---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-59 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 7.6G 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 473 5286 0 2216 7222 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:d8:3e:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fed8:3eed/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-59) 05/05/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 107.67 37.40 70.27 1287.07 6144.02 07:07:01 71.68 30.86 40.82 1710.08 7353.87 07:08:01 50.46 10.53 39.93 631.36 12114.38 07:09:01 23.15 0.32 22.83 32.26 1580.00 Average: 63.20 19.73 43.47 911.85 6795.77 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5841668 7396628 2325744 28.48 46376 1680512 714032 7.75 641532 1506092 169804 07:07:01 5608972 7349532 2558440 31.32 60424 1841740 789496 8.57 701464 1656872 132720 07:08:01 5447180 7425312 2720232 33.31 65180 2069380 656872 7.13 726944 1783484 27692 07:09:01 5417580 7399284 2749832 33.67 67368 2070436 685892 7.44 758044 1781296 10632 Average: 5578850 7392689 2588562 31.69 59837 1915517 711573 7.72 706996 1681936 85212 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 403.23 231.70 1505.13 70.60 0.00 0.00 0.00 0.00 07:06:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 113.39 101.51 865.47 26.06 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 164.19 158.87 1446.44 691.66 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 13.38 13.85 11.70 6.67 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 173.79 126.58 957.55 199.48 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-59) 05/05/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.28 0.00 1.72 3.05 2.03 69.92 07:06:02 0 12.90 0.00 1.21 1.59 1.63 82.67 07:06:02 1 14.18 0.00 1.26 2.05 1.81 80.71 07:06:02 2 47.79 0.00 2.90 4.19 3.16 41.96 07:06:02 3 18.31 0.00 1.50 4.36 1.58 74.26 07:07:01 all 27.53 0.00 1.71 1.62 2.65 66.48 07:07:01 0 17.75 0.00 1.58 2.00 2.05 76.63 07:07:01 1 22.53 0.00 1.23 1.28 2.69 72.27 07:07:01 2 42.70 0.00 2.72 0.30 3.71 50.57 07:07:01 3 27.14 0.00 1.32 2.92 2.16 66.46 07:08:01 all 33.09 0.00 2.00 1.11 3.54 60.27 07:08:01 0 23.55 0.00 1.88 2.29 3.43 68.85 07:08:01 1 52.37 0.00 2.05 0.68 3.79 41.11 07:08:01 2 29.17 0.00 2.32 0.49 3.61 64.40 07:08:01 3 27.31 0.00 1.75 0.96 3.32 66.66 07:09:01 all 20.23 0.00 0.93 0.72 1.17 76.94 07:09:01 0 25.02 0.00 0.98 0.73 1.28 71.98 07:09:01 1 9.33 0.00 0.83 2.00 0.65 87.18 07:09:01 2 41.69 0.00 1.41 0.12 2.14 54.64 07:09:01 3 4.79 0.00 0.52 0.03 0.62 94.05 Average: all 26.04 0.00 1.59 1.63 2.35 68.39 Average: 0 19.82 0.00 1.41 1.65 2.10 75.01 Average: 1 24.64 0.00 1.35 1.50 2.24 70.27 Average: 2 40.30 0.00 2.33 1.28 3.15 52.93 Average: 3 19.37 0.00 1.27 2.06 1.92 75.38