---> uname -a: Linux prd-centos8-docker-8c-8g-3676.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 1120 26878 19 3891 30296 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:b6:28:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.86/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86007sec preferred_lft 86007sec inet6 fe80::f816:3eff:feb6:28d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e6:f9:3c:4e 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:fef9:3c4e/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) 04/20/2026 _x86_64_ (8 CPU) 13:16:29 LINUX RESTART (8 CPU) 01:17:01 PM tps rtps wtps bread/s bwrtn/s 01:18:01 PM 214.61 17.21 197.40 3305.56 10246.45 01:19:01 PM 214.38 2.93 211.45 1098.17 18733.79 01:20:01 PM 133.67 0.62 133.06 427.86 41483.86 01:21:01 PM 34.76 0.05 34.71 0.53 527.61 01:22:01 PM 9.93 0.43 9.50 20.93 318.46 01:23:01 PM 37.73 0.42 37.31 56.12 1791.12 Average: 107.51 3.61 103.90 818.17 12183.19 01:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:18:01 PM 28889860 30869888 3765852 11.53 2688 2296244 1689676 5.01 171600 3132744 252908 01:19:01 PM 27401256 29723904 5254456 16.09 2688 2632060 2616708 7.76 273572 4481340 52328 01:20:01 PM 24071216 27552292 8584496 26.29 2688 3764412 4649868 13.80 428408 7546152 808 01:21:01 PM 23493608 26980496 9162104 28.06 2688 3769304 5140784 15.25 448672 8099616 2112 01:22:01 PM 23389996 26880988 9265716 28.37 2688 3773288 5198880 15.42 450308 8201264 32 01:23:01 PM 27457340 30955364 5198372 15.92 2688 3779216 1604472 4.76 636248 3961044 8632 Average: 25783879 28827155 6871833 21.04 2688 3335754 3483398 10.34 401468 5903693 52803 01:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM eth0 248.05 198.28 2713.34 37.18 0.00 0.00 0.00 0.00 01:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM eth0 374.98 299.67 4684.81 40.60 0.00 0.00 0.00 0.00 01:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM eth0 323.51 212.83 9750.48 23.20 0.00 0.00 0.00 0.00 01:20:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 01:21:01 PM lo 50.48 50.48 4.55 4.55 0.00 0.00 0.00 0.00 01:21:01 PM eth0 151.87 100.72 46.83 45.53 0.00 0.00 0.00 0.00 01:21:01 PM docker0 12.09 13.52 1.79 1.68 0.00 0.00 0.00 0.00 01:22:01 PM lo 65.13 65.13 3.30 3.30 0.00 0.00 0.00 0.00 01:22:01 PM eth0 329.29 244.84 79.97 93.13 0.00 0.00 0.00 0.00 01:22:01 PM docker0 0.80 1.03 0.11 0.17 0.00 0.00 0.00 0.00 01:23:01 PM lo 23.03 23.03 1.12 1.12 0.00 0.00 0.00 0.00 01:23:01 PM eth0 106.33 77.57 42.95 30.34 0.00 0.00 0.00 0.00 01:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.11 23.11 1.50 1.50 0.00 0.00 0.00 0.00 Average: eth0 255.67 188.98 2886.32 44.99 0.00 0.00 0.00 0.00 Average: docker0 2.15 2.44 0.32 0.31 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) 04/20/2026 _x86_64_ (8 CPU) 13:16:29 LINUX RESTART (8 CPU) 01:17:01 PM CPU %user %nice %system %iowait %steal %idle 01:18:01 PM all 13.61 0.00 1.30 0.61 0.07 84.41 01:18:01 PM 0 1.79 0.00 0.82 0.58 0.07 96.74 01:18:01 PM 1 20.66 0.00 1.89 1.00 0.08 76.37 01:18:01 PM 2 7.19 0.00 0.47 0.30 0.05 91.99 01:18:01 PM 3 22.22 0.00 2.12 0.77 0.05 74.84 01:18:01 PM 4 14.50 0.00 0.93 0.75 0.05 83.77 01:18:01 PM 5 6.73 0.00 1.29 0.82 0.10 91.06 01:18:01 PM 6 11.27 0.00 0.68 0.07 0.07 87.91 01:18:01 PM 7 24.49 0.00 2.22 0.57 0.07 72.65 01:19:01 PM all 34.02 0.00 1.19 0.68 0.08 64.02 01:19:01 PM 0 26.76 0.00 1.04 0.38 0.08 71.73 01:19:01 PM 1 19.94 0.00 0.99 0.43 0.07 78.57 01:19:01 PM 2 48.52 0.00 1.97 0.45 0.10 48.95 01:19:01 PM 3 38.63 0.00 1.22 0.20 0.10 59.85 01:19:01 PM 4 46.17 0.00 0.83 1.27 0.08 51.64 01:19:01 PM 5 36.67 0.00 1.00 1.12 0.08 61.12 01:19:01 PM 6 17.99 0.00 0.87 0.28 0.07 80.79 01:19:01 PM 7 37.47 0.00 1.61 1.30 0.08 59.53 01:20:01 PM all 34.77 0.00 2.75 0.61 0.09 61.78 01:20:01 PM 0 19.50 0.00 2.13 0.15 0.10 78.12 01:20:01 PM 1 48.00 0.00 2.74 0.74 0.10 48.42 01:20:01 PM 2 33.43 0.00 3.08 1.38 0.10 62.00 01:20:01 PM 3 57.98 0.00 3.14 1.31 0.10 37.47 01:20:01 PM 4 36.38 0.00 2.60 0.24 0.08 60.70 01:20:01 PM 5 36.84 0.00 3.21 0.47 0.07 59.42 01:20:01 PM 6 22.74 0.00 2.81 0.30 0.08 74.07 01:20:01 PM 7 23.32 0.00 2.25 0.29 0.10 74.04 01:21:01 PM all 22.29 0.00 2.10 0.08 0.10 75.43 01:21:01 PM 0 20.84 0.00 2.03 0.15 0.10 76.88 01:21:01 PM 1 14.22 0.00 1.61 0.03 0.12 84.02 01:21:01 PM 2 23.81 0.00 2.61 0.12 0.08 73.38 01:21:01 PM 3 30.84 0.00 2.09 0.03 0.08 66.95 01:21:01 PM 4 20.48 0.00 2.23 0.05 0.08 77.16 01:21:01 PM 5 22.89 0.00 2.09 0.12 0.12 74.78 01:21:01 PM 6 19.84 0.00 2.01 0.03 0.10 78.02 01:21:01 PM 7 25.42 0.00 2.16 0.07 0.08 72.27 01:22:01 PM all 7.00 0.00 1.14 0.02 0.07 91.78 01:22:01 PM 0 6.40 0.00 0.82 0.00 0.08 92.70 01:22:01 PM 1 6.79 0.00 1.35 0.03 0.08 91.74 01:22:01 PM 2 6.71 0.00 1.21 0.08 0.08 91.92 01:22:01 PM 3 9.58 0.00 1.29 0.00 0.07 89.06 01:22:01 PM 4 4.63 0.00 1.25 0.00 0.07 94.05 01:22:01 PM 5 7.10 0.00 1.20 0.00 0.05 91.64 01:22:01 PM 6 5.88 0.00 0.67 0.00 0.05 93.40 01:22:01 PM 7 8.89 0.00 1.32 0.02 0.05 89.72 01:23:01 PM all 7.89 0.00 0.97 0.05 0.06 91.03 01:23:01 PM 0 6.79 0.00 0.90 0.03 0.07 92.21 01:23:01 PM 1 5.19 0.00 1.22 0.08 0.07 93.44 01:23:01 PM 2 3.70 0.00 0.82 0.02 0.07 95.40 01:23:01 PM 3 17.72 0.00 1.00 0.08 0.08 81.12 01:23:01 PM 4 4.34 0.00 1.17 0.00 0.05 94.44 01:23:01 PM 5 16.66 0.00 1.08 0.12 0.05 82.09 01:23:01 PM 6 3.57 0.00 0.78 0.05 0.03 95.56 01:23:01 PM 7 5.14 0.00 0.77 0.05 0.05 94.00 Average: all 19.92 0.00 1.57 0.34 0.08 78.09 Average: 0 13.67 0.00 1.29 0.22 0.08 84.74 Average: 1 19.11 0.00 1.63 0.39 0.09 78.79 Average: 2 20.54 0.00 1.69 0.39 0.08 77.29 Average: 3 29.47 0.00 1.81 0.40 0.08 68.24 Average: 4 21.07 0.00 1.50 0.38 0.07 76.97 Average: 5 21.14 0.00 1.65 0.44 0.08 76.70 Average: 6 13.54 0.00 1.30 0.12 0.07 84.97 Average: 7 20.78 0.00 1.72 0.38 0.07 77.05