---> uname -a: Linux prd-centos8-docker-8c-8g-4551.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 1043 27096 19 3750 30383 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:66:c2:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.2/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe66:c25b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:3d:d1:63 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::42:10ff:fe3d:d163/64 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) 04/08/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 316.51 65.22 251.29 9177.56 44648.51 03:40:01 AM 453.55 19.44 434.11 4309.90 16441.82 03:41:01 AM 277.16 2.37 274.79 111.70 37557.60 03:42:01 AM 131.09 3.92 127.17 515.43 19187.10 Average: 294.58 22.74 271.84 3528.88 29459.39 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29569096 31249628 3086616 9.45 2688 2004880 1438408 4.27 144348 2515072 185280 03:40:01 AM 28475800 30653988 4179912 12.80 2688 2488648 1890304 5.61 226408 3460428 179360 03:41:01 AM 26038052 29193696 6617660 20.26 2688 3453404 3216632 9.54 531984 5533876 61440 03:42:01 AM 27687812 31053864 4967900 15.21 2688 3658616 1581172 4.69 831688 3581504 23128 Average: 27942690 30537794 4713022 14.43 2688 2901387 2031629 6.03 433607 3772720 112302 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 439.78 254.47 1892.93 65.28 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 450.68 385.37 4476.62 75.01 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 569.91 431.82 9532.46 51.43 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 269.34 281.07 520.09 2336.77 0.00 0.00 0.00 0.00 03:42:01 AM docker0 18.06 26.79 0.98 308.67 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 432.43 338.18 4105.43 632.10 0.00 0.00 0.00 0.00 Average: docker0 4.51 6.70 0.25 77.16 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) 04/08/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.94 0.00 2.63 1.31 0.06 82.06 03:39:01 AM 0 10.01 0.00 3.45 0.32 0.05 86.17 03:39:01 AM 1 25.07 0.00 5.09 3.50 0.07 66.27 03:39:01 AM 2 11.62 0.00 2.60 3.23 0.07 82.49 03:39:01 AM 3 24.81 0.00 2.17 0.77 0.05 72.20 03:39:01 AM 4 7.75 0.00 1.87 0.32 0.05 90.01 03:39:01 AM 5 6.08 0.00 2.01 0.33 0.05 91.53 03:39:01 AM 6 6.15 0.00 1.59 1.39 0.08 90.79 03:39:01 AM 7 20.03 0.00 2.27 0.62 0.05 77.03 03:40:01 AM all 20.22 0.00 1.60 1.21 0.09 76.89 03:40:01 AM 0 19.07 0.00 1.56 1.00 0.08 78.28 03:40:01 AM 1 20.64 0.00 1.61 1.26 0.07 76.43 03:40:01 AM 2 21.65 0.00 1.39 1.14 0.10 75.72 03:40:01 AM 3 16.72 0.00 1.42 0.60 0.08 81.17 03:40:01 AM 4 13.66 0.00 2.33 2.90 0.08 81.04 03:40:01 AM 5 22.29 0.00 1.32 0.89 0.10 75.41 03:40:01 AM 6 19.03 0.00 0.79 0.37 0.07 79.75 03:40:01 AM 7 28.67 0.00 2.37 1.52 0.10 67.34 03:41:01 AM all 25.29 0.00 2.06 0.94 0.07 71.64 03:41:01 AM 0 18.18 0.00 2.75 2.64 0.07 76.36 03:41:01 AM 1 33.89 0.00 2.50 1.41 0.08 62.12 03:41:01 AM 2 33.72 0.00 1.84 1.06 0.07 63.31 03:41:01 AM 3 13.94 0.00 1.80 0.67 0.08 83.50 03:41:01 AM 4 18.16 0.00 1.88 0.57 0.07 79.32 03:41:01 AM 5 32.68 0.00 2.10 0.72 0.07 64.44 03:41:01 AM 6 32.11 0.00 1.46 0.07 0.07 66.30 03:41:01 AM 7 19.58 0.00 2.14 0.42 0.07 77.79 03:42:01 AM all 12.02 0.00 2.41 0.35 0.06 85.16 03:42:01 AM 0 6.78 0.00 2.21 0.52 0.08 90.41 03:42:01 AM 1 23.40 0.00 3.10 0.27 0.07 73.17 03:42:01 AM 2 12.83 0.00 2.72 0.42 0.07 83.97 03:42:01 AM 3 10.71 0.00 2.48 0.27 0.05 86.50 03:42:01 AM 4 6.37 0.00 1.88 0.25 0.07 91.44 03:42:01 AM 5 13.12 0.00 2.40 0.25 0.05 84.18 03:42:01 AM 6 7.11 0.00 2.03 0.37 0.05 90.44 03:42:01 AM 7 15.81 0.00 2.50 0.45 0.07 81.17 Average: all 17.86 0.00 2.17 0.95 0.07 78.94 Average: 0 13.50 0.00 2.49 1.12 0.07 82.81 Average: 1 25.75 0.00 3.07 1.61 0.07 69.50 Average: 2 19.95 0.00 2.14 1.46 0.08 76.37 Average: 3 16.55 0.00 1.97 0.58 0.07 80.84 Average: 4 11.48 0.00 1.99 1.01 0.07 85.46 Average: 5 18.54 0.00 1.96 0.55 0.07 78.89 Average: 6 16.11 0.00 1.46 0.55 0.07 81.81 Average: 7 21.03 0.00 2.32 0.75 0.07 75.82