---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1781 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 9.2G 11G 48% / 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 509 5103 0 2363 7184 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:02:4c:2c brd ff:ff:ff:ff:ff:ff inet 10.32.6.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe02:4c2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:d5:45:7d 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-1781) 08/23/25 _x86_64_ (4 CPU) 13:13:37 LINUX RESTART (4 CPU) 13:14:01 tps rtps wtps bread/s bwrtn/s 13:15:01 147.61 65.21 82.40 5132.61 40228.65 13:16:01 58.12 0.15 57.97 26.13 9121.15 13:17:01 95.32 36.14 59.18 2207.66 10227.12 13:18:01 28.31 2.63 25.68 167.31 3792.97 Average: 82.34 26.03 56.31 1883.44 15842.24 13:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:15:01 5828636 7377988 2338784 28.64 39884 1688448 1031228 11.19 623560 1543436 71404 13:16:01 5659044 7453264 2508376 30.71 59292 1897948 925680 10.04 550972 1752748 123504 13:17:01 4855792 6887492 3311628 40.55 66240 2122688 1607364 17.44 1145564 1945168 8420 13:18:01 5161912 7298740 3005508 36.80 70052 2221712 1063024 11.53 842964 1940956 32028 Average: 5376346 7254371 2791074 34.17 58867 1982699 1156824 12.55 790765 1795577 58839 13:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:15:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 13:15:01 ens3 394.98 233.74 1246.18 66.62 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:16:01 ens3 38.14 30.83 525.65 4.09 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 13:17:01 ens3 366.19 369.33 2574.00 64.52 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 13:18:01 ens3 75.75 79.32 324.60 25.54 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 218.78 178.31 1167.67 40.20 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1781) 08/23/25 _x86_64_ (4 CPU) 13:13:37 LINUX RESTART (4 CPU) 13:14:01 CPU %user %nice %system %iowait %steal %idle 13:15:01 all 20.53 0.00 2.89 5.51 2.45 68.63 13:15:01 0 30.04 0.00 3.54 5.21 2.01 59.19 13:15:01 1 7.55 0.00 1.72 4.63 1.72 84.38 13:15:01 2 21.15 0.00 2.43 1.45 2.70 72.27 13:15:01 3 23.41 0.00 3.83 10.74 3.37 58.66 13:16:01 all 20.10 0.00 1.26 2.26 1.78 74.60 13:16:01 0 10.81 0.00 0.79 0.17 1.26 86.97 13:16:01 1 4.16 0.00 0.61 3.44 2.62 89.19 13:16:01 2 37.57 0.00 2.11 1.54 1.79 56.98 13:16:01 3 28.13 0.00 1.55 3.89 1.46 64.98 13:17:01 all 30.94 0.00 1.76 1.60 2.79 62.91 13:17:01 0 25.65 0.00 1.14 1.51 2.56 69.14 13:17:01 1 31.09 0.00 2.56 3.01 3.11 60.22 13:17:01 2 35.69 0.00 1.54 0.70 2.77 59.29 13:17:01 3 31.35 0.00 1.80 1.18 2.70 62.98 13:18:01 all 29.38 0.00 1.25 1.18 2.72 65.47 13:18:01 0 21.62 0.00 0.76 0.12 1.61 75.89 13:18:01 1 16.63 0.00 1.21 3.20 3.51 75.46 13:18:01 2 62.31 0.00 2.38 0.45 3.80 31.07 13:18:01 3 17.05 0.00 0.64 0.94 1.93 79.43 Average: all 25.23 0.00 1.79 2.64 2.43 67.90 Average: 0 22.02 0.00 1.56 1.75 1.86 72.82 Average: 1 14.83 0.00 1.52 3.57 2.74 77.34 Average: 2 39.17 0.00 2.12 1.03 2.77 54.91 Average: 3 24.97 0.00 1.96 4.20 2.37 66.51