---> uname -a: Linux prd-centos8-docker-8c-8g-380.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1077 26396 19 4416 30345 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:22:87:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85973sec preferred_lft 85973sec inet6 fe80::f816:3eff:fe22:87d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:2b:2b:db 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 inet6 fe80::42:99ff:fe2b:2bdb/64 scope link 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) 03/29/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 232.59 16.74 215.84 3202.40 12177.67 07:33:01 AM 151.62 0.45 151.17 531.24 15653.82 07:34:01 AM 129.87 16.16 113.71 1626.79 29828.77 07:35:01 AM 244.95 2.45 242.50 4477.04 22729.36 07:36:01 AM 36.18 0.07 36.11 50.12 1728.58 07:37:01 AM 33.84 2.52 31.32 97.43 4238.67 Average: 138.18 6.40 131.78 1664.25 14393.13 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29001756 30964456 3653956 11.19 2688 2278796 1668404 4.95 193272 2990448 181992 07:33:01 AM 28398684 30636512 4257028 13.04 2688 2550100 1880164 5.58 211736 3556872 10544 07:34:01 AM 25599072 28732792 7056640 21.61 2688 3427744 5882740 17.45 460956 6025852 1740 07:35:01 AM 25522132 29406220 7133580 21.84 2688 4175208 2910504 8.64 736980 5828136 132 07:36:01 AM 25386640 29317268 7269072 22.26 2688 4220700 2925204 8.68 745024 5951016 6448 07:37:01 AM 27043644 31085984 5612068 17.19 2688 4330576 1501448 4.45 890472 4151564 23116 Average: 26825321 30023872 5830391 17.85 2688 3497187 2794744 8.29 539740 4750648 37329 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 223.74 187.94 2721.17 48.97 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 679.87 408.85 4290.95 96.03 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 1.12 1.12 0.13 0.13 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1865.76 510.60 7213.55 41.56 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.48 0.77 0.07 0.08 0.00 0.00 0.00 0.00 07:34:01 AM veth66c67ba 0.48 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:35:01 AM lo 11.50 11.50 1.20 1.20 0.00 0.00 0.00 0.00 07:35:01 AM eth0 234.72 187.55 1329.40 59.61 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.28 5.11 0.57 0.60 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 237.76 196.70 789.36 45.31 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 135.25 150.88 107.50 1269.97 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.10 2.10 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 562.86 273.75 2742.00 260.25 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.98 0.11 0.11 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) 03/29/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.13 0.00 1.38 0.58 0.06 82.85 07:32:01 AM 0 6.03 0.00 1.20 0.57 