---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1027 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 48% / 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 509 5151 0 2314 7190 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:1a:e4:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe1a:e4b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:b0:42:6f 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-1027) 04/21/26 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:03 154.11 68.94 85.17 5598.27 39661.14 00:28:01 58.61 0.22 58.39 24.00 8752.56 00:29:01 117.46 52.04 65.42 4488.72 10162.71 00:30:01 23.73 4.08 19.65 168.91 1376.17 Average: 88.73 31.58 57.15 2591.36 15040.54 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:03 5932820 7439800 2234608 27.36 36436 1651572 975152 10.58 554432 1511700 51500 00:28:01 5602988 7390972 2564440 31.40 58148 1894520 1011388 10.97 618300 1743456 133124 00:29:01 5221516 7301736 2945912 36.07 61832 2180104 1084536 11.77 815224 1922164 27012 00:30:01 5274328 7362072 2893100 35.42 64204 2184900 1020472 11.07 762020 1921872 9976 Average: 5507913 7373645 2659515 32.56 55155 1977774 1022887 11.10 687494 1774798 55403 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:27:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:03 ens3 429.35 233.29 1059.22 64.47 0.00 0.00 0.00 0.00 00:28:01 lo 0.55 0.55 0.04 0.04 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 00:28:01 ens3 69.26 55.32 736.07 6.43 0.00 0.00 0.00 0.00 00:29:01 lo 1.60 1.60 0.19 0.19 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 00:29:01 ens3 255.97 198.70 2557.86 26.81 0.00 0.00 0.00 0.00 00:30:01 lo 0.97 0.97 0.08 0.08 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 00:30:01 ens3 11.86 12.40 9.10 5.98 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 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 192.64 125.51 1093.54 26.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1027) 04/21/26 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:03 all 17.25 0.00 2.54 4.69 0.95 74.58 00:27:03 0 9.97 0.00 4.53 9.20 0.84 75.46 00:27:03 1 16.74 0.00 1.62 2.89 0.87 77.88 00:27:03 2 31.76 0.00 2.56 5.67 1.34 58.67 00:27:03 3 10.57 0.00 1.41 1.01 0.76 86.24 00:28:01 all 20.41 0.00 1.18 1.61 0.85 75.95 00:28:01 0 3.69 0.00 0.26 2.36 0.33 93.37 00:28:01 1 45.68 0.00 2.48 0.34 1.40 50.09 00:28:01 2 14.24 0.00 1.34 3.67 0.74 80.00 00:28:01 3 18.05 0.00 0.65 0.10 0.95 80.25 00:29:01 all 25.03 0.00 1.76 2.99 2.18 68.04 00:29:01 0 25.42 0.00 1.42 2.01 1.93 69.22 00:29:01 1 42.52 0.00 2.63 3.60 2.56 48.68 00:29:01 2 19.63 0.00 1.39 2.79 2.35 73.84 00:29:01 3 12.56 0.00 1.60 3.56 1.87 80.41 00:30:01 all 20.27 0.00 0.89 0.99 0.96 76.89 00:30:01 0 5.79 0.00 0.58 0.02 0.45 93.16 00:30:01 1 54.77 0.00 1.53 1.05 1.85 40.80 00:30:01 2 2.58 0.00 0.62 2.35 0.77 93.69 00:30:01 3 17.93 0.00 0.83 0.52 0.80 79.93 Average: all 20.74 0.00 1.60 2.58 1.24 73.84 Average: 0 11.28 0.00 1.71 3.40 0.89 82.72 Average: 1 39.90 0.00 2.06 1.98 1.67 54.38 Average: 2 17.06 0.00 1.48 3.62 1.30 76.54 Average: 3 14.75 0.00 1.13 1.31 1.09 81.72