---> uname -a: Linux prd-centos8-redis-4c-4g-19232.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 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 718 12870 19 2174 14707 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:33:f4:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fe33:f4a4/64 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) 03/30/2024 _x86_64_ (4 CPU) 01:39:25 LINUX RESTART (4 CPU) 01:40:00 AM tps rtps wtps bread/s bwrtn/s 01:40:01 AM 144.83 67.24 77.59 2151.72 156137.93 01:41:01 AM 244.59 147.62 96.97 6269.24 20755.41 01:42:01 AM 159.29 7.02 152.27 653.62 10555.59 Average: 201.67 77.27 124.39 3455.37 16331.49 01:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:40:01 AM 14285368 15513648 1856164 11.50 2688 1455268 431736 2.67 102376 1454988 385052 01:41:01 AM 13451852 15127288 2689680 16.66 2688 1882712 883312 5.14 205424 2117072 130324 01:42:01 AM 13197652 15071704 2943880 18.24 2688 2073188 866360 5.04 407264 2133196 51416 Average: 13644957 15237547 2496575 15.47 2688 1803723 727136 4.23 238355 1901752 188931 01:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 AM eth0 298.60 171.28 1432.58 51.28 0.00 0.00 0.00 0.00 01:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 AM eth0 303.45 211.46 1657.93 84.91 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 299.58 190.45 1537.82 67.77 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) 03/30/2024 _x86_64_ (4 CPU) 01:39:25 LINUX RESTART (4 CPU) 01:40:00 AM CPU %user %nice %system %iowait %steal %idle 01:40:01 AM all 0.43 0.00 2.61 23.04 0.00 73.91 01:40:01 AM 0 0.00 0.00 1.72 0.00 0.00 98.28 01:40:01 AM 1 0.00 0.00 0.00 0.00 0.00 100.00 01:40:01 AM 2 0.00 0.00 7.02 92.98 0.00 0.00 01:40:01 AM 3 1.69 0.00 1.69 0.00 0.00 96.61 01:41:01 AM all 22.31 1.44 16.75 5.30 0.12 54.09 01:41:01 AM 0 23.94 1.16 17.77 4.31 0.13 52.68 01:41:01 AM 1 21.44 1.43 16.84 4.95 0.10 55.25 01:41:01 AM 2 9.83 1.31 16.80 4.61 0.13 67.30 01:41:01 AM 3 33.97 1.86 15.58 7.32 0.10 41.16 01:42:01 AM all 22.59 0.00 2.20 3.75 0.09 71.38 01:42:01 AM 0 30.22 0.00 2.73 4.56 0.10 62.39 01:42:01 AM 1 19.74 0.00 1.64 2.24 0.08 76.30 01:42:01 AM 2 19.55 0.00 2.65 4.59 0.08 73.12 01:42:01 AM 3 20.84 0.00 1.76 3.60 0.10 73.70 Average: all 22.34 0.72 9.43 4.61 0.10 62.80 Average: 0 26.95 0.58 10.21 4.41 0.12 57.74 Average: 1 20.49 0.71 9.18 3.58 0.09 65.95 Average: 2 14.64 0.65 9.70 5.02 0.11 69.88 Average: 3 27.28 0.93 8.64 5.43 0.10 57.62