---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1807 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.7G 9.6G 51% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 528 4461 0 2986 7154 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:7b:cd:e6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85923sec preferred_lft 85923sec inet6 fe80::f816:3eff:fe7b:cde6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:70:4f:de 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1807) 12/27/25 _x86_64_ (4 CPU) 12:02:44 LINUX RESTART (4 CPU) 12:03:01 tps rtps wtps bread/s bwrtn/s 12:04:02 162.19 69.12 93.07 5588.40 39980.55 12:05:01 105.13 38.01 67.12 1290.22 9785.73 12:06:01 82.67 19.50 63.17 700.82 8255.82 12:07:01 10.65 2.93 7.72 89.99 2439.73 12:08:01 10.11 0.70 9.42 17.60 3707.78 12:09:02 19.66 1.17 18.49 23.32 5462.47 12:10:01 45.33 20.44 24.89 1573.43 13281.95 Average: 62.19 21.66 40.53 1325.69 11846.05 12:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:04:02 5872012 7384888 2295408 28.10 40328 1652012 1007984 10.94 616092 1508128 52224 12:05:01 5405808 7260088 2761612 33.81 64564 1951604 1193012 12.95 762592 1791888 131192 12:06:01 4528920 6556160 3638500 44.55 70988 2112204 1907568 20.70 1522760 1894476 45240 12:07:01 3430604 5486160 4736816 58.00 71580 2139088 3174988 34.45 2598972 1905908 1724 12:08:01 4207236 6470700 3960184 48.49 73264 2341608 1926084 20.90 1645324 2083100 97304 12:09:02 3309340 5785584 4858080 59.48 75212 2548000 2857292 31.00 2364200 2251148 148748 12:10:01 4533448 7289016 3633972 44.49 78748 2820288 1049608 11.39 917208 2470692 23124 Average: 4469624 6604657 3697796 45.27 67812 2223543 1873791 20.33 1489593 1986477 71365 12:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:04:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 12:04:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:02 ens3 379.70 196.18 978.41 63.31 0.00 0.00 0.00 0.00 12:05:01 lo 1.63 1.63 0.17 0.17 0.00 0.00 0.00 0.00 12:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 ens3 201.37 119.00 1061.48 18.80 0.00 0.00 0.00 0.00 12:06:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 ens3 386.19 382.39 1560.55 71.49 0.00 0.00 0.00 0.00 12:07:01 lo 122.81 122.81 12.29 12.29 0.00 0.00 0.00 0.00 12:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 ens3 163.79 110.53 395.78 29.53 0.00 0.00 0.00 0.00 12:08:01 lo 1.30 1.30 0.11 0.11 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 ens3 251.79 201.62 104.89 75.02 0.00 0.00 0.00 0.00 12:09:02 lo 2.40 2.40 0.20 0.20 0.00 0.00 0.00 0.00 12:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:02 ens3 313.74 276.36 919.02 64.86 0.00 0.00 0.00 0.00 12:10:01 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 ens3 103.52 81.58 91.86 31.24 0.00 0.00 0.00 0.00 Average: lo 18.83 18.83 1.88 1.88 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 257.66 195.84 731.03 50.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1807) 12/27/25 _x86_64_ (4 CPU) 12:02:44 LINUX RESTART (4 CPU) 12:03:01 CPU %user %nice %system %iowait %steal %idle 12:04:02 all 20.34 0.00 2.65 5.28 1.18 70.55 12:04:02 0 16.72 0.00 1.86 2.36 1.41 77.66 12:04:02 1 23.96 0.00 1.57 7.33 1.07 66.07 12:04:02 2 19.12 0.00 4.37 1.90 1.10 73.51 12:04:02 3 21.56 0.00 2.82 9.54 1.15 64.93 12:05:01 all 22.75 0.00 1.52 2.66 1.09 71.98 12:05:01 0 34.07 0.00 2.56 4.03 1.80 57.54 12:05:01 1 25.98 0.00 1.66 5.01 1.09 66.26 12:05:01 2 12.41 0.00 0.85 1.41 0.73 84.61 12:05:01 3 18.54 0.00 1.05 0.20 0.76 79.44 12:06:01 all 35.82 0.00 2.07 1.25 2.32 58.54 12:06:01 0 35.30 0.00 2.83 2.28 2.53 57.06 12:06:01 1 39.80 0.00 1.58 0.32 2.11 56.19 12:06:01 2 32.13 0.00 2.34 1.80 2.54 61.19 12:06:01 3 36.05 0.00 1.53 0.58 2.10 59.74 12:07:01 all 45.84 0.00 2.08 0.14 3.05 48.90 12:07:01 0 43.82 0.00 1.96 0.22 3.12 50.88 12:07:01 1 49.59 0.00 1.70 0.17 2.92 45.63 12:07:01 2 42.97 0.00 2.19 0.07 2.87 51.91 12:07:01 3 46.97 0.00 2.45 0.10 3.28 47.20 12:08:01 all 28.65 0.00 1.38 0.10 1.90 67.97 12:08:01 0 24.85 0.00 1.79 0.00 2.12 71.24 12:08:01 1 29.40 0.00 1.35 0.33 1.98 66.94 12:08:01 2 30.62 0.00 0.80 0.00 1.73 66.86 12:08:01 3 29.74 0.00 1.60 0.05 1.77 66.84 12:09:02 all 36.59 0.00 1.74 0.29 2.51 58.86 12:09:02 0 25.16 0.00 2.07 0.12 2.41 70.25 12:09:02 1 38.74 0.00 2.07 0.46 2.79 55.93 12:09:02 2 40.10 0.00 1.40 0.33 2.31 55.86 12:09:02 3 42.37 0.00 1.41 0.27 2.56 53.39 12:10:01 all 38.87 0.00 1.81 1.27 2.22 55.83 12:10:01 0 25.65 0.00 1.60 0.42 2.11 70.21 12:10:01 1 39.49 0.00 1.67 2.10 2.33 54.41 12:10:01 2 53.58 0.00 2.50 1.29 2.39 40.25 12:10:01 3 36.82 0.00 1.41 1.27 2.03 58.47 Average: all 32.71 0.00 1.89 1.57 2.04 61.79 Average: 0 29.36 0.00 2.10 1.34 2.22 64.99 Average: 1 35.30 0.00 1.66 2.23 2.04 58.76 Average: 2 33.00 0.00 2.06 0.97 1.95 62.02 Average: 3 33.18 0.00 1.76 1.72 1.95 61.39