---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1966 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 13G 7.0G 64% / 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 530 1643 0 5802 7147 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:05:75:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe05:75b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:58:9e:38 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-1966) 12/29/25 _x86_64_ (4 CPU) 12:38:47 LINUX RESTART (4 CPU) 12:39:01 tps rtps wtps bread/s bwrtn/s 12:40:01 156.82 69.22 87.60 5605.20 39837.11 12:41:01 62.71 0.12 62.59 21.46 9124.21 12:42:01 180.62 12.98 167.64 2242.85 102023.86 12:43:01 149.53 0.63 148.91 14.50 48921.97 12:44:01 53.32 0.35 52.97 30.66 7713.91 12:45:01 20.26 0.40 19.86 32.79 1418.56 Average: 103.76 13.99 89.77 1328.18 34803.38 12:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 5886420 7411400 2281008 27.93 37676 1667188 999932 10.85 586764 1522740 63708 12:41:01 5646316 7437540 2521112 30.87 58792 1895760 950896 10.32 566524 1750624 123224 12:42:01 2660332 7371836 5507096 67.43 118448 4587268 1200512 13.03 806288 4291876 543136 12:43:01 1575288 7140656 6592140 80.71 149800 5312612 1722052 18.69 1314868 4765524 141604 12:44:01 1643748 7273000 6523680 79.87 153072 5375184 1117412 12.12 1211288 4804284 8652 12:45:01 1633616 7267540 6533812 80.00 154720 5377508 1134760 12.31 1224216 4801720 12140 Average: 3174287 7316995 4993141 61.13 112085 4035920 1187594 12.89 951658 3656128 148744 12:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 ens3 433.69 236.28 1108.91 66.87 0.00 0.00 0.00 0.00 12:40:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 ens3 51.32 43.36 665.03 5.47 0.00 0.00 0.00 0.00 12:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 ens3 673.91 393.12 14701.36 30.22 0.00 0.00 0.00 0.00 12:42:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 12:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 ens3 296.17 234.27 2179.95 18.37 0.00 0.00 0.00 0.00 12:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 ens3 115.18 200.83 16.67 1493.03 0.00 0.00 0.00 0.00 12:44:01 lo 3.63 3.63 0.31 0.31 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 ens3 18.96 14.46 15.81 6.22 0.00 0.00 0.00 0.00 12:45:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 264.80 186.93 3117.50 270.71 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.12 0.12 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-1966) 12/29/25 _x86_64_ (4 CPU) 12:38:47 LINUX RESTART (4 CPU) 12:39:01 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 19.35 0.00 2.67 5.09 1.01 71.89 12:40:01 0 16.08 0.00 1.80 4.51 0.94 76.67 12:40:01 1 22.28 0.00 1.60 3.76 0.95 71.40 12:40:01 2 21.58 0.00 5.41 6.70 1.15 65.15 12:40:01 3 17.45 0.00 1.82 5.39 0.95 74.38 12:41:01 all 20.64 0.00 1.25 1.93 0.77 75.40 12:41:01 0 2.83 0.00 0.42 4.43 0.25 92.07 12:41:01 1 43.37 0.00 2.68 1.47 1.48 51.00 12:41:01 2 16.43 0.00 0.97 1.77 0.58 80.25 12:41:01 3 19.94 0.00 0.98 0.07 0.77 78.24 12:42:01 all 26.83 0.00 12.83 2.95 1.87 55.52 12:42:01 0 29.30 0.00 13.15 4.15 2.05 51.36 12:42:01 1 26.37 0.00 13.18 3.87 1.70 54.88 12:42:01 2 29.80 0.00 11.69 1.73 2.05 54.73 12:42:01 3 21.88 0.00 13.26 2.03 1.69 61.14 12:43:01 all 27.87 0.00 8.03 2.92 1.45 59.73 12:43:01 0 35.96 0.00 8.84 2.39 1.64 51.17 12:43:01 1 29.14 0.00 8.68 2.58 1.54 58.07 12:43:01 2 21.71 0.00 7.34 2.66 1.31 66.97 12:43:01 3 24.65 0.00 7.27 4.06 1.32 62.70 12:44:01 all 34.14 0.00 4.28 1.26 1.59 58.73 12:44:01 0 48.89 0.00 4.51 1.79 1.94 42.88 12:44:01 1 31.43 0.00 3.77 1.25 1.43 62.11 12:44:01 2 27.71 0.00 4.36 1.21 1.49 65.24 12:44:01 3 28.57 0.00 4.48 0.77 1.51 64.67 12:45:01 all 21.47 0.00 0.96 0.62 0.70 76.25 12:45:01 0 37.86 0.00 1.52 0.08 1.17 59.37 12:45:01 1 32.79 0.00 0.92 0.08 0.88 65.33 12:45:01 2 10.63 0.00 0.83 2.31 0.55 85.67 12:45:01 3 4.61 0.00 0.55 0.03 0.22 94.59 Average: all 25.03 0.00 4.96 2.46 1.23 66.32 Average: 0 28.45 0.00 4.99 2.89 1.33 62.34 Average: 1 30.92 0.00 5.10 2.16 1.33 60.49 Average: 2 21.28 0.00 5.06 2.73 1.19 69.74 Average: 3 19.48 0.00 4.68 2.05 1.07 72.72