---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9606 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 47% / 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 508 5177 0 2289 7191 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:77:4b:33 brd ff:ff:ff:ff:ff:ff inet 10.32.6.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe77:4b33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:62:84:27 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-9606) 11/19/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:02 154.82 69.07 85.75 5599.07 39633.68 00:28:01 60.50 0.25 60.25 28.33 8884.99 00:29:01 91.02 52.37 38.64 4574.84 9058.36 00:30:01 19.78 0.33 19.45 4.13 1468.96 Average: 81.62 30.63 50.99 2562.04 14785.83 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:02 5867676 7385508 2299752 28.16 36984 1661100 1032456 11.20 613172 1517716 59732 00:28:01 5569564 7360736 2597864 31.81 58132 1897884 1028520 11.16 653176 1744068 132088 00:29:01 5318236 7384712 2849192 34.88 62820 2165412 986568 10.70 736172 1907168 37128 00:30:01 5244300 7305944 2923128 35.79 65048 2157852 1071952 11.63 819120 1897908 12280 Average: 5499944 7359225 2667484 32.66 55746 1970562 1029874 11.17 705410 1766715 60307 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:27:02 ens3 375.42 219.78 1041.17 65.24 0.00 0.00 0.00 0.00 00:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:28:01 ens3 55.08 47.66 713.06 5.96 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 lo 1.67 1.67 0.20 0.20 0.00 0.00 0.00 0.00 00:29:01 ens3 298.53 183.55 2018.58 25.88 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 00:30:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 8.53 10.11 6.41 4.73 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 184.93 115.56 945.77 25.53 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-9606) 11/19/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:02 all 18.05 0.00 2.83 4.76 1.09 73.27 00:27:02 0 33.88 0.00 2.71 8.47 1.47 53.46 00:27:02 1 5.99 0.00 1.47 5.74 0.70 86.10 00:27:02 2 18.01 0.00 4.76 3.96 1.14 72.13 00:27:02 3 14.28 0.00 2.35 0.84 1.07 81.46 00:28:01 all 20.46 0.00 1.20 1.85 0.80 75.69 00:28:01 0 3.34 0.00 0.25 0.02 0.20 96.19 00:28:01 1 20.93 0.00 1.59 0.83 0.90 75.75 00:28:01 2 45.74 0.00 2.15 5.12 1.42 45.57 00:28:01 3 11.86 0.00 0.81 1.44 0.66 85.23 00:29:01 all 27.50 0.00 1.73 1.86 1.56 67.36 00:29:01 0 26.65 0.00 1.80 2.18 1.38 67.98 00:29:01 1 20.32 0.00 1.28 0.93 1.38 76.09 00:29:01 2 42.32 0.00 2.01 1.45 1.86 52.36 00:29:01 3 20.66 0.00 1.80 2.89 1.64 73.01 00:30:01 all 19.34 0.00 0.75 0.64 0.75 78.52 00:30:01 0 25.02 0.00 0.62 1.50 0.77 72.10 00:30:01 1 5.05 0.00 0.52 0.03 0.63 93.77 00:30:01 2 8.01 0.00 0.65 0.32 0.58 90.44 00:30:01 3 39.32 0.00 1.23 0.72 1.00 57.73 Average: all 21.34 0.00 1.63 2.28 1.05 73.70 Average: 0 22.30 0.00 1.35 3.06 0.96 72.34 Average: 1 13.04 0.00 1.21 1.88 0.90 82.96 Average: 2 28.47 0.00 2.39 2.70 1.25 65.19 Average: 3 21.57 0.00 1.55 1.47 1.09 74.31