---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10383 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 3.9G 0 3.9G 0% /dev tmpfs 798M 700K 797M 1% /run /dev/vda1 20G 9.2G 11G 48% / 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 452 5206 0 2317 7245 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:ae:64:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:feae:6496/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bc:b5:22:76 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-10383) 11/27/25 _x86_64_ (4 CPU) 20:41:49 LINUX RESTART (4 CPU) 20:42:01 tps rtps wtps bread/s bwrtn/s 20:43:02 151.66 69.09 82.57 5597.87 39613.81 20:44:01 55.35 0.25 55.10 28.33 7574.52 20:45:01 80.04 18.73 61.31 1753.31 20932.51 Average: 95.91 29.52 66.39 2473.28 22790.62 20:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:43:02 5938460 7447332 2228968 27.29 36044 1653940 978700 10.62 548480 1511872 52352 20:44:01 5650320 7407268 2517108 30.82 56288 1868092 999616 10.85 603940 1716084 146328 20:45:01 5340352 7422988 2827076 34.61 63100 2178752 987176 10.71 789824 1823888 22964 Average: 5643044 7425863 2524384 30.91 51811 1900261 988497 10.73 647415 1683948 73881 20:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:43:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:43:02 ens3 407.17 196.27 1043.86 64.72 0.00 0.00 0.00 0.00 20:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 20:44:01 ens3 61.81 48.14 720.68 6.02 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 lo 2.07 2.07 0.22 0.22 0.00 0.00 0.00 0.00 20:45:01 ens3 140.99 73.69 510.80 11.12 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 204.11 106.35 758.66 27.40 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-10383) 11/27/25 _x86_64_ (4 CPU) 20:41:49 LINUX RESTART (4 CPU) 20:42:01 CPU %user %nice %system %iowait %steal %idle 20:43:02 all 17.95 0.00 2.65 4.65 1.42 73.33 20:43:02 0 7.48 0.00 1.42 5.18 1.17 84.77 20:43:02 1 23.62 0.00 2.19 5.78 1.74 66.67 20:43:02 2 15.66 0.00 4.51 3.59 1.14 75.10 20:43:02 3 25.02 0.00 2.46 4.06 1.66 66.81 20:44:01 all 20.74 0.00 1.18 1.64 1.19 75.25 20:44:01 0 1.03 0.00 0.49 4.92 0.22 93.33 20:44:01 1 0.97 0.00 0.18 1.19 1.79 95.87 20:44:01 2 61.18 0.00 3.29 0.32 2.05 33.15 20:44:01 3 20.09 0.00 0.75 0.12 0.68 78.37 20:45:01 all 19.72 1.70 1.84 1.56 1.20 73.99 20:45:01 0 2.38 0.00 0.91 3.19 0.68 92.84 20:45:01 1 41.99 0.00 2.08 1.12 1.67 53.15 20:45:01 2 19.65 0.02 2.12 0.71 1.43 76.07 20:45:01 3 14.93 6.74 2.25 1.20 1.02 73.86 Average: all 19.47 0.57 1.89 2.62 1.27 74.19 Average: 0 3.64 0.00 0.94 4.43 0.69 90.30 Average: 1 22.23 0.00 1.49 2.70 1.73 71.85 Average: 2 31.99 0.01 3.30 1.55 1.53 61.62 Average: 3 20.02 2.26 1.82 1.80 1.12 72.98