---> uname -a: Linux prd-centos8-docker-8c-8g-243.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 1828 25706 19 4354 29596 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:28:bf:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:fe28:bf61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:0f:ca:38 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:f3ff:fe0f:ca38/64 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) 03/07/2026 _x86_64_ (8 CPU) 11:21:22 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 234.44 16.21 218.23 3027.66 10823.04 11:24:01 AM 119.14 0.70 118.44 548.22 18206.90 11:25:01 AM 114.71 15.88 98.83 1504.70 29617.06 11:26:01 AM 154.62 2.47 152.15 4490.50 19566.36 11:27:01 AM 12.33 0.07 12.26 50.12 406.90 11:28:01 AM 19.76 2.72 17.04 104.10 4496.15 11:29:01 AM 40.04 0.45 39.59 63.85 1959.90 Average: 99.29 5.50 93.79 1398.45 12153.76 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 28791572 30831592 3864140 11.83 2688 2355828 1842708 5.47 189596 3204120 309692 11:24:01 AM 28179640 30487148 4476072 13.71 2688 2620688 2560576 7.60 213164 3779028 45760 11:25:01 AM 25740856 28905276 6914856 21.18 2688 3460264 5411996 16.06 456080 5899496 1732 11:26:01 AM 25672408 29512788 6983304 21.38 2688 4133300 2869312 8.51 657636 5766476 128 11:27:01 AM 25617560 29467784 7038152 21.55 2688 4142600 2894132 8.59 661688 5815444 80 11:28:01 AM 26869208 30889296 5786504 17.72 2688 4311716 1574608 4.67 794524 4434512 38764 11:29:01 AM 26264596 30245572 6391116 19.57 2688 4271328 2275472 6.75 893648 4935104 7652 Average: 26733691 30048494 5922021 18.13 2688 3613675 2775543 8.23 552334 4833454 57687 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 326.57 228.69 4677.87 48.13 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 374.41 277.86 4157.83 47.06 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 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1592.85 383.64 6652.61 32.61 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.12 0.27 0.01 0.02 0.00 0.00 0.00 0.00 11:25:01 AM veth39991d1 0.12 0.30 0.02 0.03 0.00 0.00 0.00 0.00 11:26:01 AM lo 12.70 12.70 1.33 1.33 0.00 0.00 0.00 0.00 11:26:01 AM eth0 174.29 148.68 1307.42 39.06 0.00 0.00 0.00 0.00 11:26:01 AM docker0 4.67 5.68 0.63 0.67 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 112.83 93.77 188.10 25.01 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 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 309.71 218.98 461.04 85.47 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 66.83 38.44 28.40 114.37 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 1.85 1.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 422.50 198.58 2496.18 55.96 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.85 0.09 0.10 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) 03/07/2026 _x86_64_ (8 CPU) 11:21:22 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 14.18 0.00 1.31 0.88 0.08 83.55 11:23:01 AM 0 14.45 0.00 0.78 0.10 0.08 84.59 11:23:01 AM 1 6.62 0.00 1.00 1.17 0.10 91.10 11:23:01 AM 2 17.20 0.00 1.98 1.14 0.10 79.58 11:23:01 