---> uname -a: Linux prd-centos8-docker-8c-8g-3429.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 1076 26565 19 4248 30346 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:73:f7:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.103/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85924sec preferred_lft 85924sec inet6 fe80::f816:3eff:fe73:f743/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:d2:2c:2c 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::42:37ff:fed2:2c2c/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) 01/27/2026 _x86_64_ (8 CPU) 15:22:39 LINUX RESTART (8 CPU) 03:23:02 PM tps rtps wtps bread/s bwrtn/s 03:24:01 PM 164.13 22.60 141.53 8592.48 6305.32 03:25:01 PM 246.29 2.27 244.03 84.52 12797.40 03:26:01 PM 65.18 2.53 62.65 1018.59 10645.10 03:27:01 PM 105.68 13.94 91.74 1064.27 27795.10 03:28:01 PM 51.42 0.00 51.42 0.00 18564.80 03:29:01 PM 11.76 0.07 11.70 50.12 376.92 03:30:01 PM 19.46 0.07 19.39 9.73 2096.95 Average: 94.67 5.89 88.79 1528.85 11237.82 03:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 PM 29195392 31150840 3460320 10.60 2688 2274912 2016096 5.98 234632 2782684 229432 03:25:01 PM 27957072 30244828 4698640 14.39 2688 2600256 2320572 6.89 283696 3928856 243256 03:26:01 PM 26933328 29312404 5722384 17.52 2688 2689712 3184036 9.45 351412 4872368 676 03:27:01 PM 25306432 28517072 7349280 22.51 2688 3504080 6081728 18.04 549724 6231028 220 03:28:01 PM 26078600 29829368 6577112 20.14 2688 4041796 2526452 7.50 668592 5340956 128 03:29:01 PM 25920112 29680300 6735600 20.63 2688 4050724 3173780 9.42 672236 5494248 900 03:30:01 PM 27198508 31061180 5457204 16.71 2688 4152184 1544992 4.58 811724 4078464 55436 Average: 26941349 29970856 5714363 17.50 2688 3330523 2978237 8.84 510288 4675515 75721 03:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 PM eth0 127.94 90.02 1384.49 34.79 0.00 0.00 0.00 0.00 03:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 PM eth0 451.94 338.31 5183.59 45.43 0.00 0.00 0.00 0.00 03:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 PM eth0 198.25 154.93 985.43 39.97 0.00 0.00 0.00 0.00 03:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 PM lo 10.79 10.79 1.14 1.14 0.00 0.00 0.00 0.00 03:27:01 PM eth0 1497.75 349.64 6468.96 40.54 0.00 0.00 0.00 0.00 03:27:01 PM docker0 3.98 5.11 0.54 0.59 0.00 0.00 0.00 0.00 03:27:01 PM veth4c60235 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 03:28:01 PM lo 2.75 2.75 0.25 0.25 0.00 0.00 0.00 0.00 03:28:01 PM eth0 163.20 127.72 1313.65 33.14 0.00 0.00 0.00 0.00 03:28:01 PM docker0 0.83 0.92 0.11 0.10 0.00 0.00 0.00 0.00 03:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 PM eth0 127.26 104.95 185.49 47.53 0.00 0.00 0.00 0.00 03:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM eth0 131.83 111.69 118.72 37.83 0.00 0.00 0.00 0.00 03:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.94 1.94 0.20 0.20 0.00 0.00 0.00 0.00 Average: eth0 386.09 182.69 2236.34 39.90 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.86 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) 01/27/2026 _x86_64_ (8 CPU) 15:22:39 LINUX RESTART (8 CPU) 03:23:02 PM CPU %user %nice %system %iowait %steal %idle 03:24:01 PM all 11.57 0.00 1.35 0.45 0.06 