---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1261 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 9.5G 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 516 4776 0 2683 7171 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:38:ce:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe38:cef6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:b9:a7:6a 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-1261) 12/20/25 _x86_64_ (4 CPU) 13:00:45 LINUX RESTART (4 CPU) 13:01:01 tps rtps wtps bread/s bwrtn/s 13:02:02 154.80 69.21 85.59 5617.73 40082.92 13:03:01 54.97 0.22 54.75 23.59 7423.28 13:04:01 70.91 32.01 38.90 1701.03 8332.82 13:05:01 15.08 6.30 8.78 611.93 3699.17 13:06:01 36.42 5.55 30.87 270.40 14803.47 Average: 66.48 22.73 43.74 1650.50 14893.48 13:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:02:02 5890984 7422804 2276444 27.87 38100 1673756 982428 10.66 579692 1526392 60996 13:03:01 5615672 7380288 2551756 31.24 58016 1873708 1028792 11.16 633548 1721024 145180 13:04:01 5224688 7204900 2942740 36.03 66196 2072040 1134396 12.31 826056 1900896 93500 13:05:01 4226460 6390792 3940968 48.25 70176 2246572 1750424 18.99 1668160 2042908 156432 13:06:01 4899932 7348436 3267496 40.01 74420 2521752 1024640 11.12 848704 2182888 25524 Average: 5171547 7149444 2995881 36.68 61382 2077566 1184136 12.85 911232 1874822 96326 13:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:02:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 13:02:02 ens3 443.77 250.90 1262.10 68.50 0.00 0.00 0.00 0.00 13:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:03:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 13:03:01 ens3 77.04 65.34 722.71 9.71 0.00 0.00 0.00 0.00 13:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:04:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 13:04:01 ens3 154.77 119.36 1682.12 19.88 0.00 0.00 0.00 0.00 13:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:05:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:05:01 ens3 219.04 198.02 2493.38 27.49 0.00 0.00 0.00 0.00 13:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:06:01 lo 1.20 1.20 0.54 0.54 0.00 0.00 0.00 0.00 13:06:01 ens3 75.87 67.47 767.35 13.37 0.00 0.00 0.00 0.00 13:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 194.50 140.48 1387.81 27.85 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-1261) 12/20/25 _x86_64_ (4 CPU) 13:00:45 LINUX RESTART (4 CPU) 13:01:01 CPU %user %nice %system %iowait %steal %idle 13:02:02 all 17.93 0.00 3.17 5.61 2.89 70.39 13:02:02 0 16.40 0.00 4.89 1.18 2.52 75.00 13:02:02 1 9.52 0.00 2.01 7.61 2.42 78.44 13:02:02 2 20.54 0.00 2.67 3.37 3.33 70.08 13:02:02 3 25.21 0.00 3.10 10.25 3.29 58.14 13:03:01 all 19.09 0.00 1.13 2.31 1.34 76.13 13:03:01 0 26.60 0.00 1.55 0.37 2.04 69.45 13:03:01 1 22.12 0.00 1.34 7.85 1.24 67.45 13:03:01 2 10.95 0.00 0.76 0.12 1.08 87.09 13:03:01 3 16.69 0.00 0.91 0.91 1.00 80.49 13:04:01 all 18.66 0.00 1.24 1.40 3.01 75.69 13:04:01 0 22.99 0.00 1.95 3.47 3.15 68.44 13:04:01 1 18.75 0.00 0.73 0.99 2.84 76.70 13:04:01 2 16.20 0.00 0.92 0.40 2.85 79.63 13:04:01 3 16.69 0.00 1.32 0.78 3.22 77.99 13:05:01 all 25.92 0.00 1.20 0.46 4.04 68.39 13:05:01 0 26.30 0.00 1.03 0.12 4.07 68.48 13:05:01 1 22.00 0.00 1.78 0.69 4.41 71.13 13:05:01 2 27.63 0.00 1.02 0.25 4.01 67.08 13:05:01 3 27.77 0.00 0.98 0.76 3.65 66.84 13:06:01 all 37.46 0.00 1.59 1.14 4.87 54.94 13:06:01 0 31.32 0.00 1.66 0.90 4.62 61.50 13:06:01 1 40.69 0.00 2.19 1.23 4.97 50.92 13:06:01 2 40.37 0.00 1.14 0.26 4.79 53.43 13:06:01 3 37.49 0.00 1.35 2.17 5.10 53.89 Average: all 23.84 0.00 1.67 2.18 3.24 69.07 Average: 0 24.73 0.00 2.21 1.21 3.29 68.56 Average: 1 22.65 0.00 1.61 3.64 3.19 68.91 Average: 2 23.19 0.00 1.31 0.88 3.22 71.40 Average: 3 24.81 0.00 1.54 2.98 3.26 67.40