---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10101 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 9.1G 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: 7975 503 5245 0 2226 7193 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:df:23:34 brd ff:ff:ff:ff:ff:ff inet 10.32.7.210/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fedf:2334/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:1d:f5:fe 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-10101) 11/24/25 _x86_64_ (4 CPU) 16:32:48 LINUX RESTART (4 CPU) 16:33:01 tps rtps wtps bread/s bwrtn/s 16:34:02 151.41 69.11 82.30 5599.07 39593.55 16:35:01 53.63 0.25 53.38 28.33 7426.00 16:36:01 112.88 12.83 100.05 2265.76 13483.22 16:37:01 22.79 0.72 22.08 37.99 1371.68 Average: 85.31 20.81 64.50 1990.88 15501.66 16:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:34:02 5901956 7417448 2265464 27.74 36192 1660064 976436 10.60 580612 1516932 59356 16:35:01 5632920 7372600 2534500 31.03 55328 1853116 1025960 11.13 635756 1705220 134308 16:36:01 5404216 7392908 2763204 33.83 68124 2079168 1011152 10.97 679560 1869148 26108 16:37:01 5387196 7381072 2780224 34.04 69832 2082040 1024176 11.11 696376 1868560 9820 Average: 5581572 7391007 2585848 31.66 57369 1918597 1009431 10.95 648076 1739965 57398 16:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:34:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:34:02 ens3 389.65 193.83 1069.01 63.43 0.00 0.00 0.00 0.00 16:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 16:35:01 ens3 58.07 49.16 716.66 6.09 0.00 0.00 0.00 0.00 16:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 lo 4.33 4.33 0.38 0.38 0.00 0.00 0.00 0.00 16:36:01 ens3 57.59 45.51 641.29 13.12 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:37:01 ens3 8.85 10.43 8.31 4.67 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 128.83 74.84 608.34 21.89 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-10101) 11/24/25 _x86_64_ (4 CPU) 16:32:48 LINUX RESTART (4 CPU) 16:33:01 CPU %user %nice %system %iowait %steal %idle 16:34:02 all 19.19 0.00 3.22 5.28 1.37 70.94 16:34:02 0 32.31 0.00 3.25 6.19 1.68 56.57 16:34:02 1 17.18 0.00 1.80 3.24 1.43 76.35 16:34:02 2 15.45 0.00 1.90 5.36 1.17 76.11 16:34:02 3 11.78 0.00 5.96 6.33 1.18 74.75 16:35:01 all 20.21 0.00 1.28 1.85 0.94 75.72 16:35:01 0 2.93 0.00 0.59 4.20 0.52 91.76 16:35:01 1 34.93 0.00 1.80 2.24 1.20 59.83 16:35:01 2 20.09 0.00 1.47 0.42 1.02 77.00 16:35:01 3 22.90 0.00 1.22 0.54 1.05 74.29 16:36:01 all 19.39 0.00 2.30 2.90 0.96 74.46 16:36:01 0 18.20 0.00 2.99 4.34 0.82 73.67 16:36:01 1 49.13 0.00 3.40 3.56 1.51 42.40 16:36:01 2 6.54 0.00 1.63 3.33 1.08 87.42 16:36:01 3 3.82 0.00 1.20 0.37 0.42 94.19 16:37:01 all 21.51 0.00 1.00 0.65 1.04 75.80 16:37:01 0 13.94 0.00 0.96 1.28 1.05 82.77 16:37:01 1 44.86 0.00 1.45 0.53 1.50 51.67 16:37:01 2 25.00 0.00 1.35 0.63 1.30 71.73 16:37:01 3 2.26 0.00 0.25 0.15 0.33 97.01 Average: all 20.08 0.00 1.95 2.67 1.08 74.22 Average: 0 16.90 0.00 1.95 4.00 1.02 76.13 Average: 1 36.52 0.00 2.11 2.39 1.41 57.56 Average: 2 16.76 0.00 1.59 2.44 1.14 78.07 Average: 3 10.14 0.00 2.16 1.85 0.74 85.11