---> uname -a: Linux prd-centos8-docker-8c-8g-40.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: 2799.996 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 993 28217 19 2678 30446 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:2c:50:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe2c:50a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4f:8a:da:82 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) 12/15/2025 _x86_64_ (8 CPU) 15:31:30 LINUX RESTART (8 CPU) 03:32:01 PM tps rtps wtps bread/s bwrtn/s 03:33:01 PM 254.85 19.54 235.30 3827.12 8129.77 03:34:01 PM 248.39 5.48 242.91 1283.52 19615.78 03:35:01 PM 74.51 0.07 74.44 1.33 3690.42 Average: 192.58 8.36 184.22 1704.02 10478.15 03:32:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:33:01 PM 29281464 31121924 3374240 10.33 2688 2158432 1774568 5.27 161352 2762972 227688 03:34:01 PM 27365680 29567452 5290024 16.20 2688 2512608 2859832 8.49 258768 4531584 18568 03:35:01 PM 26511764 28784676 6143940 18.81 2688 2581096 3550164 10.53 283416 5354740 84 Average: 27719636 29824684 4936068 15.12 2688 2417379 2728188 8.09 234512 4216432 82113 03:32:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM eth0 156.53 103.23 1426.14 37.50 0.00 0.00 0.00 0.00 03:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM eth0 394.98 322.93 4972.10 43.39 0.00 0.00 0.00 0.00 03:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM eth0 207.23 164.01 967.30 48.49 0.00 0.00 0.00 0.00 03:35:01 PM 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 252.91 196.72 2455.04 43.13 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) 12/15/2025 _x86_64_ (8 CPU) 15:31:30 LINUX RESTART (8 CPU) 03:32:01 PM CPU %user %nice %system %iowait %steal %idle 03:33:01 PM all 11.92 0.00 1.17 0.52 0.05 86.33 03:33:01 PM 0 3.47 0.00 0.57 0.17 0.07 95.73 03:33:01 PM 1 11.76 0.00 1.62 1.82 0.05 84.74 03:33:01 PM 2 13.66 0.00 0.85 0.30 0.07 85.12 03:33:01 PM 3 10.51 0.00 0.98 0.48 0.03 87.99 03:33:01 PM 4 5.46 0.00 0.58 0.20 0.03 93.73 03:33:01 PM 5 4.53 0.00 0.72 0.62 0.05 94.08 03:33:01 PM 6 18.37 0.00 1.30 0.22 0.05 80.07 03:33:01 PM 7 27.64 0.00 2.76 0.32 0.07 69.22 03:34:01 PM all 28.45 0.00 1.28 0.73 0.27 69.27 03:34:01 PM 0 32.04 0.00 1.10 0.44 0.08 66.33 03:34:01 PM 1 36.15 0.00 1.35 0.84 0.10 61.56 03:34:01 PM 2 37.59 0.00 2.16 1.74 0.10 58.41 03:34:01 PM 3 24.14 0.00 1.78 0.82 1.55 71.71 03:34:01 PM 4 33.12 0.00 0.67 0.32 0.08 65.81 03:34:01 PM 5 22.71 0.00 1.22 0.87 0.08 75.12 03:34:01 PM 6 26.94 0.00 0.72 0.30 0.08 71.96 03:34:01 PM 7 15.07 0.00 1.20 0.55 0.07 83.11 03:35:01 PM all 26.23 0.00 0.77 0.16 0.06 72.78 03:35:01 PM 0 4.19 0.00 1.12 0.00 0.05 94.64 03:35:01 PM 1 29.70 0.00 1.44 1.00 0.08 67.78 03:35:01 PM 2 55.19 0.00 1.37 0.08 0.10 43.26 03:35:01 PM 3 14.54 0.00 0.50 0.07 0.07 84.83 03:35:01 PM 4 15.10 0.00 0.38 0.03 0.07 84.41 03:35:01 PM 5 28.01 0.00 0.58 0.07 0.05 71.29 03:35:01 PM 6 30.67 0.00 0.57 0.02 0.05 68.70 03:35:01 PM 7 32.38 0.00 0.18 0.00 0.05 67.38 Average: all 22.19 0.00 1.07 0.47 0.13 76.14 Average: 0 13.15 0.00 0.93 0.20 0.07 85.66 Average: 1 25.87 0.00 1.47 1.22 0.08 71.36 Average: 2 35.48 0.00 1.46 0.70 0.09 62.26 Average: 3 16.43 0.00 1.09 0.46 0.55 81.46 Average: 4 17.89 0.00 0.55 0.18 0.06 81.32 Average: 5 18.40 0.00 0.84 0.52 0.06 80.19 Average: 6 25.32 0.00 0.86 0.18 0.06 73.57 Average: 7 25.03 0.00 1.38 0.29 0.06 73.23