---> uname -a: Linux prd-centos8-redis-4c-4g-7020.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.8G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 733 12783 19 2246 14689 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a5:47:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86222sec preferred_lft 86222sec inet6 fe80::f816:3eff:fea5:4700/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 12/23/2023 _x86_64_ (4 CPU) 01:35:41 LINUX RESTART (4 CPU) 01:36:04 AM tps rtps wtps bread/s bwrtn/s 01:37:01 AM 270.01 167.77 102.24 8036.58 6933.85 01:38:01 AM 167.01 7.25 159.76 675.75 12012.36 Average: 217.19 85.46 131.74 4262.14 9537.98 01:36:04 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:37:01 AM 13441992 15122004 2699540 16.72 2688 1886616 861092 5.01 205556 2124956 133468 01:38:01 AM 13157752 15093876 2983780 18.49 2688 2134148 820980 4.78 407644 2167064 75876 Average: 13299872 15107940 2841660 17.60 2688 2010382 841036 4.89 306600 2146010 104672 01:36:04 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 AM eth0 382.83 212.49 1551.52 56.24 0.00 0.00 0.00 0.00 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 344.91 239.71 1900.02 87.32 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 363.39 226.45 1730.22 72.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 12/23/2023 _x86_64_ (4 CPU) 01:35:41 LINUX RESTART (4 CPU) 01:36:04 AM CPU %user %nice %system %iowait %steal %idle 01:37:01 AM all 23.07 1.56 16.55 4.79 0.14 53.89 01:37:01 AM 0 20.77 2.65 21.25 5.64 0.12 49.57 01:37:01 AM 1 26.50 1.06 14.85 4.68 0.12 52.78 01:37:01 AM 2 21.45 1.24 14.39 4.13 0.16 58.63 01:37:01 AM 3 23.58 1.29 15.69 4.70 0.14 54.60 01:38:01 AM all 24.74 0.00 2.56 1.63 0.09 70.97 01:38:01 AM 0 19.75 0.00 1.99 0.57 0.10 77.59 01:38:01 AM 1 25.36 0.00 3.50 1.93 0.08 69.13 01:38:01 AM 2 18.45 0.00 2.23 3.13 0.08 76.11 01:38:01 AM 3 35.41 0.00 2.54 0.90 0.08 61.07 Average: all 23.93 0.76 9.36 3.17 0.11 62.67 Average: 0 20.24 1.29 11.34 3.03 0.11 63.98 Average: 1 25.91 0.52 9.02 3.27 0.10 61.18 Average: 2 19.91 0.60 8.13 3.62 0.12 67.62 Average: 3 29.66 0.63 8.93 2.75 0.11 57.92