---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1024 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 9.5G 9.8G 50% / 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 539 4690 0 2745 7138 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:81:52:7c brd ff:ff:ff:ff:ff:ff inet 10.32.6.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe81:527c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cc:ae:ba:92 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-1024) 08/15/25 _x86_64_ (4 CPU) 06:34:00 LINUX RESTART (4 CPU) 06:35:02 tps rtps wtps bread/s bwrtn/s 06:36:01 47.36 3.46 43.91 58.70 5065.72 06:37:01 184.94 12.68 172.25 2267.22 23133.88 06:38:01 79.95 0.22 79.74 9.87 11794.70 06:39:01 21.71 0.40 21.31 32.79 1474.95 Average: 83.64 4.19 79.45 594.38 10389.49 06:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:36:01 5717096 7429780 2450332 30.00 52688 1829224 958100 10.40 581708 1677552 180640 06:37:01 5096740 7315408 3070688 37.60 75384 2289436 1341020 14.55 790416 2037012 38932 06:38:01 4784820 7284652 3382608 41.42 95068 2517288 1069708 11.61 989788 2108756 9724 06:39:01 4781412 7285680 3386016 41.46 96828 2519296 1090000 11.83 995244 2105656 11124 Average: 5095017 7328880 3072411 37.62 79992 2288811 1114707 12.10 839289 1982244 60105 06:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:36:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 06:36:01 ens3 61.31 46.98 749.45 5.52 0.00 0.00 0.00 0.00 06:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 lo 2.20 2.20 0.22 0.22 0.00 0.00 0.00 0.00 06:37:01 ens3 217.36 150.37 1576.56 15.47 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 06:38:01 ens3 106.38 68.44 526.61 17.58 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:39:01 ens3 11.96 12.60 9.36 5.98 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 99.41 69.69 715.35 11.16 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-1024) 08/15/25 _x86_64_ (4 CPU) 06:34:00 LINUX RESTART (4 CPU) 06:35:02 CPU %user %nice %system %iowait %steal %idle 06:36:01 all 19.89 0.00 1.19 2.06 1.62 75.24 06:36:01 0 43.30 0.00 2.23 0.78 1.84 51.85 06:36:01 1 13.27 0.00 0.99 6.43 1.16 78.14 06:36:01 2 6.82 0.00 0.59 0.45 1.36 90.78 06:36:01 3 16.31 0.00 0.95 0.57 2.13 80.04 06:37:01 all 17.36 0.00 2.75 5.02 1.06 73.81 06:37:01 0 8.00 0.00 2.00 5.58 0.67 83.75 06:37:01 1 15.83 0.00 1.83 8.01 0.85 73.48 06:37:01 2 17.37 0.00 3.67 4.99 0.94 73.04 06:37:01 3 28.22 0.00 3.53 1.48 1.77 64.99 06:38:01 all 20.07 0.00 2.01 1.83 1.19 74.90 06:38:01 0 24.75 0.00 1.59 0.66 1.54 71.45 06:38:01 1 45.55 0.00 3.39 0.43 1.57 49.06 06:38:01 2 6.67 0.00 1.76 2.71 0.90 87.96 06:38:01 3 3.34 0.00 1.30 3.52 0.75 91.10 06:39:01 all 20.93 0.00 0.98 0.57 0.95 76.57 06:39:01 0 23.40 0.00 1.30 0.08 0.70 74.52 06:39:01 1 25.71 0.00 0.82 0.08 0.80 72.59 06:39:01 2 32.28 0.00 1.31 1.63 1.66 63.13 06:39:01 3 2.36 0.00 0.46 0.46 0.61 96.10 Average: all 19.57 0.00 1.73 2.37 1.20 75.13 Average: 0 24.81 0.00 1.78 1.78 1.19 70.45 Average: 1 25.12 0.00 1.76 3.73 1.09 68.29 Average: 2 15.82 0.00 1.83 2.44 1.21 78.69 Average: 3 12.54 0.00 1.56 1.51 1.31 83.07