---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-511 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: 7976 507 5239 0 2229 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:80:77:94 brd ff:ff:ff:ff:ff:ff inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe80:7794/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:54:98:02:cc 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-511) 12/14/25 _x86_64_ (4 CPU) 08:19:44 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:01 152.46 69.11 83.35 5607.07 39868.04 08:22:01 53.54 0.22 53.32 23.20 7187.60 08:23:01 100.03 12.48 87.55 2239.76 13077.69 08:24:01 28.28 0.62 27.66 44.93 1489.62 Average: 83.58 20.60 62.97 1978.74 15405.74 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 5864020 7375916 2303408 28.20 36128 1656548 1016500 11.03 620452 1513180 51236 08:22:01 5628636 7365956 2538792 31.08 55072 1851248 995344 10.80 640712 1703852 132988 08:23:01 5414340 7395432 2753088 33.71 66428 2073860 1280156 13.89 663764 1871740 1628 08:24:01 5369456 7363036 2797972 34.26 69248 2082200 1039644 11.28 712980 1867620 11928 Average: 5569113 7375085 2598315 31.81 56719 1915964 1082911 11.75 659477 1739098 49445 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 ens3 388.19 199.93 1066.42 63.43 0.00 0.00 0.00 0.00 08:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 ens3 68.67 53.01 708.96 6.38 0.00 0.00 0.00 0.00 08:23:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 ens3 46.76 36.43 632.35 6.94 0.00 0.00 0.00 0.00 08:24:01 lo 3.13 3.13 0.27 0.27 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 ens3 26.91 26.00 19.37 16.93 0.00 0.00 0.00 0.00 Average: lo 1.58 1.58 0.14 0.14 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 132.63 78.84 606.77 23.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-511) 12/14/25 _x86_64_ (4 CPU) 08:19:44 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 18.87 0.00 2.79 5.38 2.78 70.19 08:21:01 0 13.19 0.00 1.34 6.90 2.35 76.22 08:21:01 1 13.39 0.00 1.96 3.81 2.24 78.60 08:21:01 2 21.21 0.00 2.57 6.93 3.42 65.87 08:21:01 3 27.66 0.00 5.30 3.86 3.08 60.10 08:22:01 all 18.71 0.00 1.14 2.55 1.84 75.76 08:22:01 0 0.30 0.00 0.25 2.08 0.37 97.01 08:22:01 1 5.42 0.00 0.56 7.09 1.34 85.58 08:22:01 2 28.96 0.00 1.30 0.46 3.21 66.07 08:22:01 3 40.05 0.00 2.46 0.60 2.37 54.52 08:23:01 all 17.55 0.00 4.69 2.83 2.54 72.39 08:23:01 0 6.46 0.00 1.76 1.25 2.51 88.02 08:23:01 1 3.55 0.00 1.58 4.39 1.95 88.53 08:23:01 2 38.49 0.00 12.97 4.29 3.25 41.01 08:23:01 3 21.76 0.00 2.44 1.38 2.47 71.95 08:24:01 all 20.01 0.00 0.93 1.21 1.83 76.02 08:24:01 0 29.46 0.00 1.06 0.22 2.15 67.11 08:24:01 1 11.59 0.00 0.74 3.85 1.99 81.82 08:24:01 2 7.26 0.00 0.68 0.21 1.27 90.58 08:24:01 3 31.81 0.00 1.23 0.53 1.91 64.53 Average: all 18.78 0.00 2.39 2.99 2.25 73.59 Average: 0 12.35 0.00 1.10 2.61 1.85 82.08 Average: 1 8.48 0.00 1.21 4.79 1.88 83.64 Average: 2 23.99 0.00 4.37 2.97 2.79 65.87 Average: 3 30.32 0.00 2.86 1.59 2.46 62.78