---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11244 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 469 5354 0 2152 7227 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:8d:21:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe8d:213f/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-11244) 12/08/25 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 57.12 0.18 56.94 22.00 9411.90 12:50:01 95.22 37.74 57.48 2146.75 8175.01 12:51:01 22.30 1.45 20.85 71.82 4732.58 Average: 58.21 13.12 45.09 746.82 7439.42 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5758140 7399644 2409280 29.50 55976 1749716 712284 7.73 601652 1609364 123520 12:50:01 5483096 7391160 2684324 32.87 62864 2004220 688644 7.47 739152 1738308 115596 12:51:01 5466448 7382144 2700972 33.07 64712 2009548 698908 7.58 755000 1737796 9060 Average: 5569228 7390983 2598192 31.81 61184 1921161 699945 7.59 698601 1695156 82725 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 49.08 42.64 576.66 5.19 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 264.28 276.92 1410.18 53.12 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 49.42 61.24 26.22 597.23 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 120.92 126.93 670.95 218.57 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11244) 12/08/25 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 20.69 0.00 1.30 1.54 0.89 75.58 12:49:01 0 14.19 0.00 0.98 0.12 1.11 83.61 12:49:01 1 45.54 0.00 2.73 0.38 1.36 49.98 12:49:01 2 22.24 0.00 1.15 4.98 0.85 70.79 12:49:01 3 0.78 0.00 0.37 0.68 0.25 97.92 12:50:01 all 39.94 0.00 2.15 1.96 2.57 53.38 12:50:01 0 35.04 0.00 2.39 1.43 2.62 58.52 12:50:01 1 31.21 0.00 1.70 1.30 2.25 63.55 12:50:01 2 34.16 0.00 1.61 3.83 2.52 57.88 12:50:01 3 59.43 0.00 2.88 1.28 2.87 33.53 12:51:01 all 18.88 0.00 0.87 0.66 0.66 78.93 12:51:01 0 4.79 0.00 0.58 0.07 0.35 94.21 12:51:01 1 24.75 0.00 0.78 0.08 0.73 73.65 12:51:01 2 10.43 0.00 0.98 1.23 0.52 86.84 12:51:01 3 35.53 0.00 1.15 1.25 1.07 61.01 Average: all 26.51 0.00 1.44 1.39 1.37 69.29 Average: 0 18.03 0.00 1.32 0.54 1.36 78.75 Average: 1 33.83 0.00 1.74 0.59 1.45 62.39 Average: 2 22.28 0.00 1.25 3.35 1.30 71.82 Average: 3 31.91 0.00 1.47 1.07 1.39 64.15