---> uname -a: Linux prd-centos8-robot-2c-8g-20790.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 596 4911 19 2189 6802 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:87:6e:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.161/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85792sec preferred_lft 85792sec inet6 fe80::f816:3eff:fe87:6e67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 01:53:04 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 98.52 51.18 47.34 5747.63 12308.84 01:56:01 AM 117.03 1.08 115.94 75.31 12840.37 01:57:01 AM 19.93 0.32 19.61 60.66 1756.46 01:58:01 AM 73.03 6.96 66.06 1289.84 4101.90 01:59:01 AM 30.24 0.00 30.24 0.00 6106.06 02:00:01 AM 5.46 0.08 5.38 5.86 238.34 02:01:01 AM 0.55 0.00 0.55 0.00 9.65 02:02:01 AM 3.81 0.43 3.38 40.10 144.51 02:03:01 AM 32.86 0.52 32.34 63.85 1505.63 Average: 42.38 6.73 35.65 809.40 4334.75 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5287572 6989184 2594860 32.92 2688 1888028 754384 8.45 221256 2067144 218916 01:56:01 AM 5135536 6992720 2746896 34.85 2688 2033212 698964 7.83 206788 2190368 40196 01:57:01 AM 5170312 7032452 2712120 34.41 2688 2038284 667628 7.48 231844 2132356 12260 01:58:01 AM 4943620 7055524 2938812 37.28 2688 2278652 626980 7.02 269096 2291824 169252 01:59:01 AM 4939652 7051272 2942780 37.33 2688 2278652 626980 7.02 269088 2291200 4 02:00:01 AM 4889152 7002364 2993280 37.97 2688 2280244 710180 7.95 269560 2340788 8 02:01:01 AM 4875384 6988620 3007048 38.15 2688 2280260 726568 8.14 269560 2354620 24 02:02:01 AM 5078988 7016008 2803444 35.57 2688 2107608 662356 7.42 268596 2169072 17260 02:03:01 AM 5046928 6985504 2835504 35.97 2688 2111048 722924 8.09 476180 2001872 15356 Average: 5040794 7012628 2841638 36.05 2688 2143999 688552 7.71 275774 2204360 52586 01:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 278.55 183.03 1665.99 59.15 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 86.99 59.91 891.15 9.30 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 14.38 8.43 6.21 3.79 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 230.92 167.63 373.90 43.77 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 2.70 1.63 0.88 0.32 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 204.48 196.42 56.80 79.41 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 241.04 240.04 198.62 92.49 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 153.09 127.54 142.72 51.79 0.00 0.00 0.00 0.00 02:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 AM eth0 20.38 16.44 16.74 8.76 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 136.96 111.24 372.60 38.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 01:53:04 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 31.10 0.04 6.27 19.27 0.12 43.21 01:55:01 AM 0 29.72 0.03 5.56 18.43 0.12 46.14 01:55:01 AM 1 32.47 0.05 6.98 20.11 0.12 40.27 01:56:01 AM all 27.62 0.00 4.67 2.18 0.12 65.42 01:56:01 AM 0 22.24 0.00 4.37 2.57 0.12 70.70 01:56:01 AM 1 33.00 0.00 4.98 1.79 0.12 60.12 01:57:01 AM all 11.78 0.00 2.04 0.23 0.07 85.88 01:57:01 AM 0 4.42 0.00 1.51 0.12 0.07 93.89 01:57:01 AM 1 19.14 0.00 2.57 0.33 0.07 77.88 01:58:01 AM all 35.83 0.00 6.36 0.78 0.15 56.88 01:58:01 AM 0 26.30 0.00 5.93 0.83 0.17 66.77 01:58:01 AM 1 45.38 0.00 6.79 0.72 0.13 46.97 01:59:01 AM all 0.10 0.00 0.35 1.17 0.03 98.35 01:59:01 AM 0 0.13 0.00 0.27 1.09 0.03 98.48 01:59:01 AM 1 0.07 0.00 0.43 1.25 0.03 98.21 02:00:01 AM all 16.89 0.00 0.73 0.03 0.10 82.25 02:00:01 AM 0 5.71 0.00 0.47 0.02 0.10 93.70 02:00:01 AM 1 28.13 0.00 1.00 0.03 0.10 70.74 02:01:01 AM all 23.50 0.00 0.55 0.00 0.11 75.83 02:01:01 AM 0 0.75 0.00 0.22 0.00 0.10 98.93 02:01:01 AM 1 46.46 0.00 0.89 0.00 0.12 52.53 02:02:01 AM all 17.58 0.00 1.73 0.03 0.13 80.54 02:02:01 AM 0 8.48 0.00 1.41 0.02 0.12 89.98 02:02:01 AM 1 26.75 0.00 2.06 0.03 0.13 71.02 02:03:01 AM all 29.95 0.00 3.76 0.13 0.10 66.06 02:03:01 AM 0 25.15 0.00 3.55 0.12 0.10 71.08 02:03:01 AM 1 34.75 0.00 3.97 0.13 0.10 61.04 Average: all 21.60 0.00 2.94 2.64 0.10 72.71 Average: 0 13.66 0.00 2.59 2.57 0.10 81.07 Average: 1 29.55 0.01 3.30 2.71 0.10 64.33