---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1847 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 8.9G 11G 47% / 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 477 5438 0 2059 7224 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:b9:66:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:feb9:66fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:63:8c:32 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-1847) 12/27/25 _x86_64_ (4 CPU) 18:12:44 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 156.31 69.46 86.85 5616.93 39699.93 18:15:01 61.85 0.12 61.73 21.46 9267.84 18:16:01 52.01 12.68 39.33 1114.91 5334.27 Average: 90.05 27.41 62.63 2250.85 18098.77 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5913240 7429200 2254188 27.60 37032 1658920 976128 10.59 568224 1515008 61320 18:15:01 5583184 7374328 2584244 31.64 58300 1897108 1007948 10.94 637780 1742828 130324 18:16:01 5597772 7422580 2569656 31.46 61740 1926832 975536 10.59 592532 1774176 8980 Average: 5698065 7408703 2469363 30.23 52357 1827620 986537 10.70 599512 1677337 66875 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 ens3 398.68 195.25 1068.97 62.60 0.00 0.00 0.00 0.00 18:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 ens3 55.15 44.29 684.07 5.63 0.00 0.00 0.00 0.00 18:16:01 lo 1.60 1.60 0.16 0.16 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 ens3 17.47 15.61 13.68 7.84 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 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 157.08 85.04 588.85 25.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1847) 12/27/25 _x86_64_ (4 CPU) 18:12:44 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 18.41 0.00 2.92 5.42 2.00 71.25 18:14:01 0 18.98 0.00 5.22 4.21 2.05 69.54 18:14:01 1 15.79 0.00 2.12 6.49 1.95 73.65 18:14:01 2 19.91 0.00 2.08 6.15 2.25 69.61 18:14:01 3 18.96 0.00 2.23 4.87 1.75 72.20 18:15:01 all 20.34 0.00 1.28 2.00 0.88 75.51 18:15:01 0 36.48 0.00 2.13 0.77 1.35 59.27 18:15:01 1 29.67 0.00 1.75 0.83 1.12 66.63 18:15:01 2 8.55 0.00 0.72 6.10 0.67 83.96 18:15:01 3 6.63 0.00 0.50 0.28 0.42 92.17 18:16:01 all 21.01 0.00 1.19 1.56 1.22 75.02 18:16:01 0 30.37 0.00 1.35 2.14 1.76 64.39 18:16:01 1 13.00 0.00 0.94 0.28 0.90 84.88 18:16:01 2 8.20 0.00 1.33 3.06 0.86 86.55 18:16:01 3 32.42 0.00 1.17 0.75 1.35 64.31 Average: all 19.92 0.00 1.79 2.99 1.37 73.93 Average: 0 28.61 0.00 2.90 2.37 1.72 64.40 Average: 1 19.49 0.00 1.60 2.54 1.32 75.05 Average: 2 12.22 0.00 1.38 5.10 1.26 80.04 Average: 3 19.35 0.00 1.30 1.97 1.17 76.21