---> uname -a: Linux prd-centos8-docker-8c-8g-31936.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1021 27492 19 3376 30420 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:1c:0c:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe1c:c1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ee:5f:8b:d3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 07/31/2025 _x86_64_ (8 CPU) 03:55:39 LINUX RESTART (8 CPU) 03:56:03 AM tps rtps wtps bread/s bwrtn/s 03:57:01 AM 250.28 10.08 240.19 1431.51 8527.25 03:58:01 AM 306.93 19.15 287.79 3990.93 12748.74 03:59:01 AM 122.48 0.72 121.76 68.64 37289.65 Average: 226.29 9.98 216.31 1834.72 19645.76 03:56:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 AM 29481796 31215596 3173916 9.72 2688 2053480 1409804 4.18 141444 2590544 219656 03:58:01 AM 27842604 30257664 4813108 14.74 2688 2725072 2196988 6.52 289048 4028660 476280 03:59:01 AM 28102924 31099224 4552788 13.94 2688 3303148 1491328 4.42 733080 3321900 8372 Average: 28475775 30857495 4179937 12.80 2688 2693900 1699373 5.04 387857 3313701 234769 03:56:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 288.04 192.33 1609.95 46.13 0.00 0.00 0.00 0.00 03:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 482.42 405.57 4118.76 70.97 0.00 0.00 0.00 0.00 03:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM eth0 199.82 226.11 954.93 3782.12 0.00 0.00 0.00 0.00 03:59:01 AM docker0 0.00 0.00 0.00 0.00 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 323.81 275.59 2234.71 1313.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 07/31/2025 _x86_64_ (8 CPU) 03:55:39 LINUX RESTART (8 CPU) 03:56:03 AM CPU %user %nice %system %iowait %steal %idle 03:57:01 AM all 11.18 0.00 1.35 0.54 0.06 86.88 03:57:01 AM 0 4.84 0.00 1.09 0.07 0.09 93.92 03:57:01 AM 1 15.06 0.00 1.56 0.57 0.07 82.75 03:57:01 AM 2 13.94 0.00 2.34 2.67 0.05 81.01 03:57:01 AM 3 2.50 0.00 0.50 0.00 0.09 96.92 03:57:01 AM 4 31.77 0.00 3.31 0.36 0.05 64.50 03:57:01 AM 5 7.27 0.00 0.69 0.14 0.05 91.85 03:57:01 AM 6 8.40 0.00 0.92 0.19 0.03 90.46 03:57:01 AM 7 5.60 0.00 0.40 0.35 0.02 93.64 03:58:01 AM all 16.35 0.00 1.30 1.32 0.09 80.94 03:58:01 AM 0 7.87 0.00 1.28 0.20 0.10 90.54 03:58:01 AM 1 19.15 0.00 1.12 1.56 0.08 78.09 03:58:01 AM 2 11.06 0.00 1.42 1.20 0.15 86.17 03:58:01 AM 3 15.66 0.00 0.90 1.75 0.07 81.62 03:58:01 AM 4 30.79 0.00 1.14 0.89 0.07 67.12 03:58:01 AM 5 13.86 0.00 1.76 3.39 0.10 80.89 03:58:01 AM 6 17.40 0.00 1.20 0.90 0.10 80.39 03:58:01 AM 7 14.82 0.00 1.59 0.62 0.07 82.91 03:59:01 AM all 11.57 0.00 1.31 0.53 0.05 86.53 03:59:01 AM 0 8.43 0.00 1.17 0.17 0.07 90.17 03:59:01 AM 1 12.74 0.00 0.80 0.42 0.07 85.97 03:59:01 AM 2 12.87 0.00 1.27 0.68 0.05 85.12 03:59:01 AM 3 9.68 0.00 1.12 0.05 0.05 89.10 03:59:01 AM 4 13.88 0.00 1.67 1.67 0.03 82.75 03:59:01 AM 5 11.79 0.00 1.50 0.15 0.03 86.52 03:59:01 AM 6 12.55 0.00 1.54 1.07 0.05 84.80 03:59:01 AM 7 10.63 0.00 1.42 0.07 0.03 87.85 Average: all 13.05 0.00 1.32 0.80 0.07 84.76 Average: 0 7.07 0.00 1.18 0.15 0.09 91.52 Average: 1 15.65 0.00 1.15 0.85 0.07 82.27 Average: 2 12.61 0.00 1.67 1.50 0.08 84.14 Average: 3 9.36 0.00 0.85 0.61 0.07 89.12 Average: 4 25.41 0.00 2.03 0.98 0.05 71.53 Average: 5 11.01 0.00 1.32 1.24 0.06 86.36 Average: 6 12.83 0.00 1.22 0.73 0.06 85.16 Average: 7 10.40 0.00 1.14 0.34 0.04 88.07