---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-522 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 12G 7.6G 61% / 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 504 2292 0 5179 7173 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:43:2d:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe43:2dfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:bf:89:46 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-522) 12/14/25 _x86_64_ (4 CPU) 10:05:35 LINUX RESTART (4 CPU) 10:06:02 tps rtps wtps bread/s bwrtn/s 10:07:01 62.35 28.92 33.43 3217.21 37830.18 10:08:01 2.12 0.42 1.70 27.06 59.46 10:09:01 89.47 24.75 64.72 878.92 4770.14 10:10:01 71.62 12.30 59.32 2228.83 10179.37 10:11:01 159.60 0.50 159.10 6.00 97474.98 10:12:01 131.36 0.87 130.49 29.06 34580.10 10:13:01 19.61 0.40 19.21 32.79 1358.97 Average: 76.63 9.69 66.94 911.67 26582.78 10:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:07:01 6161252 7548260 2006176 24.56 26376 1547056 888824 9.64 425224 1425912 188 10:08:01 6150280 7539352 2017148 24.70 26448 1548944 888824 9.64 435296 1427496 116 10:09:01 5730576 7359048 2436852 29.84 43268 1761116 1037100 11.25 656360 1602676 110128 10:10:01 5413848 7426212 2753580 33.71 63748 2107432 1122852 12.18 630816 1908548 203312 10:11:01 2052860 7397608 6114568 74.87 127664 5165576 1169056 12.69 695040 4966244 508536 10:12:01 2321016 7312060 5846412 71.58 149512 4760640 1065952 11.57 904296 4458144 7288 10:13:01 2340976 7335764 5826452 71.34 151404 4761852 1049248 11.39 887460 4454456 11056 Average: 4310115 7416901 3857313 47.23 84060 3093231 1031694 11.19 662070 2891925 120089 10:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:07:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:07:01 ens3 157.15 83.04 430.72 23.02 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:08:01 ens3 7.25 6.70 26.33 2.91 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 10:09:01 ens3 146.01 104.67 973.71 37.84 0.00 0.00 0.00 0.00 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 10:10:01 ens3 140.98 64.59 928.44 9.65 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 ens3 2893.82 1020.04 13788.48 66.94 0.00 0.00 0.00 0.00 10:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 lo 3.40 3.40 0.29 0.29 0.00 0.00 0.00 0.00 10:12:01 ens3 86.45 84.45 173.59 354.68 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:13:01 ens3 11.55 11.76 8.95 5.75 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 492.73 196.75 2337.66 71.65 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-522) 12/14/25 _x86_64_ (4 CPU) 10:05:35 LINUX RESTART (4 CPU) 10:06:02 CPU %user %nice %system %iowait %steal %idle 10:07:01 all 4.51 0.00 1.68 2.95 1.70 89.15 10:07:01 0 2.85 0.00 2.38 1.82 1.27 91.68 10:07:01 1 5.55 0.00 0.61 1.64 1.30 90.91 10:07:01 2 6.40 0.00 1.30 4.14 2.52 85.64 10:07:01 3 3.21 0.00 2.44 4.22 1.70 88.44 10:08:01 all 0.61 0.00 0.07 0.07 0.35 98.91 10:08:01 0 0.38 0.00 0.07 0.08 0.15 99.32 10:08:01 1 0.73 0.00 0.03 0.10 0.20 98.93 10:08:01 2 0.71 0.00 0.07 0.02 0.78 98.43 10:08:01 3 0.60 0.00 0.10 0.07 0.27 98.97 10:09:01 all 20.18 0.00 1.26 3.45 2.61 72.50 10:09:01 0 12.96 0.00 1.04 1.95 1.88 82.16 10:09:01 1 29.71 0.00 1.45 5.28 2.74 60.81 10:09:01 2 26.02 0.00 1.77 0.43 3.43 68.36 10:09:01 3 11.98 0.00 0.78 6.15 2.40 78.70 10:10:01 all 17.98 0.00 1.82 2.14 2.09 75.98 10:10:01 0 30.86 0.00 2.58 0.78 2.22 63.56 10:10:01 1 5.00 0.00 1.13 5.81 1.67 86.39 10:10:01 2 4.87 0.00 1.02 0.35 1.82 91.94 10:10:01 3 31.20 0.00 2.57 1.61 2.64 61.99 10:11:01 all 18.20 0.00 11.66 1.95 6.40 61.79 10:11:01 0 14.61 0.00 10.74 0.46 5.32 68.87 10:11:01 1 16.46 0.00 10.20 1.94 5.81 65.58 10:11:01 2 17.43 0.00 11.54 3.28 6.91 60.83 10:11:01 3 24.29 0.00 14.13 2.14 7.57 51.86 10:12:01 all 18.81 0.00 3.65 3.13 3.16 71.25 10:12:01 0 22.97 0.00 2.68 6.97 3.33 64.05 10:12:01 1 15.22 0.00 3.81 0.94 2.59 77.43 10:12:01 2 21.11 0.00 4.63 1.20 3.88 69.18 10:12:01 3 15.92 0.00 3.48 3.44 2.81 74.35 10:13:01 all 20.16 0.00 0.97 0.86 1.41 76.60 10:13:01 0 21.70 0.00 1.50 1.38 1.33 74.10 10:13:01 1 13.16 0.00 0.58 0.33 1.18 84.75 10:13:01 2 5.69 0.00 0.56 0.25 1.12 92.38 10:13:01 3 40.18 0.00 1.23 1.46 2.04 55.08 Average: all 14.38 0.00 3.02 2.08 2.53 77.99 Average: 0 15.24 0.00 3.00 1.92 2.22 77.62 Average: 1 12.30 0.00 2.55 2.30 2.22 80.63 Average: 2 11.77 0.00 2.97 1.37 2.92 80.96 Average: 3 18.22 0.00 3.53 2.73 2.78 72.74