---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9710 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: 7975 514 4756 0 2705 7164 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:05:ba:5e brd ff:ff:ff:ff:ff:ff inet 10.32.6.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe05:ba5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:42:1d:f8 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 inet6 fe80::42:eff:fe42:1df8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9710) 11/20/25 _x86_64_ (4 CPU) 05:10:43 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:02 159.25 69.43 89.82 5638.92 39883.52 05:13:01 60.87 0.15 60.72 26.57 9501.98 05:14:01 246.93 12.63 234.29 2249.36 27522.08 05:15:01 133.56 0.38 133.18 30.79 6303.35 05:16:01 22.54 0.65 21.89 37.45 1440.85 Average: 124.84 16.71 108.14 1601.95 16955.45 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:02 5856412 7382432 2311008 28.30 38100 1667984 1001008 10.86 618068 1523836 63772 05:13:01 5636584 7426620 2530836 30.99 58500 1895168 928240 10.07 577996 1750604 123404 05:14:01 4860584 7291288 3306836 40.49 80856 2491244 1383868 15.02 886144 2166564 8724 05:15:01 4905004 7367716 3262416 39.94 96504 2505128 1009436 10.95 849168 2157436 27740 05:16:01 4911100 7376332 3256320 39.87 97740 2506376 1007080 10.93 846724 2153940 10768 Average: 5233937 7368878 2933483 35.92 74340 2213180 1065926 11.57 755620 1950476 46882 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:02 ens3 327.42 175.77 1097.95 62.47 0.00 0.00 0.00 0.00 05:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 ens3 47.35 33.98 659.87 4.66 0.00 0.00 0.00 0.00 05:14:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 05:14:01 docker0 175.84 364.29 10.50 2068.82 0.00 0.00 0.00 0.00 05:14:01 ens3 444.76 220.13 2531.03 21.23 0.00 0.00 0.00 0.00 05:14:01 veth700c037 95.65 232.61 7.27 1387.04 0.00 0.00 0.00 0.11 05:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 05:15:01 docker0 12.15 13.40 1.15 75.01 0.00 0.00 0.00 0.00 05:15:01 ens3 33.71 30.13 84.87 8.35 0.00 0.00 0.00 0.00 05:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 ens3 8.56 10.11 6.46 4.75 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: docker0 37.72 75.78 2.34 430.17 0.00 0.00 0.00 0.00 Average: ens3 172.78 94.23 876.74 20.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9710) 11/20/25 _x86_64_ (4 CPU) 05:10:43 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:02 all 19.37 0.00 2.78 6.16 1.94 69.75 05:12:02 0 11.04 0.00 1.66 3.91 1.45 81.94 05:12:02 1 13.20 0.00 4.22 10.70 1.55 70.33 05:12:02 2 13.25 0.00 2.23 4.50 1.93 78.09 05:12:02 3 40.05 0.00 2.97 5.54 2.82 48.62 05:13:01 all 20.33 0.00 1.19 2.48 0.97 75.03 05:13:01 0 1.25 0.00 0.31 0.14 0.19 98.12 05:13:01 1 24.97 0.00 1.34 0.32 0.90 72.47 05:13:01 2 4.23 0.00 0.69 7.07 0.95 87.06 05:13:01 3 50.80 0.00 2.42 2.40 1.84 42.54 05:14:01 all 12.72 0.00 3.54 7.24 1.27 75.23 05:14:01 0 14.84 0.00 3.08 7.26 1.07 73.75 05:14:01 1 14.62 0.00 3.46 2.35 1.19 78.38 05:14:01 2 9.06 0.00 3.61 12.55 1.23 73.55 05:14:01 3 12.34 0.00 4.00 6.83 1.64 75.19 05:15:01 all 16.58 0.00 2.65 4.35 1.15 75.27 05:15:01 0 6.47 0.00 2.23 0.72 0.83 89.75 05:15:01 1 18.86 0.00 2.87 0.78 1.05 76.44 05:15:01 2 25.41 0.00 3.08 4.52 1.29 65.71 05:15:01 3 15.61 0.00 2.43 11.43 1.44 69.09 05:16:01 all 21.07 0.00 0.92 0.80 1.00 76.22 05:16:01 0 9.33 0.00 0.67 0.03 0.47 89.51 05:16:01 1 53.57 0.00 1.60 0.33 1.87 42.63 05:16:01 2 14.60 0.00 0.87 0.35 0.88 83.30 05:16:01 3 6.78 0.00 0.57 2.47 0.77 89.42 Average: all 18.01 0.00 2.22 4.21 1.27 74.29 Average: 0 8.61 0.00 1.59 2.42 0.80 86.58 Average: 1 25.05 0.00 2.70 2.91 1.31 68.03 Average: 2 13.34 0.00 2.10 5.78 1.26 77.53 Average: 3 25.06 0.00 2.47 5.74 1.70 65.03