---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2115 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 7.9G 12G 41% / 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 453 5022 0 2500 7239 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:73:be:18 brd ff:ff:ff:ff:ff:ff inet 10.32.6.66/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe73:be18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2115) 05/02/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 120.06 51.42 68.64 3486.22 6723.96 10:44:01 79.54 30.31 49.23 1671.83 8028.05 10:45:01 70.19 8.43 61.76 488.59 19317.45 10:46:01 26.15 3.32 22.83 163.31 3783.90 Average: 73.96 23.34 50.62 1451.59 9469.23 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5940040 7412932 2227380 27.27 39564 1611380 718708 7.80 600380 1459436 98956 10:44:01 5589224 7325724 2578196 31.57 57836 1842416 802780 8.71 714100 1666244 132104 10:45:01 5114984 7378144 3052436 37.37 64276 2352592 723808 7.85 725588 2110144 87260 10:46:01 5146788 7417404 3020632 36.98 66352 2357092 682000 7.40 706540 2096448 10008 Average: 5447759 7383551 2719661 33.30 57007 2040870 731824 7.94 686652 1833068 82082 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:43:02 ens3 378.17 215.48 1510.78 64.04 0.00 0.00 0.00 0.00 10:44:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 10:44:01 ens3 109.81 93.24 1008.63 19.68 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 10:45:01 ens3 474.44 401.23 6994.15 62.05 0.00 0.00 0.00 0.00 10:46:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 10:46:01 ens3 12.53 12.73 9.31 7.12 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 244.29 181.03 2386.34 38.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2115) 05/02/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 22.31 0.00 1.79 3.88 1.63 70.39 10:43:02 0 32.85 0.00 2.26 0.92 2.49 61.47 10:43:02 1 18.48 0.00 1.99 6.51 1.44 71.58 10:43:02 2 27.53 0.00 2.18 7.52 1.81 60.95 10:43:02 3 10.31 0.00 0.78 0.58 0.75 87.58 10:44:01 all 25.37 0.00 1.64 2.45 2.17 68.37 10:44:01 0 38.25 0.00 2.55 2.74 2.97 53.49 10:44:01 1 9.51 0.00 0.62 0.71 1.37 87.79 10:44:01 2 9.44 0.00 1.19 5.83 2.15 81.38 10:44:01 3 44.34 0.00 2.18 0.49 2.22 50.77 10:45:01 all 33.00 0.00 2.12 1.36 2.93 60.58 10:45:01 0 32.05 0.00 2.49 2.54 2.78 60.14 10:45:01 1 24.77 0.00 0.94 0.25 2.43 71.61 10:45:01 2 46.43 0.00 2.82 1.27 3.91 45.57 10:45:01 3 28.77 0.00 2.16 1.40 2.59 65.08 10:46:01 all 20.43 0.00 0.94 1.06 1.01 76.55 10:46:01 0 4.96 0.00 0.68 3.10 0.66 90.60 10:46:01 1 54.23 0.00 1.41 0.62 1.93 41.81 10:46:01 2 17.41 0.00 1.18 0.46 1.09 79.86 10:46:01 3 5.17 0.00 0.55 0.05 0.38 93.85 Average: all 25.29 0.00 1.62 2.19 1.94 68.96 Average: 0 27.01 0.00 1.99 2.32 2.23 66.45 Average: 1 26.80 0.00 1.25 2.03 1.79 68.13 Average: 2 25.28 0.00 1.85 3.76 2.24 66.87 Average: 3 22.06 0.00 1.42 0.63 1.48 74.41