---> uname -a: Linux prd-centos8-robot-2c-8g-25873.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: 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): 0,1 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 603 4906 19 2187 6795 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:9d:13:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.200/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fe9d:1308/64 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) 03/03/2026 _x86_64_ (2 CPU) 01:52:29 LINUX RESTART (2 CPU) 01:53:01 AM tps rtps wtps bread/s bwrtn/s 01:54:02 AM 94.82 53.33 41.49 6314.96 12216.04 01:55:01 AM 124.70 1.10 123.60 76.58 13249.07 01:56:01 AM 20.24 0.38 19.86 64.25 1696.07 01:57:01 AM 66.67 6.93 59.74 1286.59 3590.72 01:58:01 AM 29.93 0.03 29.90 3.47 6180.14 01:59:01 AM 12.46 0.38 12.08 41.85 416.34 02:00:01 AM 33.86 0.52 33.34 63.85 1440.79 Average: 54.50 8.97 45.53 1124.16 5522.95 01:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:02 AM 5348648 6988412 2533776 32.14 2688 1830060 802080 8.98 199808 2043028 158192 01:55:01 AM 5133640 6993904 2748784 34.87 2688 2036392 743304 8.32 206968 2191844 40200 01:56:01 AM 5219980 7081972 2662444 33.78 2688 2038324 666600 7.46 227908 2086932 8 01:57:01 AM 4898900 7018740 2983524 37.85 2688 2287364 702528 7.87 265020 2341060 180116 01:58:01 AM 4938952 7053112 2943472 37.34 2688 2282024 663020 7.42 269536 2291908 4 01:59:01 AM 4947144 6920468 2935280 37.24 2688 2145144 787920 8.82 306224 2267164 53040 02:00:01 AM 5026068 6961228 2856356 36.24 2688 2108660 776008 8.69 473132 2027040 26348 Average: 5073333 7002548 2809091 35.64 2688 2103995 734494 8.22 278371 2178425 65415 01:53:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:54:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:02 AM eth0 339.90 203.65 1671.40 62.80 0.00 0.00 0.00 0.00 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 85.33 65.38 905.46 9.82 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 18.03 8.15 6.46 3.48 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 42.99 37.13 338.01 9.07 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 185.65 151.36 37.03 29.34 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 60.68 40.45 77.03 25.71 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 21.99 17.69 17.46 8.68 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 107.85 74.85 435.01 21.30 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) 03/03/2026 _x86_64_ (2 CPU) 01:52:29 LINUX RESTART (2 CPU) 01:53:01 AM CPU %user %nice %system %iowait %steal %idle 01:54:02 AM all 37.97 0.03 6.04 2.01 0.11 53.85 01:54:02 AM 0 47.78 0.02 6.59 2.24 0.10 43.27 01:54:02 AM 1 28.15 0.03 5.49 1.77 0.12 64.44 01:55:01 AM all 29.89 0.00 4.65 1.53 0.10 63.82 01:55:01 AM 0 38.92 0.00 5.86 1.85 0.10 53.26 01:55:01 AM 1 20.88 0.00 3.45 1.21 0.10 74.37 01:56:01 AM all 10.74 0.00 1.54 0.36 0.06 87.30 01:56:01 AM 0 14.22 0.00 1.64 0.38 0.07 83.69 01:56:01 AM 1 7.26 0.00 1.45 0.33 0.05 90.91 01:57:01 AM all 31.43 0.00 5.89 0.84 0.10 61.73 01:57:01 AM 0 35.30 0.00 6.71 0.70 0.10 57.19 01:57:01 AM 1 27.56 0.00 5.08 0.98 0.10 66.27 01:58:01 AM all 5.51 0.00 1.10 1.19 0.05 92.15 01:58:01 AM 0 5.85 0.00 1.20 1.30 0.05 91.60 01:58:01 AM 1 5.17 0.00 1.00 1.07 0.05 92.71 01:59:01 AM all 11.81 0.00 1.65 0.09 0.08 86.37 01:59:01 AM 0 13.69 0.00 1.74 0.15 0.08 84.34 01:59:01 AM 1 9.93 0.00 1.57 0.03 0.07 88.40 02:00:01 AM all 32.23 0.00 4.49 0.15 0.11 63.03 02:00:01 AM 0 35.51 0.00 4.70 0.15 0.12 59.52 02:00:01 AM 1 28.94 0.00 4.28 0.15 0.10 66.53 Average: all 22.78 0.00 3.62 0.88 0.09 72.63 Average: 0 27.30 0.00 4.06 0.97 0.09 67.59 Average: 1 18.27 0.00 3.19 0.79 0.08 77.67