---> uname -a: Linux prd-centos8-docker-8c-8g-162.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 1914 25519 19 4456 29510 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:3f:eb:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.210/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fe3f:eb1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:be:76:5d:62 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:beff:fe76:5d62/64 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) 03/28/2026 _x86_64_ (8 CPU) 11:22:32 LINUX RESTART (8 CPU) 11:23:01 AM tps rtps wtps bread/s bwrtn/s 11:24:01 AM 198.65 17.24 181.41 3305.70 10000.73 11:25:01 AM 159.61 0.58 159.02 544.04 21574.94 11:26:01 AM 127.74 15.94 111.79 1476.99 29738.23 11:27:01 AM 190.77 2.47 188.30 4475.31 20078.37 11:28:01 AM 27.46 0.07 27.39 50.12 1530.61 11:29:01 AM 25.93 2.68 23.25 91.85 4089.32 Average: 121.69 6.50 115.20 1657.40 14502.55 11:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:24:01 AM 28868676 30930936 3787036 11.60 2688 2380036 1659100 4.92 186484 3141600 358420 11:25:01 AM 27981764 30320848 4673948 14.31 2688 2652904 2195028 6.51 207936 3983004 10668 11:26:01 AM 25570828 28801208 7084884 21.70 2688 3526004 5563532 16.51 456884 6066100 1820 11:27:01 AM 25700856 29607900 6954856 21.30 2688 4199660 2753568 8.17 664744 5729084 120 11:28:01 AM 25583852 29537244 7071860 21.66 2688 4244980 2759248 8.19 672680 5834220 6428 11:29:01 AM 26206920 30288144 6448792 19.75 2688 4372008 2194604 6.51 770432 5117900 53200 Average: 26652149 29914380 6003563 18.38 2688 3562599 2854180 8.47 493193 4978651 71776 11:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 317.18 214.35 4657.59 44.51 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM eth0 426.11 312.30 4249.62 67.63 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM lo 3.36 3.36 0.40 0.40 0.00 0.00 0.00 0.00 11:26:01 AM eth0 1648.18 488.19 7203.02 44.37 0.00 0.00 0.00 0.00 11:26:01 AM docker0 1.45 2.05 0.21 0.24 0.00 0.00 0.00 0.00 11:26:01 AM veth35349e1 1.45 2.08 0.23 0.24 0.00 0.00 0.00 0.00 11:27:01 AM lo 9.41 9.41 0.95 0.95 0.00 0.00 0.00 0.00 11:27:01 AM eth0 142.24 104.17 1302.85 29.11 0.00 0.00 0.00 0.00 11:27:01 AM docker0 3.33 3.92 0.44 0.46 0.00 0.00 0.00 0.00 11:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM eth0 229.24 184.37 785.45 49.08 0.00 0.00 0.00 0.00 11:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM eth0 287.82 208.92 457.01 82.68 0.00 0.00 0.00 0.00 11:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 508.50 252.05 3109.41 52.89 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 03/28/2026 _x86_64_ (8 CPU) 11:22:32 LINUX RESTART (8 CPU) 11:23:01 AM CPU %user %nice %system %iowait %steal %idle 11:24:01 AM all 13.34 0.00 1.18 0.55 0.06 84.88 11:24:01 AM 0 8.28 