---> uname -a: Linux prd-centos8-docker-8c-8g-154.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1022 28042 19 2826 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:a4:e2:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.86/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fea4:e243/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:85:3e:36:64 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) 03/07/2026 _x86_64_ (8 CPU) 05:35:17 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 193.35 2.28 191.07 678.97 11939.72 05:38:01 AM 105.78 1.55 104.23 387.67 7495.15 05:39:01 AM 213.96 19.19 194.77 5032.46 13784.69 Average: 171.04 7.68 163.36 2033.12 11073.39 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28190236 30013620 4465476 13.67 2688 2139640 2783092 8.26 191636 3802964 112444 05:38:01 AM 28115920 30106480 4539792 13.90 2688 2301432 2325948 6.90 223876 3823576 71824 05:39:01 AM 28715568 31147504 3940144 12.07 2688 2740348 1479632 4.39 484496 2962928 28680 Average: 28340575 30422535 4315137 13.21 2688 2393807 2196224 6.52 300003 3529823 70983 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 201.33 165.88 2114.68 41.60 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 146.24 129.03 1560.52 28.65 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 247.58 188.52 4658.89 59.68 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 198.39 161.14 2778.10 43.31 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) 03/07/2026 _x86_64_ (8 CPU) 05:35:17 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 24.60 0.00 1.24 0.63 0.07 73.46 05:37:01 AM 0 19.93 0.00 1.00 0.55 0.08 78.44 05:37:01 AM 1 29.81 0.00 1.42 0.47 0.07 68.24 05:37:01 AM 2 14.73 0.00 0.99 0.67 0.07 83.54 05:37:01 AM 3 30.95 0.00 1.82 0.72 0.07 66.45 05:37:01 AM 4 15.04 0.00 0.72 0.70 0.07 83.47 05:37:01 AM 5 32.98 0.00 1.37 0.25 0.05 65.35 05:37:01 AM 6 30.78 0.00 1.08 0.98 0.07 67.08 05:37:01 AM 7 22.56 0.00 1.52 0.73 0.08 75.10 05:38:01 AM all 45.69 0.00 1.51 0.29 0.10 52.42 05:38:01 AM 0 35.51 0.00 1.55 0.35 0.10 62.49 05:38:01 AM 1 44.19 0.00 1.59 0.33 0.10 53.79 05:38:01 AM 2 49.52 0.00 1.27 0.17 0.08 48.96 05:38:01 AM 3 49.67 0.00 1.55 0.43 0.10 48.24 05:38:01 AM 4 46.65 0.00 1.97 0.45 0.10 50.83 05:38:01 AM 5 44.57 0.00 1.34 0.27 0.10 53.73 05:38:01 AM 6 52.33 0.00 1.64 0.25 0.10 45.68 05:38:01 AM 7 43.09 0.00 1.15 0.05 0.08 55.62 05:39:01 AM all 29.83 0.00 1.17 0.56 0.07 68.36 05:39:01 AM 0 30.25 0.00 1.59 0.48 0.10 67.57 05:39:01 AM 1 19.73 0.00 1.99 0.48 0.07 77.73 05:39:01 AM 2 18.27 0.00 1.97 2.61 0.07 77.08 05:39:01 AM 3 27.01 0.00 1.18 0.03 0.07 71.70 05:39:01 AM 4 36.08 0.00 0.58 0.33 0.07 62.93 05:39:01 AM 5 22.88 0.00 0.94 0.32 0.07 75.80 05:39:01 AM 6 42.52 0.00 0.69 0.23 0.07 56.49 05:39:01 AM 7 41.88 0.00 0.43 0.02 0.08 57.59 Average: all 33.37 0.00 1.31 0.50 0.08 64.74 Average: 0 28.57 0.00 1.38 0.46 0.09 69.50 Average: 1 31.25 0.00 1.66 0.43 0.08 66.58 Average: 2 27.52 0.00 1.41 1.15 0.07 69.85 Average: 3 35.87 0.00 1.52 0.40 0.08 62.13 Average: 4 32.59 0.00 1.09 0.50 0.08 65.74 Average: 5 33.48 0.00 1.21 0.28 0.07 64.96 Average: 6 41.87 0.00 1.14 0.49 0.08 56.42 Average: 7 35.84 0.00 1.04 0.27 0.08 62.77