---> uname -a: Linux prd-centos8-docker-8c-8g-5832.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: 2800.000 BogoMIPS: 5600.00 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 1035 26557 19 4297 30388 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:a0:ea:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fea0:eac0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:88:66:39 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:d2ff:fe88:6639/64 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) 02/07/2026 _x86_64_ (8 CPU) 02:28:44 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 260.32 121.96 138.36 13348.96 42140.63 02:31:01 AM 275.63 16.51 259.12 3173.35 12428.34 02:32:01 AM 168.43 15.99 152.44 2048.98 40129.54 02:33:01 AM 93.99 3.87 90.12 4590.34 25754.10 Average: 199.60 39.58 160.01 5790.45 30113.33 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29733328 31334452 2922384 8.95 2688 1927116 1404268 4.17 137192 2364372 150012 02:31:01 AM 28824128 30969576 3831584 11.73 2688 2458336 1657816 4.92 197668 3150796 305280 02:32:01 AM 26627856 29690508 6027856 18.46 2688 3357928 2808916 8.33 413428 5058012 8 02:33:01 AM 27131024 31058180 5524688 16.92 2688 4217024 1572824 4.67 881308 4080300 13528 Average: 28079084 30763179 4576628 14.01 2688 2990101 1860956 5.52 407399 3663370 117207 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 396.07 254.32 1587.57 62.77 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 488.41 374.88 5508.10 66.46 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 3.32 3.32 0.39 0.39 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1305.58 424.52 7343.03 39.89 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.42 1.88 0.20 0.21 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.63 8.63 0.88 0.88 0.00 0.00 0.00 0.00 02:33:01 AM eth0 131.34 140.60 1382.79 1251.71 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.58 0.41 0.41 0.00 0.00 0.00 0.00 Average: lo 2.99 2.99 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 580.37 298.59 3955.48 355.17 0.00 0.00 0.00 0.00 Average: docker0 1.06 1.37 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) 02/07/2026 _x86_64_ (8 CPU) 02:28:44 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.94 0.00 2.92 3.52 0.07 80.55 02:30:01 AM 0 14.56 0.00 2.61 0.65 0.07 82.11 02:30:01 AM 1 13.13 0.00 2.36 0.75 0.07 83.69 02:30:01 AM 2 16.97 0.00 2.86 2.82 0.07 77.28 02:30:01 AM 3 19.16 0.00 3.19 11.50 0.08 66.06 02:30:01 AM 4 5.79 0.00 3.27 0.07 0.08 90.79 02:30:01 AM 5 17.27 0.00 3.32 3.52 0.08 75.81 02:30:01 AM 6 6.75 0.00 2.67 6.80 0.05 83.74 02:30:01 AM 7 9.83 0.00 3.05 2.08 0.05 85.00 02:31:01 AM all 13.98 0.00 1.51 1.95 0.07 82.48 02:31:01 AM 0 8.95 0.00 1.25 1.27 0.08 88.44 02:31:01 AM 1 20.80 0.00 2.69 2.37 0.10 74.04 02:31:01 AM 2 9.63 0.00 1.52 1.84 0.07 86.94 02:31:01 AM 3 8.10 0.00 1.46 1.26 0.07 89.12 02:31:01 AM 4 15.63 0.00 1.47 3.52 0.07 79.31 02:31:01 AM 5 16.75 0.00 1.36 1.94 0.07 79.89 02:31:01 AM 6 13.50 0.00 1.12 1.76 0.07 83.55 02:31:01 AM 7 18.49 0.00 1.22 1.65 0.07 78.57 02:32:01 AM all 29.43 0.22 2.46 1.85 0.09 65.95 02:32:01 AM 0 38.12 0.00 2.37 0.08 0.08 59.34 02:32:01 AM 1 30.81 0.02 2.51 4.81 0.10 61.76 02:32:01 AM 2 40.92 0.00 3.92 2.14 0.08 52.94 02:32:01 AM 3 31.24 0.00 2.34 2.17 0.08 64.17 02:32:01 AM 4 25.69 0.00 2.17 1.28 0.08 70.77 02:32:01 AM 5 31.56 1.64 2.26 2.58 0.10 61.85 02:32:01 AM 6 20.59 0.00 2.44 0.02 0.08 76.87 02:32:01 AM 7 16.52 0.07 1.70 1.72 0.08 79.91 02:33:01 AM all 19.36 0.07 2.18 1.28 0.07 77.03 02:33:01 AM 0 12.06 0.03 2.11 0.84 0.08 84.88 02:33:01 AM 1 20.72 0.02 1.91 1.84 0.07 75.45 02:33:01 AM 2 23.99 0.40 2.53 2.58 0.08 70.42 02:33:01 AM 3 18.22 0.05 2.07 1.69 0.07 77.89 02:33:01 AM 4 17.94 0.00 2.08 1.76 0.07 78.16 02:33:01 AM 5 19.80 0.00 2.48 1.31 0.07 76.35 02:33:01 AM 6 31.63 0.03 2.48 0.17 0.08 65.61 02:33:01 AM 7 10.54 0.03 1.79 0.10 0.07 87.47 Average: all 18.92 0.07 2.27 2.15 0.08 76.52 Average: 0 18.40 0.01 2.08 0.71 0.08 78.72 Average: 1 21.35 0.01 2.37 2.44 0.08 73.75 Average: 2 22.85 0.10 2.71 2.35 0.08 71.92 Average: 3 19.16 0.01 2.27 4.16 0.08 74.32 Average: 4 16.25 0.00 2.25 1.66 0.08 79.77 Average: 5 21.34 0.41 2.35 2.34 0.08 73.48 Average: 6 18.12 0.01 2.18 2.18 0.07 77.44 Average: 7 13.84 0.03 1.94 1.39 0.07 82.74