---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9001 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 696K 797M 1% /run /dev/vda1 20G 9.0G 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 471 5391 0 2113 7229 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:d3:49:84 brd ff:ff:ff:ff:ff:ff inet 10.32.7.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fed3:4984/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:4e:2f:59 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-9001) 11/13/25 _x86_64_ (4 CPU) 01:49:48 LINUX RESTART (4 CPU) 01:50:01 tps rtps wtps bread/s bwrtn/s 01:51:01 153.32 69.27 84.05 5611.60 39633.68 01:52:01 57.02 0.27 56.76 28.40 7971.74 01:53:01 60.86 12.75 48.11 2269.22 6681.29 Average: 90.40 27.43 62.97 2636.41 18095.57 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 5931344 7441940 2236084 27.38 36368 1655052 975840 10.59 556388 1513596 55384 01:52:01 5645116 7392476 2522312 30.88 56692 1858504 1009444 10.95 619092 1711852 124452 01:53:01 5501896 7380888 2665532 32.64 61908 1980228 1011616 10.98 688308 1775836 24592 Average: 5692785 7405101 2474643 30.30 51656 1831261 998967 10.84 621263 1667095 68143 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:51:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 01:51:01 ens3 378.22 186.09 1093.69 62.35 0.00 0.00 0.00 0.00 01:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 01:52:01 ens3 59.36 47.46 742.51 6.16 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 01:53:01 ens3 21.36 18.43 15.78 8.63 0.00 0.00 0.00 0.00 01:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 152.98 83.99 617.33 25.71 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-9001) 11/13/25 _x86_64_ (4 CPU) 01:49:48 LINUX RESTART (4 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 17.67 0.00 3.00 5.08 1.18 73.07 01:51:01 0 20.87 0.00 5.22 2.32 1.12 70.47 01:51:01 1 15.20 0.00 2.50 3.70 1.35 77.25 01:51:01 2 14.51 0.00 2.38 7.03 1.17 74.91 01:51:01 3 20.10 0.00 1.93 7.26 1.08 69.62 01:52:01 all 20.29 0.00 1.26 1.92 0.88 75.65 01:52:01 0 8.46 0.00 0.60 0.02 0.42 90.51 01:52:01 1 17.02 0.00 0.83 0.68 1.00 80.46 01:52:01 2 55.59 0.00 3.13 0.65 1.75 38.88 01:52:01 3 0.13 0.00 0.43 6.31 0.37 92.76 01:53:01 all 19.81 0.00 1.39 1.34 0.87 76.60 01:53:01 0 25.50 0.00 1.93 1.65 0.85 70.06 01:53:01 1 17.22 0.00 1.37 0.93 1.02 79.46 01:53:01 2 14.81 0.00 1.00 0.85 0.68 82.66 01:53:01 3 21.69 0.00 1.26 1.95 0.90 74.20 Average: all 19.26 0.00 1.88 2.78 0.98 75.11 Average: 0 18.27 0.00 2.58 1.33 0.79 77.02 Average: 1 16.48 0.00 1.57 1.77 1.12 79.06 Average: 2 28.30 0.00 2.17 2.84 1.20 65.49 Average: 3 13.97 0.00 1.21 5.17 0.78 78.87