---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2939 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.1G 11G 48% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 469 1189 0 2284 3207 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:6d:fe:20 brd ff:ff:ff:ff:ff:ff inet 10.32.7.249/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fe6d:fe20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:71:47:c8 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::42:18ff:fe71:47c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2939) 06/16/25 _x86_64_ (4 CPU) 14:22:55 LINUX RESTART (4 CPU) 14:23:01 tps rtps wtps bread/s bwrtn/s 14:24:02 177.54 82.47 95.07 5765.31 41187.02 14:25:01 136.32 13.07 123.25 2347.81 20136.79 14:26:01 2.52 0.00 2.52 0.00 36.53 14:27:01 0.82 0.00 0.82 0.00 9.47 14:28:01 15.46 0.48 14.98 45.06 538.98 Average: 66.30 19.22 47.07 1629.24 12355.82 14:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:24:02 1675256 3280196 2363396 58.52 41692 1724512 953576 18.74 617228 1576396 96064 14:25:01 1261552 3314196 2777100 68.76 70604 2120580 1217560 23.93 751524 1805516 624 14:26:01 1261884 3314576 2776768 68.75 70648 2120584 1217560 23.93 751212 1805508 156 14:27:01 1272428 3325164 2766224 68.49 70672 2120588 1217560 23.93 739840 1805512 172 14:28:01 1173256 3236272 2865396 70.95 72408 2128636 1023616 20.12 841236 1804108 26604 Average: 1328875 3294081 2709777 67.10 65205 2042980 1125974 22.13 740208 1759408 24724 14:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:24:02 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 14:24:02 ens3 400.32 268.54 1547.06 72.53 0.00 0.00 0.00 0.00 14:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:25:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 14:25:01 ens3 198.93 138.82 1217.42 14.97 0.00 0.00 0.00 0.00 14:25:01 docker0 77.05 107.41 4.05 522.51 0.00 0.00 0.00 0.00 14:25:01 veth1fcde70 0.15 0.20 0.02 0.04 0.00 0.00 0.00 0.00 14:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:26:01 ens3 0.25 0.22 0.02 0.02 0.00 0.00 0.00 0.00 14:26:01 docker0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 veth1fcde70 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 ens3 1.17 0.20 1.14 0.01 0.00 0.00 0.00 0.00 14:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 veth1fcde70 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:28:01 ens3 11.46 10.46 9.11 5.58 0.00 0.00 0.00 0.00 14:28:01 docker0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 122.17 83.46 552.73 18.63 0.00 0.00 0.00 0.00 Average: docker0 15.21 21.20 0.80 103.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2939) 06/16/25 _x86_64_ (4 CPU) 14:22:55 LINUX RESTART (4 CPU) 14:23:01 CPU %user %nice %system %iowait %steal %idle 14:24:02 all 15.41 0.00 2.15 5.44 0.05 76.95 14:24:02 0 7.89 0.00 1.32 7.03 0.03 83.73 14:24:02 1 21.66 0.00 3.15 4.68 0.07 70.44 14:24:02 2 21.32 0.00 1.99 4.95 0.08 71.66 14:24:02 3 10.82 0.00 2.14 5.08 0.03 81.93 14:25:01 all 17.06 0.00 2.77 3.37 0.06 76.74 14:25:01 0 20.77 0.00 2.78 6.97 0.05 69.43 14:25:01 1 25.39 0.00 3.42 1.03 0.07 70.10 14:25:01 2 16.14 0.00 2.47 2.60 0.07 78.72 14:25:01 3 5.95 0.00 2.44 2.90 0.07 88.64 14:26:01 all 0.03 0.00 0.03 0.04 0.00 99.90 14:26:01 0 0.03 0.00 0.03 0.15 0.02 99.77 14:26:01 1 0.02 0.00 0.00 0.00 0.02 99.97 14:26:01 2 0.03 0.00 0.02 0.00 0.00 99.95 14:26:01 3 0.07 0.00 0.03 0.00 0.00 99.90 14:27:01 all 0.05 0.00 0.03 0.01 0.00 99.92 14:27:01 0 0.07 0.00 0.03 0.02 0.00 99.88 14:27:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 14:27:01 3 0.02 0.00 0.00 0.00 0.00 99.98 14:28:01 all 9.73 0.00 0.50 0.37 0.02 89.39 14:28:01 0 17.06 0.00 0.63 0.10 0.03 82.18 14:28:01 1 3.27 0.00 0.42 0.02 0.02 96.28 14:28:01 2 15.14 0.00 0.42 0.03 0.03 84.37 14:28:01 3 3.47 0.00 0.52 1.32 0.02 94.68 Average: all 8.42 0.00 1.08 1.84 0.03 88.63 Average: 0 9.11 0.00 0.95 2.83 0.03 87.07 Average: 1 10.00 0.00 1.40 1.14 0.03 87.43 Average: 2 10.50 0.00 0.98 1.51 0.04 86.97 Average: 3 4.05 0.00 1.02 1.85 0.02 93.05