---> uname -a: Linux prd-centos8-docker-8c-8g-2237.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 1057 26474 19 4357 30366 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:8e:5a:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe8e:5ad5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:c0:67:81 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::42:5cff:fec0:6781/64 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) 04/17/2026 _x86_64_ (8 CPU) 02:28:49 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 308.00 27.02 280.97 6970.23 9406.75 02:31:01 AM 283.34 18.36 264.98 4098.10 14980.01 02:32:01 AM 146.12 14.83 131.29 1289.84 38096.52 02:33:01 AM 94.04 5.21 88.82 4651.92 25157.48 Average: 207.87 16.36 191.52 4252.52 21910.19 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29554852 31238348 3100860 9.50 2688 2007216 1409412 4.18 143940 2527852 193188 02:31:01 AM 27889848 30163588 4765864 14.59 2688 2585964 2438440 7.23 225264 4054288 285576 02:32:01 AM 26020072 29146336 6635640 20.32 2688 3420920 5596652 16.61 463264 5611496 192 02:33:01 AM 27132784 31117928 5522928 16.91 2688 4275440 1487452 4.41 896468 4066676 23212 Average: 27649389 30416550 5006323 15.33 2688 3072385 2732989 8.11 432234 4065078 125542 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 426.01 274.99 1854.80 66.42 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 561.23 415.99 6336.62 69.95 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 9.50 9.50 1.04 1.04 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1390.02 351.08 6677.52 39.53 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.58 4.57 0.51 0.53 0.00 0.00 0.00 0.00 02:32:01 AM vethbf6bd0c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.35 2.35 0.22 0.22 0.00 0.00 0.00 0.00 02:33:01 AM eth0 136.49 148.62 1391.60 1251.29 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.77 0.85 0.10 0.10 0.00 0.00 0.00 0.00 Average: lo 2.96 2.96 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 628.44 297.67 4065.14 356.80 0.00 0.00 0.00 0.00 Average: docker0 1.09 1.35 0.15 0.16 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) 04/17/2026 _x86_64_ (8 CPU) 02:28:49 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.19 0.00 2.11 0.69 0.05 82.97 02:30:01 AM 0 7.62 0.00 1.27 0.15 0.05 90.91 02:30:01 AM 1 15.83 0.00 2.24 0.53 0.05 81.34 02:30:01 AM 2 26.10 0.00 3.81 0.55 0.07 69.47 02:30:01 AM 3 11.11 0.00 3.26 2.51 0.05 83.07 02:30:01 AM 4 25.52 0.00 2.49 0.55 0.05 71.39 02:30:01 AM 5 8.56 0.00 1.76 0.42 0.07 89.19 02:30:01 AM 6 9.92 0.00 1.00 0.12 0.03 88.92 02:30:01 AM 7 8.80 0.00 1.02 0.72 0.03 89.43 02:31:01 AM all 21.84 0.00 1.65 0.84 0.09 75.58 02:31:01 AM 0 20.80 0.00 2.23 1.36 0.10 75.51 02:31:01 AM 1 16.15 0.00 1.49 0.59 0.08 81.70 02:31:01 AM 2 19.06 0.00 1.67 1.26 0.10 77.91 02:31:01 AM 3 14.52 0.00 1.47 0.92 0.08 83.00 02:31:01 AM 4 21.49 0.00 1.99 0.53 0.10 75.89 02:31:01 AM 5 22.83 0.00 1.44 0.75 0.07 74.92 02:31:01 AM 6 25.62 0.00 1.69 0.65 0.08 71.96 02:31:01 AM 7 34.23 0.00 1.19 0.70 0.08 63.80 02:32:01 AM all 26.50 0.24 3.02 0.89 0.09 69.25 02:32:01 AM 0 22.69 0.03 3.16 0.34 0.10 73.67 02:32:01 AM 1 22.45 1.82 3.20 2.69 0.08 69.75 02:32:01 AM 2 31.66 0.00 3.76 1.16 0.08 63.32 02:32:01 AM 3 30.53 0.03 2.44 0.15 0.08 66.76 02:32:01 AM 4 16.38 0.00 3.65 1.11 0.10 78.75 02:32:01 AM 5 32.83 0.03 2.39 0.91 0.08 63.75 02:32:01 AM 6 22.27 0.00 2.30 0.20 0.10 75.12 02:32:01 AM 7 33.20 0.03 3.28 0.56 0.10 62.82 02:33:01 AM all 17.57 0.05 1.87 0.35 0.06 80.11 02:33:01 AM 0 21.18 0.00 1.84 0.18 0.07 76.73 02:33:01 AM 1 30.21 0.02 3.06 1.39 0.08 65.24 02:33:01 AM 2 10.56 0.00 1.64 0.45 0.07 87.29 02:33:01 AM 3 9.45 0.00 1.49 0.08 0.05 88.93 02:33:01 AM 4 20.75 0.00 1.94 0.27 0.05 76.99 02:33:01 AM 5 19.34 0.00 1.81 0.15 0.07 78.63 02:33:01 AM 6 7.23 0.30 1.02 0.05 0.03 91.37 02:33:01 AM 7 21.88 0.05 2.12 0.22 0.05 75.68 Average: all 20.02 0.07 2.16 0.69 0.07 76.99 Average: 0 18.06 0.01 2.12 0.51 0.08 79.22 Average: 1 21.16 0.46 2.50 1.30 0.08 74.52 Average: 2 21.82 0.00 2.72 0.86 0.08 74.52 Average: 3 16.39 0.01 2.16 0.91 0.07 80.46 Average: 4 21.04 0.00 2.52 0.62 0.08 75.75 Average: 5 20.88 0.01 1.85 0.56 0.07 76.63 Average: 6 16.25 0.08 1.50 0.26 0.06 81.85 Average: 7 24.51 0.02 1.90 0.55 0.07 72.95