---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1084 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 482 4825 0 2668 7204 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:0a:17:08 brd ff:ff:ff:ff:ff:ff inet 10.32.6.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe0a:1708/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:f7:9b:f6 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-1084) 10/24/26 _x86_64_ (4 CPU) 22:06:42 LINUX RESTART (4 CPU) 22:07:01 tps rtps wtps bread/s bwrtn/s 22:08:01 169.01 60.76 108.25 4938.62 42548.37 22:09:01 117.03 38.61 78.42 2298.42 13280.99 22:10:01 23.91 0.07 23.85 0.53 3106.95 22:11:01 58.42 14.75 43.68 927.31 6026.46 Average: 92.10 28.55 63.55 2041.34 16241.79 22:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:08:01 5653348 7381532 2514072 30.78 53292 1843864 994348 10.79 643928 1676024 220752 22:09:01 5287620 7290800 2879800 35.26 67032 2093544 1064160 11.55 715936 1946592 80676 22:10:01 5264344 7276940 2903076 35.54 69480 2099368 1072188 11.63 732336 1951280 2632 22:11:01 4839556 7241040 3327864 40.75 74400 2474600 1131672 12.28 900752 2187648 187468 Average: 5261217 7297578 2906203 35.58 66051 2127844 1065592 11.56 748238 1940386 122882 22:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:08:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 22:08:01 ens3 482.72 310.60 1674.21 72.93 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 22:09:01 ens3 196.47 166.44 935.87 29.45 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 68.04 99.13 57.77 21.49 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 lo 1.83 1.83 0.41 0.41 0.00 0.00 0.00 0.00 22:11:01 ens3 475.40 486.22 3267.00 89.49 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 305.67 265.60 1483.72 53.34 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-1084) 10/24/26 _x86_64_ (4 CPU) 22:06:42 LINUX RESTART (4 CPU) 22:07:01 CPU %user %nice %system %iowait %steal %idle 22:08:01 all 17.07 0.00 2.39 5.44 0.06 75.05 22:08:01 0 16.45 0.00 1.87 4.53 0.05 77.10 22:08:01 1 15.46 0.00 3.53 4.39 0.05 76.57 22:08:01 2 29.76 0.00 2.54 4.09 0.08 63.53 22:08:01 3 6.55 0.00 1.62 8.73 0.05 83.05 22:09:01 all 17.44 0.00 1.16 2.42 0.05 78.92 22:09:01 0 12.94 0.00 0.90 1.23 0.03 84.90 22:09:01 1 15.30 0.00 0.90 1.15 0.03 82.62 22:09:01 2 17.65 0.00 1.04 1.54 0.07 79.72 22:09:01 3 23.91 0.00 1.81 5.82 0.08 68.38 22:10:01 all 4.48 0.00 0.29 0.40 0.03 94.81 22:10:01 0 3.96 0.00 0.45 1.34 0.03 94.21 22:10:01 1 6.04 0.00 0.10 0.00 0.03 93.83 22:10:01 2 2.13 0.00 0.00 0.00 0.00 97.87 22:10:01 3 5.79 0.00 0.62 0.22 0.03 93.34 22:11:01 all 42.94 0.00 1.71 0.64 0.10 54.61 22:11:01 0 47.19 0.00 1.91 0.72 0.10 50.08 22:11:01 1 44.88 0.00 1.41 0.32 0.08 53.32 22:11:01 2 40.12 0.00 1.25 0.43 0.10 58.10 22:11:01 3 39.60 0.00 2.27 1.12 0.10 56.91 Average: all 20.48 0.00 1.39 2.22 0.06 75.85 Average: 0 20.12 0.00 1.28 1.95 0.05 76.59 Average: 1 20.40 0.00 1.48 1.47 0.05 76.60 Average: 2 22.40 0.00 1.21 1.52 0.06 74.81 Average: 3 18.99 0.00 1.58 3.97 0.07 75.40