86.56 03:24:01 PM 0 1.44 0.00 0.85 0.14 0.07 97.50 03:24:01 PM 1 14.83 0.00 1.28 0.46 0.07 83.37 03:24:01 PM 2 22.18 0.00 2.19 0.27 0.07 75.29 03:24:01 PM 3 9.17 0.00 1.16 0.53 0.05 89.09 03:24:01 PM 4 9.94 0.00 1.36 1.12 0.05 87.53 03:24:01 PM 5 23.79 0.00 2.56 0.70 0.07 72.88 03:24:01 PM 6 5.92 0.00 0.71 0.05 0.05 93.26 03:24:01 PM 7 5.31 0.00 0.73 0.36 0.03 93.56 03:25:01 PM all 15.78 0.00 1.30 1.75 0.08 81.10 03:25:01 PM 0 11.48 0.00 1.32 0.65 0.07 86.48 03:25:01 PM 1 18.16 0.00 1.02 1.10 0.12 79.61 03:25:01 PM 2 15.91 0.00 1.42 2.22 0.07 80.38 03:25:01 PM 3 11.47 0.00 1.22 2.49 0.07 84.75 03:25:01 PM 4 32.47 0.00 1.71 2.24 0.08 63.49 03:25:01 PM 5 15.01 0.00 1.50 1.39 0.10 82.00 03:25:01 PM 6 14.58 0.00 0.97 1.39 0.07 83.00 03:25:01 PM 7 7.15 0.00 1.20 2.54 0.05 89.06 03:26:01 PM all 31.84 0.00 0.98 0.25 0.08 66.85 03:26:01 PM 0 15.95 0.00 1.04 0.75 0.07 82.19 03:26:01 PM 1 42.46 0.00 0.68 0.79 0.08 55.99 03:26:01 PM 2 14.53 0.00 1.57 0.07 0.07 83.77 03:26:01 PM 3 29.97 0.00 0.45 0.00 0.07 69.51 03:26:01 PM 4 54.33 0.00 1.64 0.05 0.12 43.86 03:26:01 PM 5 37.11 0.00 0.30 0.00 0.07 62.52 03:26:01 PM 6 31.86 0.00 1.27 0.17 0.10 66.61 03:26:01 PM 7 28.46 0.00 0.87 0.18 0.10 70.39 03:27:01 PM all 17.16 0.71 3.43 0.70 0.13 77.87 03:27:01 PM 0 15.10 0.03 2.70 0.67 0.12 81.37 03:27:01 PM 1 21.09 0.02 4.31 1.72 0.15 72.71 03:27:01 PM 2 21.01 0.00 4.43 0.88 0.12 73.56 03:27:01 PM 3 14.73 0.03 3.18 0.47 0.13 81.45 03:27:01 PM 4 17.55 2.19 3.44 0.24 0.13 76.45 03:27:01 PM 5 17.08 0.08 3.66 0.22 0.13 78.82 03:27:01 PM 6 19.46 1.14 2.87 0.05 0.12 76.36 03:27:01 PM 7 11.27 2.20 2.82 1.32 0.14 82.26 03:28:01 PM all 14.00 0.06 1.21 1.21 0.06 83.46 03:28:01 PM 0 28.66 0.00 1.26 3.36 0.08 66.63 03:28:01 PM 1 5.94 0.03 0.92 0.28 0.05 92.78 03:28:01 PM 2 12.38 0.00 0.58 0.00 0.05 86.99 03:28:01 PM 3 7.23 0.00 1.34 1.66 0.07 89.71 03:28:01 PM 4 5.88 0.37 1.96 3.05 0.07 88.67 03:28:01 PM 5 6.55 0.00 1.02 0.77 0.03 91.63 03:28:01 PM 6 36.60 0.00 2.00 0.60 0.07 60.73 03:28:01 PM 7 8.71 0.05 0.62 0.00 0.05 90.57 03:29:01 PM all 9.95 0.00 0.40 0.02 0.03 89.59 03:29:01 PM 0 1.05 0.00 0.15 0.03 0.02 98.75 03:29:01 PM 1 6.51 0.00 0.15 0.00 0.03 93.31 03:29:01 PM 2 32.02 0.00 1.15 0.07 0.07 66.69 03:29:01 PM 3 3.42 0.00 0.30 0.05 0.02 96.21 03:29:01 PM 4 15.07 0.00 0.87 0.00 0.03 84.03 03:29:01 PM 5 6.80 0.00 0.18 0.00 0.03 92.98 03:29:01 PM 6 10.27 0.00 0.27 0.03 0.02 89.41 03:29:01 PM 7 4.44 0.00 0.17 0.00 0.03 95.36 03:30:01 PM all 12.08 0.00 0.88 0.07 0.04 86.93 03:30:01 PM 0 2.86 0.00 0.99 0.00 0.07 96.08 03:30:01 PM 1 11.48 0.00 1.17 0.00 0.05 87.30 03:30:01 PM 2 9.72 0.00 0.95 0.15 0.03 89.15 03:30:01 PM 3 4.89 0.00 0.95 0.10 0.05 94.00 03:30:01 PM 4 8.56 0.00 0.67 0.20 0.03 90.54 03:30:01 PM 5 48.05 0.00 1.63 0.12 0.07 50.13 03:30:01 PM 6 5.54 0.00 0.25 0.00 0.03 94.18 03:30:01 PM 7 5.45 0.00 0.45 0.00 0.02 94.08 Average: all 16.06 0.11 1.36 0.64 0.07 81.76 Average: 0 10.95 0.00 1.18 0.80 0.07 86.99 Average: 1 17.21 0.01 1.36 0.62 0.08 80.72 Average: 2 18.24 0.00 1.75 0.52 0.07 79.42 Average: 3 11.56 0.00 1.23 0.76 0.06 86.39 Average: 4 20.58 0.36 1.66 0.98 0.07 76.34 Average: 5 22.06 0.01 1.55 0.45 0.07 75.85 Average: 6 17.77 0.16 1.19 0.33 0.06 80.48 Average: 7 10.12 0.32 0.98 0.63 0.06 87.89