---> uname -a: Linux prd-centos8-docker-8c-8g-16724.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: 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): 0-7 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 1005 28029 19 2855 30436 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:13:ef:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe13:ef83/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:f3:be:59 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) 02/14/2026 _x86_64_ (8 CPU) 05:35:57 LINUX RESTART (8 CPU) 05:37:01 AM tps rtps wtps bread/s bwrtn/s 05:38:01 AM 195.03 2.02 193.02 673.11 12251.40 05:39:01 AM 107.70 15.83 91.87 3322.51 6939.98 05:40:01 AM 174.09 5.03 169.06 2098.63 13558.90 Average: 158.94 7.63 151.32 2031.35 10916.98 05:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:38:01 AM 28480236 30321256 4175476 12.79 2688 2156128 2107884 6.25 196660 3504700 74028 05:39:01 AM 28462812 30584672 4192900 12.84 2688 2432432 2028084 6.02 237436 3464864 75800 05:40:01 AM 28687396 31156568 3968316 12.15 2688 2776908 1476828 4.38 488024 2985168 28780 Average: 28543481 30687499 4112231 12.59 2688 2455156 1870932 5.55 307373 3318244 59536 05:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 187.14 148.85 1561.32 40.62 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 241.31 180.59 2215.36 41.64 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 05:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM eth0 178.16 149.12 4394.95 52.87 0.00 0.00 0.00 0.00 05:40:01 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 202.20 159.52 2723.90 45.05 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) 02/14/2026 _x86_64_ (8 CPU) 05:35:57 LINUX RESTART (8 CPU) 05:37:01 AM CPU %user %nice %system %iowait %steal %idle 05:38:01 AM all 31.09 0.00 1.32 1.42 0.08 66.09 05:38:01 AM 0 22.19 0.00 1.40 3.22 0.08 73.10 05:38:01 AM 1 42.09 0.00 1.34 1.44 0.08 55.05 05:38:01 AM 2 36.02 0.00 1.14 1.87 0.08 60.89 05:38:01 AM 3 29.56 0.00 1.02 1.47 0.08 67.87 05:38:01 AM 4 25.42 0.00 1.15 1.00 0.08 72.34 05:38:01 AM 5 35.01 0.00 1.59 0.48 0.08 62.84 05:38:01 AM 6 30.65 0.00 1.72 1.45 0.08 66.09 05:38:01 AM 7 27.75 0.00 1.17 0.43 0.08 70.56 05:39:01 AM all 43.92 0.00 1.54 0.48 0.09 53.97 05:39:01 AM 0 45.82 0.00 1.65 0.38 0.10 52.04 05:39:01 AM 1 39.21 0.00 1.57 0.60 0.10 58.52 05:39:01 AM 2 55.01 0.00 1.34 0.67 0.10 42.88 05:39:01 AM 3 38.76 0.00 1.77 0.72 0.10 58.65 05:39:01 AM 4 42.81 0.00 1.17 0.42 0.08 55.51 05:39:01 AM 5 49.26 0.00 1.60 0.43 0.10 48.60 05:39:01 AM 6 44.87 0.00 1.65 0.42 0.08 52.98 05:39:01 AM 7 35.61 0.00 1.59 0.17 0.08 62.56 05:40:01 AM all 26.34 0.00 1.12 0.77 0.07 71.70 05:40:01 AM 0 15.50 0.00 1.52 0.18 0.08 82.72 05:40:01 AM 1 29.14 0.00 1.18 0.53 0.07 69.08 05:40:01 AM 2 23.91 0.00 1.92 2.42 0.08 71.66 05:40:01 AM 3 32.88 0.00 1.33 1.08 0.07 64.63 05:40:01 AM 4 12.83 0.00 1.00 1.89 0.07 84.21 05:40:01 AM 5 29.85 0.00 0.89 0.00 0.05 69.22 05:40:01 AM 6 31.33 0.00 0.40 0.00 0.07 68.21 05:40:01 AM 7 35.20 0.00 0.72 0.08 0.08 63.91 Average: all 33.78 0.00 1.33 0.89 0.08 63.92 Average: 0 27.83 0.00 1.53 1.26 0.09 69.29 Average: 1 36.81 0.00 1.36 0.86 0.08 60.89 Average: 2 38.32 0.00 1.47 1.65 0.09 58.47 Average: 3 33.73 0.00 1.38 1.09 0.08 63.72 Average: 4 27.03 0.00 1.11 1.10 0.08 70.68 Average: 5 38.04 0.00 1.36 0.31 0.08 60.22 Average: 6 35.62 0.00 1.26 0.62 0.08 62.42 Average: 7 32.85 0.00 1.16 0.23 0.08 65.68