---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1741 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 9.3G 10G 49% / 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 483 4914 0 2577 7194 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:9f:77:4a brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe9f:774a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:63:df:b9:c4 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-1741) 12/26/25 _x86_64_ (4 CPU) 21:48:13 LINUX RESTART (4 CPU) 21:49:02 tps rtps wtps bread/s bwrtn/s 21:50:01 51.57 4.19 47.38 60.87 6010.64 21:51:01 178.99 108.80 70.19 4551.11 11996.67 21:52:01 47.29 0.97 46.33 80.39 13150.61 Average: 92.84 38.17 54.67 1572.52 10410.41 21:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 5737072 7424348 2430356 29.76 52296 1805912 982136 10.66 581280 1659704 155936 21:51:01 5066696 7386204 3100732 37.96 86856 2370948 979180 10.62 743092 2099644 351988 21:52:01 5048080 7387472 3119348 38.19 90260 2387580 986536 10.70 751864 2109528 19536 Average: 5283949 7399341 2883479 35.30 76471 2188147 982617 10.66 692079 1956292 175820 21:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 21:50:01 ens3 70.34 60.52 930.87 6.55 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 21:51:01 ens3 176.52 135.06 945.77 14.80 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:52:01 ens3 11.66 12.80 9.16 6.05 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 86.26 69.51 626.91 9.15 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-1741) 12/26/25 _x86_64_ (4 CPU) 21:48:13 LINUX RESTART (4 CPU) 21:49:02 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 20.75 0.00 1.23 1.66 0.81 75.55 21:50:01 0 33.03 0.00 1.44 0.30 0.97 64.26 21:50:01 1 30.88 0.00 2.02 0.27 1.02 65.81 21:50:01 2 10.97 0.00 0.96 5.56 0.83 81.68 21:50:01 3 8.16 0.00 0.51 0.49 0.42 90.42 21:51:01 all 35.72 0.00 5.27 7.70 2.27 49.05 21:51:01 0 49.27 0.00 6.02 5.40 2.52 36.79 21:51:01 1 31.17 0.00 5.21 6.73 2.20 54.68 21:51:01 2 25.40 0.00 4.89 11.87 2.23 55.61 21:51:01 3 37.01 0.00 4.96 6.79 2.12 49.12 21:52:01 all 21.39 0.00 1.05 0.85 0.78 75.93 21:52:01 0 29.78 0.00 1.11 0.08 0.91 68.11 21:52:01 1 14.56 0.00 0.90 2.02 0.60 81.93 21:52:01 2 1.43 0.00 0.68 1.17 0.18 96.53 21:52:01 3 39.67 0.00 1.53 0.13 1.41 57.25 Average: all 25.98 0.00 2.52 3.41 1.29 66.80 Average: 0 37.38 0.00 2.86 1.94 1.47 56.36 Average: 1 25.50 0.00 2.72 3.02 1.27 67.48 Average: 2 12.61 0.00 2.18 6.20 1.08 77.92 Average: 3 28.39 0.00 2.34 2.48 1.32 65.47