---> uname -a: Linux prd-centos7-docker-2c-1g-3186.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 art rep_good nopl extd_apicid eagerfpu 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 retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt nrip_save umip spec_ctrl intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 13G 28G 32% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 1084 194 16 6542 6421 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:a6:38:78 brd ff:ff:ff:ff:ff:ff inet 10.30.107.59/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fea6:3878/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:2a:86:5a 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 ---> sar -b -r -n DEV: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 01/26/2026 _x86_64_ (2 CPU) 02:03:10 PM LINUX RESTART 02:04:01 PM tps rtps wtps bread/s bwrtn/s 02:05:01 PM 352.32 8.01 344.30 2483.14 10865.51 02:06:01 PM 1749.77 6.98 1742.79 480.59 182262.77 02:07:01 PM 2049.58 63.52 1986.06 5054.90 102786.43 Average: 1383.93 26.17 1357.76 2672.63 98647.52 02:04:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 PM 5252280 2756628 34.42 2620 2042564 908620 10.03 651696 1781244 33744 02:06:01 PM 143212 7865696 98.21 2620 6500848 1219112 13.46 1334492 5619680 641208 02:07:01 PM 254244 7754664 96.83 2620 6137000 986680 10.89 1073388 5499056 479372 Average: 1883245 6125663 76.49 2620 4893471 1038137 11.46 1019859 4299993 384775 02:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:05:01 PM eth0 50.92 38.96 505.51 10.96 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 1013.70 659.31 33023.34 44.93 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 330.01 248.58 10525.57 24.60 0.00 0.00 0.00 02:07:01 PM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 02:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 464.94 315.65 14686.84 26.83 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 01/26/2026 _x86_64_ (2 CPU) 02:03:10 PM LINUX RESTART 02:04:01 PM CPU %user %nice %system %iowait %steal %idle 02:05:01 PM all 35.92 0.00 6.15 2.21 0.11 55.61 02:05:01 PM 0 25.50 0.00 5.80 2.40 0.10 66.20 02:05:01 PM 1 46.63 0.00 6.48 2.01 0.12 44.75 02:06:01 PM all 45.24 0.00 18.45 4.41 0.13 31.78 02:06:01 PM 0 44.55 0.00 18.42 4.25 0.11 32.66 02:06:01 PM 1 45.94 0.00 18.47 4.56 0.13 30.90 02:07:01 PM all 40.25 0.00 12.42 7.28 0.14 39.92 02:07:01 PM 0 26.35 0.00 11.98 6.25 0.16 55.26 02:07:01 PM 1 54.69 0.00 12.89 8.33 0.13 23.96 Average: all 40.40 0.00 12.24 4.61 0.13 42.62 Average: 0 31.93 0.00 11.95 4.29 0.12 51.70 Average: 1 49.06 0.00 12.54 4.93 0.13 33.34