---> uname -a: Linux prd-centos8-redis-4c-4g-10161.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 732 12840 19 2189 14691 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:e5:6b:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fee5:6bca/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) 03/02/2024 _x86_64_ (4 CPU) 01:36:15 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 202.35 65.29 137.05 2172.21 10058.76 01:39:01 AM 130.59 5.85 124.74 419.46 8159.25 Average: 166.47 35.57 130.90 1295.83 9109.01 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13242124 15034392 2899400 17.96 2688 1993616 1148444 6.68 219252 2283048 115680 01:39:01 AM 13146760 15041824 2994764 18.55 2688 2092792 871844 5.07 412208 2174436 38996 Average: 13194442 15038108 2947082 18.26 2688 2043204 1010144 5.88 315730 2228742 77338 01:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 84.99 53.85 1090.69 25.28 0.00 0.00 0.00 0.00 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 342.69 213.95 1304.40 71.15 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 213.84 133.90 1197.55 48.21 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) 03/02/2024 _x86_64_ (4 CPU) 01:36:15 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 22.92 0.51 9.65 2.03 0.10 64.79 01:38:01 AM 0 33.34 0.65 12.04 2.55 0.12 51.30 01:38:01 AM 1 18.72 0.28 6.61 2.00 0.12 72.27 01:38:01 AM 2 23.24 0.48 9.14 1.97 0.12 65.05 01:38:01 AM 3 16.39 0.60 10.80 1.60 0.07 70.54 01:39:01 AM all 22.03 0.00 1.86 1.33 0.09 74.70 01:39:01 AM 0 25.94 0.00 3.08 2.48 0.10 68.40 01:39:01 AM 1 24.19 0.00 1.35 0.72 0.08 73.65 01:39:01 AM 2 25.93 0.00 1.62 1.17 0.08 71.19 01:39:01 AM 3 12.05 0.00 1.37 0.94 0.08 85.56 Average: all 22.47 0.25 5.76 1.68 0.10 69.74 Average: 0 29.65 0.33 7.57 2.52 0.11 59.84 Average: 1 21.45 0.14 3.98 1.36 0.10 72.96 Average: 2 24.58 0.24 5.39 1.57 0.10 68.11 Average: 3 14.22 0.30 6.08 1.27 0.08 78.05