---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1550 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 9.9G 9.4G 52% / 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 524 4272 0 3179 7152 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:dc:83:9a brd ff:ff:ff:ff:ff:ff inet 10.32.6.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fedc:839a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:da:37:86 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-1550) 12/24/25 _x86_64_ (4 CPU) 08:12:16 LINUX RESTART (4 CPU) 08:13:03 tps rtps wtps bread/s bwrtn/s 08:14:01 97.71 21.84 75.87 741.94 6362.77 08:15:01 72.00 12.25 59.76 2205.23 19032.43 08:16:01 123.11 0.53 122.58 37.99 38420.80 Average: 97.61 11.43 86.18 997.90 21439.49 08:13:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5619160 7331120 2548268 31.20 50628 1832144 1056956 11.47 711504 1651568 152136 08:15:01 4841856 7393096 3325572 40.72 72036 2622576 1158524 12.57 659028 2422580 411740 08:16:01 4402800 7345712 3764628 46.09 89084 2954468 1037900 11.26 762952 2709004 24976 Average: 4954605 7356643 3212823 39.34 70583 2469729 1084460 11.77 711161 2261051 196284 08:13:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 08:14:01 ens3 103.65 83.12 872.96 22.62 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 08:15:01 ens3 693.55 267.72 5953.00 23.62 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 2.67 2.67 0.23 0.23 0.00 0.00 0.00 0.00 08:16:01 ens3 57.99 58.74 123.98 233.47 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.89 1.89 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 287.10 137.13 2332.87 94.03 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-1550) 12/24/25 _x86_64_ (4 CPU) 08:12:16 LINUX RESTART (4 CPU) 08:13:03 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 20.10 0.00 1.38 2.97 1.17 74.37 08:14:01 0 22.68 0.00 1.77 0.45 1.21 73.89 08:14:01 1 6.77 0.00 0.69 2.33 0.74 89.47 08:14:01 2 21.79 0.00 1.52 3.46 1.29 71.94 08:14:01 3 29.17 0.00 1.52 5.66 1.45 62.21 08:15:01 all 19.84 0.00 3.39 2.03 1.77 72.97 08:15:01 0 11.50 0.00 2.72 0.67 1.38 83.73 08:15:01 1 18.25 0.00 3.33 0.94 1.82 75.66 08:15:01 2 12.15 0.00 3.16 2.09 1.67 80.94 08:15:01 3 37.46 0.00 4.37 4.43 2.20 51.53 08:16:01 all 19.86 0.00 3.60 2.24 2.07 72.22 08:16:01 0 25.60 0.00 4.70 2.10 2.58 65.02 08:16:01 1 5.55 0.00 1.72 0.40 1.30 91.03 08:16:01 2 10.49 0.00 4.64 5.87 2.02 76.97 08:16:01 3 37.71 0.00 3.38 0.58 2.38 55.94 Average: all 19.93 0.00 2.81 2.41 1.68 73.17 Average: 0 19.90 0.00 3.08 1.08 1.73 74.22 Average: 1 10.22 0.00 1.92 1.21 1.29 85.35 Average: 2 14.74 0.00 3.12 3.81 1.67 76.66 Average: 3 34.84 0.00 3.11 3.53 2.02 56.50