---> uname -a: Linux prd-centos8-docker-8c-8g-48.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 1059 26423 19 4407 30364 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:fd:50:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.178/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fefd:5098/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e6:7e:22:ed 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:e6ff:fe7e:22ed/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) 05/15/2026 _x86_64_ (8 CPU) 07:30:28 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 176.19 16.96 159.22 3425.56 10381.32 07:33:01 AM 240.78 3.95 236.83 880.79 19275.37 07:34:01 AM 111.48 14.76 96.72 1358.61 29717.53 07:35:01 AM 216.98 5.25 211.73 4681.11 27290.32 Average: 186.35 10.23 176.12 2586.55 21666.70 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29370760 31281888 3284952 10.06 2688 2229596 1344088 3.99 180696 2651288 212352 07:33:01 AM 27892164 30193324 4763548 14.59 2688 2612108 2256904 6.70 250964 4019584 56368 07:34:01 AM 25989760 29132264 6665952 20.41 2688 3435960 5241368 15.55 466796 5631012 1724 07:35:01 AM 27080068 31115292 5575644 17.07 2688 4323268 1491176 4.42 902512 4104292 24320 Average: 27583188 30430692 5072524 15.53 2688 3150233 2583384 7.66 450242 4101544 73691 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 152.92 117.45 2155.02 37.03 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 452.86 346.93 5717.35 46.17 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 10.40 10.40 1.12 1.12 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1447.70 362.28 6462.22 36.51 0.00 0.00 0.00 0.00 07:34:01 AM docker0 3.93 5.00 0.54 0.58 0.00 0.00 0.00 0.00 07:34:01 AM veth266e44e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 2.45 2.45 0.24 0.24 0.00 0.00 0.00 0.00 07:35:01 AM eth0 154.83 163.56 1723.87 1263.04 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.82 0.92 0.11 0.10 0.00 0.00 0.00 0.00 Average: lo 3.21 3.21 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 552.10 247.55 4014.62 345.71 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.48 0.16 0.17 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) 05/15/2026 _x86_64_ (8 CPU) 07:30:28 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.25 0.00 1.31 0.66 0.08 85.71 07:32:01 AM 0 9.99 0.00 1.15 0.75 0.12 87.99 07:32:01 AM 1 27.29 0.00 2.77 0.57 0.08 69.28 07:32:01 AM 2 5.38 0.00 1.15 0.43 0.08 92.94 07:32:01 AM 3 12.68 0.00 0.82 0.97 0.08 85.45 07:32:01 AM 4 8.57 0.00 0.72 0.18 0.07 90.46 07:32:01 AM 5 7.60 0.00 1.35 1.35 0.07 89.63 07:32:01 AM 6 15.84 0.00 1.25 0.40 0.07 82.44 07:32:01 AM 7 10.66 0.00 1.22 0.62 0.05 87.45 07:33:01 AM all 24.91 0.00 1.16 1.42 0.10 72.41 07:33:01 AM 0 25.56 0.00 0.48 0.10 0.08 73.77 07:33:01 AM 1 18.83 0.00 1.94 3.22 0.10 75.91 07:33:01 AM 2 31.87 0.00 0.99 2.39 0.12 64.64 07:33:01 AM 3 25.31 0.00 1.02 0.90 0.10 72.66 07:33:01 AM 4 24.72 0.00 0.92 0.75 0.10 73.50 07:33:01 AM 5 36.72 0.00 1.93 2.61 0.12 58.62 07:33:01 AM 6 28.75 0.00 1.32 0.74 0.10 69.09 07:33:01 AM 7 7.53 0.00 0.69 0.64 0.08 91.06 07:34:01 AM all 21.83 0.27 2.93 1.11 0.11 73.75 07:34:01 AM 0 25.08 0.00 2.76 0.15 0.12 71.89 07:34:01 AM 1 18.86 0.02 2.98 3.10 0.13 74.91 07:34:01 AM 2 23.45 1.35 3.71 1.64 0.10 69.75 07:34:01 AM 3 11.69 0.62 2.47 1.48 0.10 83.64 07:34:01 AM 4 27.18 0.03 2.46 0.76 0.12 69.45 07:34:01 AM 5 32.82 0.05 3.54 0.64 0.12 62.83 07:34:01 AM 6 17.92 0.07 2.48 0.79 0.10 78.64 07:34:01 AM 7 17.67 0.00 3.02 0.29 0.12 78.89 07:35:01 AM all 17.18 0.04 1.96 1.42 0.09 79.33 07:35:01 AM 0 10.39 0.00 2.36 2.14 0.10 85.00 07:35:01 AM 1 14.71 0.00 1.86 0.82 0.08 82.53 07:35:01 AM 2 28.34 0.00 2.26 4.42 0.10 64.88 07:35:01 AM 3 20.61 0.00 2.38 0.40 0.08 76.53 07:35:01 AM 4 14.04 0.00 1.32 0.92 0.08 83.63 07:35:01 AM 5 21.19 0.00 2.24 0.35 0.08 76.13 07:35:01 AM 6 14.72 0.28 1.58 0.17 0.08 83.17 07:35:01 AM 7 13.43 0.00 1.66 2.09 0.07 82.75 Average: all 19.04 0.08 1.84 1.15 0.09 77.81 Average: 0 17.74 0.00 1.69 0.79 0.10 79.68 Average: 1 19.93 0.00 2.39 1.92 0.10 75.65 Average: 2 22.26 0.34 2.02 2.22 0.10 73.06 Average: 3 17.58 0.15 1.67 0.94 0.09 79.56 Average: 4 18.61 0.01 1.35 0.65 0.09 79.28 Average: 5 24.55 0.01 2.26 1.24 0.10 71.83 Average: 6 19.31 0.09 1.66 0.52 0.09 78.34 Average: 7 12.31 0.00 1.64 0.91 0.08 85.06