---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1121 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 2.0G 0 2.0G 0% /dev tmpfs 395M 700K 394M 1% /run /dev/vda1 20G 9.3G 10G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 436 864 0 2642 3235 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:70:72:a2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe70:72a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:7b:c8:89 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-1121) 07/23/25 _x86_64_ (4 CPU) 17:32:48 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:01 153.72 69.06 84.67 5605.20 39598.62 17:35:01 62.84 0.25 62.59 27.86 9288.59 17:36:01 178.24 126.01 52.23 6977.27 19238.25 17:37:01 31.33 0.88 30.44 92.25 6341.34 Average: 106.54 49.05 57.48 3175.81 18616.73 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:01 1814548 3338260 2224104 55.07 35436 1653620 937712 18.43 550944 1512008 49904 17:35:01 1589780 3333060 2448872 60.64 54456 1841912 925372 18.19 565964 1697208 58984 17:36:01 847820 3257844 3190832 79.01 73092 2469448 1234204 24.26 1019480 1942116 154000 17:37:01 910792 3334872 3127860 77.45 75456 2481428 891828 17.53 941964 1956544 23488 Average: 1290735 3316009 2747917 68.04 59610 2111602 997279 19.60 769588 1776969 71594 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 ens3 261.12 172.32 1038.35 63.00 0.00 0.00 0.00 0.00 17:35:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 ens3 56.64 47.69 686.32 6.03 0.00 0.00 0.00 0.00 17:36:01 lo 2.82 2.82 0.28 0.28 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 ens3 188.92 132.64 747.84 11.75 0.00 0.00 0.00 0.00 17:37:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 ens3 14.18 13.43 11.50 6.71 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.12 0.12 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 130.22 91.52 621.01 21.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1121) 07/23/25 _x86_64_ (4 CPU) 17:32:48 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:01 all 19.70 0.00 2.80 4.78 1.06 71.67 17:34:01 0 11.59 0.00 1.45 7.19 0.72 79.05 17:34:01 1 35.63 0.00 3.16 5.97 1.32 53.91 17:34:01 2 15.98 0.00 4.99 4.87 1.24 72.93 17:34:01 3 15.61 0.00 1.58 1.08 0.95 80.77 17:35:01 all 20.44 0.00 1.28 1.63 0.78 75.87 17:35:01 0 5.52 0.00 0.65 2.72 0.25 90.86 17:35:01 1 52.04 0.00 2.75 0.38 1.43 43.39 17:35:01 2 14.01 0.00 0.87 0.10 0.65 84.37 17:35:01 3 10.18 0.00 0.85 3.29 0.78 84.90 17:36:01 all 27.43 2.01 4.96 7.73 1.79 56.08 17:36:01 0 20.08 0.00 4.37 9.80 1.51 64.25 17:36:01 1 38.32 5.66 5.81 5.97 2.06 42.19 17:36:01 2 18.56 0.35 4.38 8.33 1.69 66.68 17:36:01 3 32.74 2.03 5.26 6.82 1.89 51.26 17:37:01 all 22.96 0.00 1.73 0.60 1.07 73.64 17:37:01 0 26.14 0.00 1.62 0.07 1.23 70.94 17:37:01 1 15.73 0.00 1.51 0.07 0.85 81.85 17:37:01 2 41.11 0.00 2.35 0.73 1.63 54.17 17:37:01 3 8.91 0.00 1.47 1.55 0.60 87.48 Average: all 22.63 0.50 2.69 3.68 1.18 69.33 Average: 0 15.84 0.00 2.02 4.94 0.93 76.28 Average: 1 35.40 1.41 3.30 3.09 1.41 55.38 Average: 2 22.43 0.09 3.15 3.50 1.30 69.53 Average: 3 16.84 0.50 2.29 3.18 1.06 76.13