---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2041 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: 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): 0-3 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 10G 9.3G 52% / 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: 7976 511 4211 0 3252 7165 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:4e:4d:02 brd ff:ff:ff:ff:ff:ff inet 10.32.7.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe4e:4d02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:52:59:df:a4 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-2041) 12/30/25 _x86_64_ (4 CPU) 13:58:45 LINUX RESTART (4 CPU) 13:59:01 tps rtps wtps bread/s bwrtn/s 14:00:02 153.27 69.44 83.82 5616.79 39885.92 14:01:01 63.85 0.12 63.73 21.83 9908.29 14:02:01 174.44 12.55 161.89 2247.89 33300.72 14:03:01 90.88 0.15 90.73 20.66 21466.29 14:04:01 10.13 0.30 9.83 20.00 497.12 Average: 98.63 16.57 82.06 1590.80 21049.42 13:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:02 5876204 7396424 2291224 28.05 36896 1663168 1015516 11.02 600644 1518632 59516 14:01:01 5571132 7355696 2596296 31.79 57560 1891740 1034260 11.22 655992 1737992 117552 14:02:01 4672480 7300104 3494948 42.79 77812 2694060 1369380 14.86 837024 2411284 8932 14:03:01 4374820 7387356 3792608 46.44 95644 3045108 1109796 12.04 1485024 2037940 2760 14:04:01 4318304 7336488 3849124 47.13 97844 3051876 1077176 11.69 1736528 1848120 25656 Average: 4962588 7355214 3204840 39.24 73151 2469190 1121226 12.17 1063042 1910794 42883 13:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:00:02 ens3 326.27 205.51 1059.49 64.49 0.00 0.00 0.00 0.00 14:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:01:01 ens3 57.36 45.99 719.07 5.86 0.00 0.00 0.00 0.00 14:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 14:02:01 ens3 730.08 444.21 3839.93 33.69 0.00 0.00 0.00 0.00 14:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 lo 2.87 2.87 0.25 0.25 0.00 0.00 0.00 0.00 14:03:01 ens3 1628.80 1726.88 4077.62 9989.52 0.00 0.00 0.00 0.00 14:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:04:01 ens3 184.62 202.75 21.93 1446.46 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: lo 1.43 1.43 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 587.18 526.66 1947.67 2315.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2041) 12/30/25 _x86_64_ (4 CPU) 13:58:45 LINUX RESTART (4 CPU) 13:59:01 CPU %user %nice %system %iowait %steal %idle 14:00:02 all 17.90 0.00 2.65 4.76 2.62 72.07 14:00:02 0 9.47 0.00 1.39 3.95 1.99 83.20 14:00:02 1 10.59 0.00 4.09 6.96 2.83 75.52 14:00:02 2 32.01 0.00 3.27 1.92 3.07 59.73 14:00:02 3 19.53 0.00 1.86 6.20 2.55 69.86 14:01:01 all 19.66 0.00 1.20 2.30 1.63 75.20 14:01:01 0 12.08 0.00 1.00 0.15 0.74 86.02 14:01:01 1 26.85 0.00 1.37 1.67 2.82 67.29 14:01:01 2 10.60 0.00 1.16 5.61 1.47 81.16 14:01:01 3 29.04 0.00 1.30 1.76 1.50 66.40 14:02:01 all 14.96 0.00 3.47 4.94 2.78 73.84 14:02:01 0 7.44 0.00 3.78 4.36 2.41 82.00 14:02:01 1 10.77 0.00 3.70 8.97 2.77 73.80 14:02:01 2 15.65 0.00 3.35 2.62 3.03 75.35 14:02:01 3 25.90 0.00 3.07 3.84 2.92 64.26 14:03:01 all 30.49 0.00 5.46 2.51 8.84 52.69 14:03:01 0 29.15 0.00 4.18 3.24 8.22 55.20 14:03:01 1 31.91 0.00 3.93 1.29 8.33 54.54 14:03:01 2 29.66 0.00 8.13 1.57 9.83 50.80 14:03:01 3 31.28 0.00 5.61 3.91 8.97 50.24 14:04:01 all 18.02 0.00 1.14 0.41 1.77 78.66 14:04:01 0 12.83 0.00 1.13 1.14 1.47 83.42 14:04:01 1 15.47 0.00 1.04 0.03 2.00 81.45 14:04:01 2 26.83 0.00 1.25 0.15 2.11 69.67 14:04:01 3 16.99 0.00 1.15 0.28 1.48 80.10 Average: all 20.24 0.00 2.80 2.98 3.55 70.42 Average: 0 14.26 0.00 2.31 2.58 3.00 77.85 Average: 1 19.14 0.00 2.83 3.78 3.76 70.48 Average: 2 23.01 0.00 3.45 2.36 3.93 67.25 Average: 3 24.56 0.00 2.61 3.21 3.51 66.11