---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2626 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 548 13092 0 2398 15172 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f8:a7:73 brd ff:ff:ff:ff:ff:ff inet 10.30.107.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fef8:a773/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2626) 11/21/23 _x86_64_ (4 CPU) 19:13:28 LINUX RESTART (4 CPU) 19:14:02 tps rtps wtps bread/s bwrtn/s 19:15:01 95.20 17.39 77.82 1035.89 26181.60 19:16:01 130.64 17.66 112.98 682.29 32240.09 19:17:01 63.91 6.68 57.22 1054.62 27282.39 Average: 96.59 13.89 82.70 923.64 28581.36 19:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 13931184 15571992 2493784 15.18 66668 1772512 774664 4.43 673448 1603060 193156 19:16:01 12733700 14643124 3691268 22.47 79012 2016112 1612964 9.23 1657516 1787912 56084 19:17:01 13468380 15596604 2956588 18.00 86896 2222416 751624 4.30 737864 1966168 53020 Average: 13377755 15270573 3047213 18.55 77525 2003680 1046417 5.99 1022943 1785713 100753 19:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 58.48 37.79 916.74 7.79 0.00 0.00 0.00 0.00 19:16:01 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 399.37 334.34 1765.13 114.26 0.00 0.00 0.00 0.00 19:17:01 lo 0.97 0.97 0.11 0.11 0.00 0.00 0.00 0.00 19:17:01 ens3 307.33 237.76 765.44 85.31 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 256.16 204.22 1150.40 69.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2626) 11/21/23 _x86_64_ (4 CPU) 19:13:28 LINUX RESTART (4 CPU) 19:14:02 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 20.01 0.00 1.64 4.31 0.05 73.98 19:15:01 0 18.26 0.00 1.46 5.86 0.05 74.36 19:15:01 1 26.61 0.00 2.13 10.67 0.09 60.51 19:15:01 2 19.24 0.00 1.56 0.31 0.05 78.84 19:15:01 3 15.93 0.00 1.42 0.44 0.03 82.17 19:16:01 all 53.85 0.00 3.16 3.92 0.13 38.93 19:16:01 0 58.34 0.00 2.64 8.03 0.12 30.88 19:16:01 1 61.24 0.00 4.25 4.55 0.13 29.83 19:16:01 2 46.79 0.00 3.25 0.25 0.12 49.59 19:16:01 3 49.09 0.00 2.50 2.90 0.13 45.38 19:17:01 all 37.70 0.00 2.17 2.58 0.08 57.46 19:17:01 0 55.12 0.00 3.58 0.97 0.10 40.23 19:17:01 1 36.62 0.00 1.82 2.31 0.08 59.17 19:17:01 2 27.63 0.00 1.98 0.15 0.10 70.14 19:17:01 3 31.38 0.00 1.30 6.87 0.07 60.38 Average: all 37.26 0.00 2.33 3.60 0.09 56.72 Average: 0 44.02 0.00 2.57 4.94 0.09 48.39 Average: 1 41.55 0.00 2.73 5.81 0.10 49.80 Average: 2 31.28 0.00 2.27 0.24 0.09 66.13 Average: 3 32.18 0.00 1.74 3.42 0.08 62.57