---> uname -a: Linux prd-centos8-docker-8c-8g-18550.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 1073 26522 19 4294 30350 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:37:1f:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe37:1f3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:fe:5f:b4 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::42:26ff:fefe:5fb4/64 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) 02/20/2026 _x86_64_ (8 CPU) 02:28:19 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 177.14 14.74 162.40 3250.02 11561.91 02:31:01 AM 206.21 6.03 200.18 1189.20 14125.57 02:32:01 AM 123.43 15.04 108.38 5392.07 29804.53 02:33:01 AM 83.26 1.08 82.17 130.49 25688.62 Average: 147.39 9.20 138.18 2487.27 20331.69 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29307804 31157040 3347908 10.25 2688 2167120 1615184 4.79 180460 2707308 76020 02:31:01 AM 27584616 29820748 5071096 15.53 2688 2547328 2615140 7.76 267452 4312108 56568 02:32:01 AM 26902796 30300432 5752916 17.62 2688 3692012 2151788 6.38 514580 4682804 201236 02:33:01 AM 27137640 31057856 5518072 16.90 2688 4209732 1551468 4.60 883208 4072680 8344 Average: 27733214 30584019 4922498 15.07 2688 3154048 1983395 5.88 461425 3943725 85542 02:29:02 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 141.16 106.86 1496.79 35.06 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 414.40 320.13 5546.99 45.62 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 12.81 12.81 1.32 1.32 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1360.08 367.89 7642.65 39.68 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.40 5.53 0.62 0.64 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 77.14 95.60 198.91 1243.88 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.33 0.33 0.00 0.00 0.00 0.00 Average: eth0 499.69 223.11 3730.64 342.34 0.00 0.00 0.00 0.00 Average: docker0 1.10 1.39 0.16 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) 02/20/2026 _x86_64_ (8 CPU) 02:28:19 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.35 0.00 1.24 0.86 0.06 86.49 02:30:01 AM 0 4.59 0.00 0.78 0.10 0.08 94.44 02:30:01 AM 1 13.89 0.00 2.09 2.26 0.05 81.71 02:30:01 AM 2 19.06 0.00 1.66 0.81 0.07 78.39 02:30:01 AM 3 16.47 0.00 1.51 0.88 0.05 81.08 02:30:01 AM 4 6.61 0.00 0.95 1.15 0.05 91.24 02:30:01 AM 5 11.17 0.00 0.70 0.93 0.05 87.15 02:30:01 AM 6 10.14 0.00 1.15 0.29 0.05 88.37 02:30:01 AM 7 8.90 0.00 1.09 0.41 0.03 89.57 02:31:01 AM all 28.97 0.00 1.20 0.75 0.10 68.99 02:31:01 AM 0 23.89 0.00 1.05 0.37 0.12 74.57 02:31:01 AM 1 30.92 0.00 1.92 2.34 0.10 64.72 02:31:01 AM 2 38.52 0.00 1.79 0.65 0.13 58.90 02:31:01 AM 3 25.32 0.00 1.64 1.52 0.08 71.43 02:31:01 AM 4 30.24 0.00 1.07 0.30 0.10 68.29 02:31:01 AM 5 29.85 0.00 0.69 0.05 0.12 69.30 02:31:01 AM 6 28.88 0.00 0.69 0.50 0.07 69.87 02:31:01 AM 7 24.14 0.00 0.75 0.25 0.08 74.78 02:32:01 AM all 16.08 0.27 2.78 2.02 0.09 78.76 02:32:01 AM 0 11.49 0.59 2.47 0.29 0.08 85.07 02:32:01 AM 1 21.09 0.07 3.00 1.01 0.07 74.77 02:32:01 AM 2 16.23 0.03 2.81 4.36 0.08 76.47 02:32:01 AM 3 20.88 0.42 2.55 2.67 0.08 73.39 02:32:01 AM 4 9.47 0.03 2.28 0.44 0.10 87.67 02:32:01 AM 5 15.94 1.03 3.95 4.83 0.08 74.17 02:32:01 AM 6 19.08 0.00 2.78 0.57 0.12 77.45 02:32:01 AM 7 14.46 0.00 2.37 1.98 0.08 81.11 02:33:01 AM all 13.66 0.00 1.65 0.42 0.06 84.21 02:33:01 AM 0 21.23 0.00 1.79 0.74 0.07 76.18 02:33:01 AM 1 19.57 0.00 1.77 0.12 0.07 78.47 02:33:01 AM 2 12.25 0.00 1.79 0.32 0.03 85.61 02:33:01 AM 3 15.78 0.00 1.67 0.27 0.08 82.20 02:33:01 AM 4 8.36 0.00 1.14 0.03 0.03 90.44 02:33:01 AM 5 9.64 0.00 1.64 0.28 0.05 88.39 02:33:01 AM 6 9.71 0.00 1.67 1.32 0.05 87.25 02:33:01 AM 7 12.75 0.00 1.76 0.30 0.08 85.11 Average: all 17.54 0.07 1.72 1.01 0.08 79.59 Average: 0 15.35 0.15 1.53 0.37 0.09 82.51 Average: 1 21.40 0.02 2.19 1.43 0.07 74.89 Average: 2 21.53 0.01 2.01 1.53 0.08 74.83 Average: 3 19.62 0.11 1.84 1.34 0.08 77.02 Average: 4 13.71 0.01 1.36 0.48 0.07 84.37 Average: 5 16.67 0.26 1.74 1.52 0.08 79.74 Average: 6 16.97 0.00 1.57 0.67 0.07 80.71 Average: 7 15.09 0.00 1.49 0.73 0.07 82.61