---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2076 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 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 517 5153 0 2305 7181 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:78:ca:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe78:ca79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:1b:7b:48 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-2076) 12/31/25 _x86_64_ (4 CPU) 00:25:44 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 157.67 69.06 88.62 5608.40 39844.58 00:28:01 66.77 8.70 58.07 483.52 8673.62 00:29:01 108.43 44.01 64.42 4086.92 9601.73 Average: 110.96 40.59 70.37 3392.95 19373.31 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5868636 7394048 2298792 28.15 38176 1667244 986092 10.70 603832 1524088 65076 00:28:01 5643580 7447916 2523848 30.90 60028 1907624 934956 10.14 556512 1762680 124716 00:29:01 5320052 7392104 2847376 34.86 62716 2170808 976428 10.59 730928 1907416 25408 Average: 5610756 7411356 2556672 31.30 53640 1915225 965825 10.48 630424 1731395 71733 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 ens3 377.42 205.90 1095.08 63.27 0.00 0.00 0.00 0.00 00:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 ens3 50.46 43.53 655.08 5.90 0.00 0.00 0.00 0.00 00:28:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 ens3 290.17 176.44 2276.97 25.91 0.00 0.00 0.00 0.00 00:29:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 239.35 141.95 1342.38 31.69 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.11 0.11 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-2076) 12/31/25 _x86_64_ (4 CPU) 00:25:44 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 19.24 0.00 2.61 5.00 1.06 72.09 00:27:01 0 19.87 0.00 1.99 7.72 1.19 69.24 00:27:01 1 25.25 0.00 3.81 3.76 1.15 66.03 00:27:01 2 14.34 0.00 2.54 3.52 0.88 78.71 00:27:01 3 17.53 0.00 2.10 4.98 1.00 74.39 00:28:01 all 20.76 0.00 1.26 1.73 0.85 75.40 00:28:01 0 43.39 0.00 2.20 4.22 1.55 48.64 00:28:01 1 2.01 0.00 0.15 0.00 0.27 97.57 00:28:01 2 17.33 0.00 1.30 0.42 0.70 80.26 00:28:01 3 20.38 0.00 1.42 2.30 0.90 75.01 00:29:01 all 27.00 0.00 1.66 2.83 1.55 66.97 00:29:01 0 23.53 0.00 1.22 2.51 1.42 71.32 00:29:01 1 20.07 0.00 1.64 2.30 1.34 74.66 00:29:01 2 40.06 0.00 2.39 2.02 2.00 53.53 00:29:01 3 24.35 0.00 1.40 4.46 1.43 68.35 Average: all 22.33 0.00 1.84 3.18 1.15 71.49 Average: 0 28.94 0.00 1.80 4.81 1.38 63.06 Average: 1 15.75 0.00 1.86 2.02 0.92 79.45 Average: 2 23.90 0.00 2.07 1.99 1.20 70.84 Average: 3 20.75 0.00 1.64 3.91 1.11 72.58