0.05 92.15 07:32:01 AM 1 16.87 0.00 1.92 0.55 0.07 80.59 07:32:01 AM 2 14.76 0.00 1.49 0.74 0.07 82.94 07:32:01 AM 3 15.98 0.00 1.24 1.27 0.05 81.47 07:32:01 AM 4 11.88 0.00 1.41 0.94 0.05 85.72 07:32:01 AM 5 14.46 0.00 1.02 0.10 0.05 84.37 07:32:01 AM 6 15.56 0.00 1.15 0.22 0.05 83.02 07:32:01 AM 7 25.47 0.00 1.64 0.28 0.07 72.55 07:33:01 AM all 14.79 0.00 0.76 0.45 0.05 83.95 07:33:01 AM 0 2.84 0.00 0.77 1.05 0.05 95.28 07:33:01 AM 1 22.95 0.00 0.28 0.02 0.03 76.72 07:33:01 AM 2 8.62 0.00 0.65 0.35 0.05 90.33 07:33:01 AM 3 46.79 0.00 1.39 0.49 0.08 51.25 07:33:01 AM 4 7.87 0.00 1.27 0.23 0.05 90.58 07:33:01 AM 5 7.82 0.00 0.47 0.32 0.05 91.34 07:33:01 AM 6 6.87 0.00 0.84 1.09 0.05 91.16 07:33:01 AM 7 14.59 0.00 0.43 0.03 0.03 84.91 07:34:01 AM all 31.31 0.22 2.50 0.60 0.08 65.29 07:34:01 AM 0 34.72 0.00 2.67 0.84 0.08 61.68 07:34:01 AM 1 26.82 0.12 2.49 0.81 0.10 69.66 07:34:01 AM 2 23.46 0.27 2.66 0.52 0.08 73.01 07:34:01 AM 3 37.12 0.00 2.07 0.51 0.10 60.20 07:34:01 AM 4 21.92 1.37 2.26 0.72 0.07 73.67 07:34:01 AM 5 41.67 0.02 2.57 1.09 0.08 54.56 07:34:01 AM 6 22.77 0.00 2.26 0.24 0.07 74.67 07:34:01 AM 7 41.94 0.00 2.98 0.08 0.08 54.91 07:35:01 AM all 17.28 0.05 1.75 0.59 0.06 80.27 07:35:01 AM 0 18.14 0.00 1.07 0.13 0.07 80.59 07:35:01 AM 1 10.46 0.05 2.50 2.06 0.03 84.90 07:35:01 AM 2 12.03 0.00 1.22 0.03 0.05 86.67 07:35:01 AM 3 12.82 0.00 1.81 1.99 0.07 83.32 07:35:01 AM 4 44.68 0.02 2.64 0.10 0.08 52.47 07:35:01 AM 5 12.41 0.00 1.25 0.07 0.05 86.22 07:35:01 AM 6 13.32 0.00 1.86 0.25 0.05 84.52 07:35:01 AM 7 14.38 0.33 1.64 0.07 0.05 83.53 07:36:01 AM all 11.00 0.00 0.40 0.07 0.03 88.50 07:36:01 AM 0 1.68 0.00 0.10 0.02 0.03 98.17 07:36:01 AM 1 7.05 0.00 0.33 0.03 0.05 92.54 07:36:01 AM 2 49.07 0.00 1.22 0.18 0.05 49.48 07:36:01 AM 3 3.19 0.00 0.57 0.03 0.02 96.19 07:36:01 AM 4 8.50 0.00 0.33 0.03 0.03 91.10 07:36:01 AM 5 5.76 0.00 0.15 0.18 0.03 93.87 07:36:01 AM 6 9.77 0.00 0.05 0.00 0.02 90.16 07:36:01 AM 7 2.95 0.00 0.43 0.05 0.03 96.53 07:37:01 AM all 10.40 0.00 0.86 0.09 0.04 88.62 07:37:01 AM 0 1.15 0.00 0.50 0.07 0.05 98.23 07:37:01 AM 1 9.93 0.00 0.83 0.10 0.03 89.10 07:37:01 AM 2 48.08 0.00 1.58 0.10 0.07 50.17 07:37:01 AM 3 2.17 0.00 0.65 0.02 0.03 97.13 07:37:01 AM 4 8.50 0.00 1.69 0.13 0.03 89.65 07:37:01 AM 5 3.97 0.00 0.65 0.00 0.02 95.36 07:37:01 AM 6 5.05 0.00 0.42 0.02 0.02 94.50 07:37:01 AM 7 4.34 0.00 0.55 0.25 0.03 94.82 Average: all 16.63 0.04 1.27 0.39 0.05 81.60 Average: 0 10.74 0.00 1.05 0.45 0.06 87.71 Average: 1 15.67 0.03 1.39 0.59 0.05 82.27 Average: 2 26.02 0.04 1.47 0.32 0.06 72.08 Average: 3 19.65 0.00 1.29 0.72 0.06 78.29 Average: 4 17.22 0.23 1.60 0.36 0.05 80.54 Average: 5 14.32 0.00 1.02 0.29 0.05 84.32 Average: 6 12.21 0.00 1.09 0.30 0.04 86.36 Average: 7 17.25 0.06 1.28 0.13 0.05 81.24