---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14958 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: 2799.998 BogoMIPS: 5599.99 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 468 5275 0 2231 7225 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:5d:39:7c brd ff:ff:ff:ff:ff:ff inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe5d:397c/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-14958) 10/12/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 163.39 58.86 104.53 3698.72 43411.58 19:15:01 121.95 25.50 96.44 1291.85 17167.53 19:16:01 34.21 1.53 32.68 101.58 5060.49 Average: 106.43 28.65 77.78 1699.65 21906.19 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5897728 7473196 2269684 27.79 49604 1695972 638220 6.93 511636 1574120 197084 19:15:01 5420808 7403560 2746604 33.63 63872 2075000 689408 7.48 680120 1853464 105484 19:16:01 5378908 7377768 2788504 34.14 67104 2087148 707032 7.67 733756 1840072 11224 Average: 5565815 7418175 2601597 31.85 60193 1952707 678220 7.36 641837 1755885 104597 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 429.96 279.57 1781.44 69.24 0.00 0.00 0.00 0.00 19:14:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 321.73 314.84 2060.47 66.91 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 72.79 69.16 38.47 535.10 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 274.56 220.67 1289.18 224.62 0.00 0.00 0.00 0.00 Average: lo 1.64 1.64 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14958) 10/12/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.93 0.00 2.50 5.45 0.07 71.05 19:14:02 0 21.25 0.00 3.65 2.67 0.08 72.34 19:14:02 1 38.93 0.00 2.98 6.18 0.08 51.83 19:14:02 2 16.11 0.00 1.95 5.28 0.07 76.59 19:14:02 3 7.47 0.00 1.41 7.69 0.03 83.40 19:15:01 all 33.84 0.00 1.84 2.04 0.09 62.19 19:15:01 0 25.45 0.00 1.51 0.80 0.07 72.17 19:15:01 1 51.16 0.00 2.59 0.22 0.12 45.92 19:15:01 2 36.04 0.00 1.45 2.85 0.10 59.56 19:15:01 3 22.78 0.00 1.80 4.28 0.07 71.07 19:16:01 all 20.75 0.00 0.96 0.96 0.05 77.28 19:16:01 0 4.74 0.00 0.65 0.02 0.05 94.55 19:16:01 1 48.78 0.00 1.15 0.37 0.10 49.60 19:16:01 2 17.88 0.00 1.03 0.87 0.05 80.17 19:16:01 3 11.57 0.00 1.00 2.62 0.05 84.75 Average: all 25.12 0.00 1.77 2.82 0.07 70.22 Average: 0 17.10 0.00 1.94 1.16 0.07 79.73 Average: 1 46.27 0.00 2.24 2.26 0.10 49.13 Average: 2 23.23 0.00 1.48 3.00 0.07 72.21 Average: 3 13.90 0.00 1.40 4.87 0.05 79.79