0.00 0.83 0.90 0.05 89.93 11:24:01 AM 1 20.62 0.00 2.02 0.77 0.07 76.52 11:24:01 AM 2 21.23 0.00 1.72 0.90 0.07 76.09 11:24:01 AM 3 7.45 0.00 0.94 0.47 0.05 91.10 11:24:01 AM 4 15.27 0.00 1.52 0.10 0.07 83.05 11:24:01 AM 5 11.76 0.00 0.57 0.20 0.07 87.40 11:24:01 AM 6 12.22 0.00 1.19 0.38 0.03 86.18 11:24:01 AM 7 9.86 0.00 0.62 0.69 0.07 88.77 11:25:01 AM all 16.45 0.00 0.73 0.52 0.05 82.24 11:25:01 AM 0 7.30 0.00 0.77 0.03 0.07 91.83 11:25:01 AM 1 6.58 0.00 0.99 0.30 0.05 92.08 11:25:01 AM 2 22.92 0.00 0.77 1.45 0.03 74.82 11:25:01 AM 3 6.68 0.00 0.50 0.10 0.07 92.65 11:25:01 AM 4 19.30 0.00 0.27 0.08 0.05 80.30 11:25:01 AM 5 53.46 0.00 1.54 1.10 0.07 43.83 11:25:01 AM 6 5.36 0.00 0.43 0.05 0.05 94.10 11:25:01 AM 7 9.99 0.00 0.60 1.07 0.05 88.29 11:26:01 AM all 29.75 0.22 2.73 0.58 0.09 66.63 11:26:01 AM 0 26.25 0.00 2.63 0.49 0.08 70.55 11:26:01 AM 1 24.76 0.00 3.06 1.48 0.08 70.61 11:26:01 AM 2 12.43 0.03 2.56 0.29 0.08 84.61 11:26:01 AM 3 38.45 0.00 2.27 0.94 0.10 58.23 11:26:01 AM 4 33.84 0.02 2.17 0.30 0.10 63.57 11:26:01 AM 5 30.72 0.00 2.09 0.19 0.07 66.94 11:26:01 AM 6 36.21 0.07 3.67 0.62 0.10 59.33 11:26:01 AM 7 35.32 1.63 3.36 0.37 0.10 59.21 11:27:01 AM all 17.21 0.29 1.68 0.51 0.06 80.25 11:27:01 AM 0 16.12 0.00 1.81 0.07 0.07 81.94 11:27:01 AM 1 12.55 0.00 1.30 0.00 0.07 86.08 11:27:01 AM 2 42.13 0.05 2.54 0.35 0.08 54.84 11:27:01 AM 3 19.23 0.00 1.22 0.02 0.05 79.48 11:27:01 AM 4 15.38 0.30 1.49 0.10 0.03 82.70 11:27:01 AM 5 6.71 0.07 1.37 0.20 0.08 91.57 11:27:01 AM 6 15.23 0.00 1.32 0.03 0.05 83.37 11:27:01 AM 7 10.27 1.93 2.35 3.34 0.08 82.03 11:28:01 AM all 11.60 0.00 0.40 0.06 0.04 87.90 11:28:01 AM 0 3.59 0.00 0.27 0.00 0.05 96.09 11:28:01 AM 1 10.97 0.00 0.08 0.00 0.03 88.91 11:28:01 AM 2 2.30 0.00 0.73 0.02 0.03 96.91 11:28:01 AM 3 9.90 0.00 0.53 0.07 0.03 89.47 11:28:01 AM 4 6.39 0.00 0.20 0.05 0.03 93.33 11:28:01 AM 5 3.35 0.00 0.20 0.02 0.03 96.40 11:28:01 AM 6 51.78 0.00 1.02 0.15 0.05 47.01 11:28:01 AM 7 4.51 0.00 0.15 0.17 0.03 95.14 11:29:01 AM all 18.52 0.00 0.93 0.08 0.05 80.42 11:29:01 AM 0 23.03 0.00 0.88 0.00 0.07 76.02 11:29:01 AM 1 7.10 0.00 0.52 0.02 0.03 92.33 11:29:01 AM 2 20.57 0.00 0.60 0.02 0.05 78.76 11:29:01 AM 3 6.21 0.00 0.53 0.10 0.05 93.10 11:29:01 AM 4 5.33 0.00 1.49 0.00 0.03 93.15 11:29:01 AM 5 33.37 0.00 0.98 0.00 0.05 65.60 11:29:01 AM 6 48.70 0.00 1.35 0.18 0.05 49.72 11:29:01 AM 7 3.77 0.00 1.10 0.28 0.05 94.80 Average: all 17.79 0.09 1.27 0.38 0.06 80.41 Average: 0 14.08 0.00 1.20 0.25 0.06 84.41 Average: 1 13.75 0.00 1.33 0.43 0.06 84.44 Average: 2 20.27 0.01 1.49 0.50 0.06 77.67 Average: 3 14.62 0.00 1.00 0.28 0.06 84.04 Average: 4 15.89 0.05 1.19 0.11 0.05 82.71 Average: 5 23.22 0.01 1.12 0.28 0.06 75.30 Average: 6 28.25 0.01 1.49 0.24 0.06 69.95 Average: 7 12.26 0.59 1.36 0.98 0.06 84.73