---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1371 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 700K 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 4841 0 2650 7203 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:31:94:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.113/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe31:946a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:8c:ba:c9 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-1371) 12/21/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:02 156.85 69.24 87.60 5614.93 39760.63 17:35:01 63.57 0.12 63.45 21.83 9672.53 17:36:01 193.52 132.68 60.84 6993.17 22312.44 17:37:01 23.68 0.93 22.74 78.91 3666.11 Average: 109.60 50.96 58.64 3190.70 18891.86 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:02 5891840 7414672 2275588 27.86 37492 1665288 995328 10.80 583764 1521376 61992 17:35:01 5560092 7354420 2607336 31.92 58304 1900160 1032996 11.21 658588 1746316 126040 17:36:01 4988376 7392936 3179052 38.92 74104 2479556 979228 10.63 984096 1959252 75812 17:37:01 4988364 7403904 3179064 38.92 76348 2487676 970324 10.53 980064 1962100 10780 Average: 5357168 7391483 2810260 34.41 61562 2133170 994469 10.79 801628 1797261 68656 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:02 ens3 369.69 190.19 1078.39 62.74 0.00 0.00 0.00 0.00 17:34:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 ens3 63.75 51.70 694.33 6.03 0.00 0.00 0.00 0.00 17:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 ens3 196.88 115.04 754.45 12.58 0.00 0.00 0.00 0.00 17:36:01 lo 2.93 2.93 0.29 0.29 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 ens3 11.36 12.31 8.85 5.75 0.00 0.00 0.00 0.00 17:37:01 lo 0.93 0.93 0.08 0.08 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 Average: ens3 160.83 92.48 633.76 21.84 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1371) 12/21/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:02 all 18.04 0.00 2.96 6.04 2.81 70.15 17:34:02 0 11.27 0.00 2.32 5.74 2.50 78.17 17:34:02 1 24.27 0.00 4.72 5.22 2.90 62.90 17:34:02 2 10.84 0.00 2.06 9.61 2.82 74.66 17:34:02 3 25.83 0.00 2.72 3.57 3.04 64.85 17:35:01 all 19.60 0.00 1.15 2.31 1.32 75.61 17:35:01 0 8.84 0.00 0.51 1.64 1.23 87.79 17:35:01 1 1.67 0.00 0.20 0.02 0.59 97.52 17:35:01 2 24.85 0.00 1.86 6.94 1.50 64.85 17:35:01 3 43.11 0.00 2.03 0.66 1.99 52.21 17:36:01 all 26.20 1.56 5.85 7.69 4.93 53.76 17:36:01 0 26.76 0.00 6.01 8.45 4.59 54.19 17:36:01 1 20.51 0.03 5.22 5.70 4.84 63.70 17:36:01 2 30.99 3.65 6.23 9.27 5.36 44.50 17:36:01 3 26.53 2.54 5.97 7.33 4.92 52.71 17:37:01 all 20.42 0.00 0.94 0.78 1.24 76.62 17:37:01 0 7.80 0.00 0.57 0.07 0.63 90.94 17:37:01 1 26.86 0.00 1.03 0.40 1.82 69.89 17:37:01 2 8.45 0.00 0.83 2.44 0.90 87.38 17:37:01 3 38.53 0.00 1.30 0.22 1.61 58.35 Average: all 21.08 0.39 2.74 4.22 2.59 68.98 Average: 0 13.71 0.00 2.36 4.00 2.25 77.68 Average: 1 18.41 0.01 2.81 2.85 2.55 73.38 Average: 2 18.78 0.92 2.76 7.08 2.66 67.81 Average: 3 33.44 0.64 3.02 2.96 2.90 57.04