AM 3 25.95 0.00 1.89 0.55 0.07 71.54 11:23:01 AM 4 12.23 0.00 1.05 1.22 0.05 85.45 11:23:01 AM 5 16.20 0.00 1.59 1.07 0.07 81.07 11:23:01 AM 6 11.05 0.00 0.70 0.25 0.07 87.93 11:23:01 AM 7 9.75 0.00 1.51 1.52 0.12 87.11 11:24:01 AM all 17.84 0.00 0.75 1.00 0.07 80.35 11:24:01 AM 0 9.45 0.00 0.35 0.00 0.07 90.13 11:24:01 AM 1 5.52 0.00 0.48 0.17 0.05 93.77 11:24:01 AM 2 6.00 0.00 0.62 0.00 0.05 93.33 11:24:01 AM 3 56.61 0.00 1.27 0.15 0.08 41.88 11:24:01 AM 4 6.22 0.00 0.90 1.66 0.08 91.14 11:24:01 AM 5 13.38 0.00 0.89 1.04 0.07 84.63 11:24:01 AM 6 18.92 0.00 0.77 3.78 0.07 76.47 11:24:01 AM 7 26.54 0.00 0.68 1.22 0.07 71.49 11:25:01 AM all 28.87 0.25 3.11 1.12 0.10 66.54 11:25:01 AM 0 14.47 0.00 2.46 0.22 0.12 82.73 11:25:01 AM 1 30.09 0.03 2.83 0.79 0.10 66.15 11:25:01 AM 2 36.39 0.03 3.22 3.19 0.12 57.05 11:25:01 AM 3 29.95 0.00 2.58 0.86 0.10 66.51 11:25:01 AM 4 26.76 0.00 3.16 0.67 0.08 69.32 11:25:01 AM 5 29.63 0.35 3.16 0.14 0.10 66.62 11:25:01 AM 6 33.86 0.05 3.94 2.59 0.08 59.47 11:25:01 AM 7 29.85 1.55 3.55 0.46 0.10 64.49 11:26:01 AM all 18.68 0.06 2.19 0.74 0.09 78.25 11:26:01 AM 0 13.74 0.02 2.08 0.05 0.10 84.01 11:26:01 AM 1 8.30 0.02 3.07 2.12 0.08 86.41 11:26:01 AM 2 22.66 0.00 1.42 0.55 0.08 75.28 11:26:01 AM 3 14.88 0.00 2.01 0.08 0.10 82.92 11:26:01 AM 4 10.55 0.00 2.72 2.38 0.08 84.27 11:26:01 AM 5 15.84 0.39 1.49 0.12 0.07 82.10 11:26:01 AM 6 17.61 0.03 1.35 0.15 0.07 80.79 11:26:01 AM 7 45.86 0.02 3.35 0.47 0.10 50.20 11:27:01 AM all 11.14 0.00 0.43 0.03 0.04 88.35 11:27:01 AM 0 2.15 0.00 0.57 0.00 0.05 97.23 11:27:01 AM 1 8.94 0.00 0.15 0.00 0.03 90.87 11:27:01 AM 2 7.24 0.00 0.12 0.00 0.02 92.63 11:27:01 AM 3 5.29 0.00 0.23 0.08 0.05 94.34 11:27:01 AM 4 1.58 0.00 0.50 0.00 0.02 97.90 11:27:01 AM 5 7.26 0.00 0.25 0.00 0.03 92.45 11:27:01 AM 6 4.11 0.00 0.50 0.12 0.07 95.20 11:27:01 AM 7 52.57 0.00 1.12 0.07 0.07 46.18 11:28:01 AM all 17.41 0.00 1.06 0.14 0.07 81.32 11:28:01 AM 0 17.54 0.00 1.19 0.08 0.12 81.08 11:28:01 AM 1 20.32 0.00 1.99 0.07 0.07 77.55 11:28:01 AM 2 33.63 0.00 1.34 0.12 0.08 64.83 11:28:01 AM 3 16.57 0.00 1.68 0.00 0.07 81.69 11:28:01 AM 4 15.73 0.00 0.42 0.00 0.07 83.78 11:28:01 AM 5 5.67 0.00 0.57 0.00 0.03 93.73 11:28:01 AM 6 6.62 0.00 0.85 0.82 0.05 91.65 11:28:01 AM 7 23.20 0.00 0.48 0.00 0.05 76.27 11:29:01 AM all 10.98 0.00 0.87 0.06 0.05 88.04 11:29:01 AM 0 14.52 0.00 1.10 0.03 0.08 84.26 11:29:01 AM 1 2.89 0.00 0.62 0.07 0.07 96.36 11:29:01 AM 2 4.88 0.00 0.55 0.02 0.07 94.49 11:29:01 AM 3 25.85 0.00 1.50 0.07 0.07 72.52 11:29:01 AM 4 10.41 0.00 0.63 0.05 0.05 88.86 11:29:01 AM 5 8.36 0.00 0.65 0.03 0.02 90.94 11:29:01 AM 6 4.90 0.00 0.99 0.18 0.03 93.90 11:29:01 AM 7 15.99 0.00 0.90 0.05 0.05 83.01 Average: all 17.00 0.04 1.39 0.57 0.07 80.94 Average: 0 12.33 0.00 1.22 0.07 0.09 86.30 Average: 1 11.79 0.01 1.45 0.62 0.07 86.06 Average: 2 18.26 0.00 1.32 0.71 0.07 79.63 Average: 3 25.02 0.00 1.59 0.26 0.08 73.06 Average: 4 11.91 0.00 1.34 0.85 0.06 85.84 Average: 5 13.74 0.11 1.22 0.34 0.06 84.54 Average: 6 13.84 0.01 1.30 1.13 0.06 83.66 Average: 7 29.10 0.22 1.65 0.54 0.08 68.40