:01 5405808 7376460 2761612 33.81 69152 2056364 703388 7.63 719304 1829432 10644 Average: 5463551 7298910 2703869 33.11 63060 1931876 774862 8.41 758250 1742001 36970 15:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:38:01 ens3 54.22 41.92 698.83 5.57 0.00 0.00 0.00 0.00 15:38:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:39:01 ens3 309.62 320.73 2476.33 58.12 0.00 0.00 0.00 0.00 15:39:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 15:40:01 ens3 206.05 227.17 1134.40 41.73 0.00 0.00 0.00 0.00 15:40:01 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 15:41:01 ens3 11.59 11.96 9.01 5.81 0.00 0.00 0.00 0.00 15:41:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 145.35 150.43 1079.50 27.80 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7939) 11/01/25 _x86_64_ (4 CPU) 15:36:01 LINUX RESTART (4 CPU) 15:37:01 CPU %user %nice %system %iowait %steal %idle 15:38:01 all 19.34 0.00 1.29 2.48 1.31 75.58 15:38:01 0 22.17 0.00 0.91 0.26 1.39 75.26 15:38:01 1 37.88 0.00 2.32 0.53 1.64 57.62 15:38:01 2 3.24 0.00 0.60 5.71 1.01 89.44 15:38:01 3 14.11 0.00 1.28 3.40 1.21 80.00 15:39:01 all 33.42 0.00 2.05 1.19 4.54 58.80 15:39:01 0 25.72 0.00 2.00 0.31 4.38 67.59 15:39:01 1 54.55 0.00 2.65 0.78 4.53 37.50 15:39:01 2 25.94 0.00 1.58 1.99 3.93 66.56 15:39:01 3 27.56 0.00 1.97 1.66 5.33 63.48 15:40:01 all 36.81 0.00 1.86 0.81 3.60 56.93 15:40:01 0 29.66 0.00 1.73 0.21 3.33 65.07 15:40:01 1 56.74 0.00 2.48 1.64 4.14 35.00 15:40:01 2 27.98 0.00 1.16 1.14 3.33 66.40 15:40:01 3 32.93 0.00 2.08 0.25 3.59 61.15 15:41:01 all 19.79 0.00 1.16 1.32 1.70 76.03 15:41:01 0 1.81 0.00 0.42 0.20 0.90 96.68 15:41:01 1 36.53 0.00 1.85 0.45 2.31 58.85 15:41:01 2 20.24 0.00 0.96 3.98 1.81 73.02 15:41:01 3 20.48 0.00 1.39 0.68 1.77 75.69 Average: all 27.36 0.00 1.59 1.45 2.79 66.82 Average: 0 19.87 0.00 1.27 0.25 2.50 76.12 Average: 1 46.43 0.00 2.33 0.85 3.16 47.24 Average: 2 19.37 0.00 1.08 3.20 2.52 73.83 Average: 3 23.79 0.00 1.68 1.49 2.98 70.05