---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10585 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 9.3G 10G 49% / 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 488 4909 0 2578 7189 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:63:44:2a brd ff:ff:ff:ff:ff:ff inet 10.32.7.206/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe63:442a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:39:60:0e 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-10585) 11/29/25 _x86_64_ (4 CPU) 21:47:51 LINUX RESTART (4 CPU) 21:48:01 tps rtps wtps bread/s bwrtn/s 21:49:01 149.68 68.93 80.74 5587.07 39228.40 21:50:01 54.21 0.27 53.94 28.40 8597.77 21:51:01 204.53 123.14 81.39 4553.06 16964.18 21:52:01 25.05 0.97 24.08 80.39 4505.38 Average: 108.38 48.33 60.04 2562.65 17325.73 21:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:49:01 5908312 7404572 2259108 27.66 34732 1643712 989400 10.74 590840 1502380 46492 21:50:01 5688956 7411672 2478464 30.35 53168 1839072 975104 10.58 593380 1694688 86168 21:51:01 5055868 7376916 3111552 38.10 87096 2372520 970112 10.53 754332 2101720 103692 21:52:01 5067220 7401488 3100200 37.96 90208 2382224 959888 10.42 736960 2105980 11488 Average: 5430089 7398662 2737331 33.52 66301 2059382 973626 10.56 668878 1851192 61960 21:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:49:01 ens3 392.17 215.03 1006.41 64.62 0.00 0.00 0.00 0.00 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 21:50:01 ens3 62.02 50.62 725.57 5.62 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 21:51:01 ens3 144.63 112.04 821.55 13.12 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:52:01 ens3 10.83 11.86 8.57 5.60 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 152.43 97.40 640.57 22.24 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 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10585) 11/29/25 _x86_64_ (4 CPU) 21:47:51 LINUX RESTART (4 CPU) 21:48:01 CPU %user %nice %system %iowait %steal %idle 21:49:01 all 16.12 0.00 2.82 5.31 2.09 73.66 21:49:01 0 8.81 0.00 1.91 6.15 1.76 81.37 21:49:01 1 11.50 0.00 4.99 7.01 2.11 74.39 21:49:01 2 18.54 0.00 1.89 4.75 2.28 72.54 21:49:01 3 25.60 0.00 2.56 3.34 2.18 66.32 21:50:01 all 16.98 0.00 1.14 2.14 0.97 78.77 21:50:01 0 3.88 0.00 0.67 3.16 0.60 91.70 21:50:01 1 19.32 0.00 1.40 3.88 1.18 74.22 21:50:01 2 40.96 0.00 2.09 0.55 1.84 54.55 21:50:01 3 3.69 0.00 0.37 0.97 0.25 94.73 21:51:01 all 33.91 0.00 5.35 8.36 4.15 48.23 21:51:01 0 26.70 0.00 5.22 9.65 3.86 54.57 21:51:01 1 36.09 0.00 5.40 6.63 4.25 47.63 21:51:01 2 47.60 0.00 5.79 9.00 4.46 33.16 21:51:01 3 25.24 0.00 4.96 8.15 4.01 57.64 21:52:01 all 20.42 0.00 1.07 0.91 1.24 76.36 21:52:01 0 33.84 0.00 1.42 2.09 1.84 60.81 21:52:01 1 18.91 0.00 1.18 1.33 1.05 77.54 21:52:01 2 27.48 0.00 1.28 0.13 1.69 69.42 21:52:01 3 1.33 0.00 0.45 0.10 0.37 97.75 Average: all 21.86 0.00 2.60 4.18 2.11 69.26 Average: 0 18.33 0.00 2.30 5.26 2.01 72.09 Average: 1 21.46 0.00 3.24 4.71 2.15 68.44 Average: 2 33.63 0.00 2.76 3.61 2.57 57.43 Average: 3 13.97 0.00 2.09 3.14 1.70 79.10