---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-187 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 10G 9.3G 52% / 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 557 4176 0 3241 7119 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:16:ba:9c brd ff:ff:ff:ff:ff:ff inet 10.32.6.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe16:ba9c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:52:9a:f7 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-187) 12/11/25 _x86_64_ (4 CPU) 05:52:49 LINUX RESTART (4 CPU) 05:53:01 tps rtps wtps bread/s bwrtn/s 05:54:01 152.14 69.04 83.10 5614.80 39337.73 05:55:01 52.14 0.27 51.87 27.20 6801.93 05:56:01 180.74 12.81 167.93 2286.84 57553.08 05:57:01 17.90 0.58 17.31 42.39 1297.78 Average: 100.73 20.67 80.06 1992.82 26248.94 05:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:54:01 5923528 7418216 2243900 27.47 34796 1641788 978540 10.62 576540 1500076 44140 05:55:01 5676092 7401036 2491336 30.50 54172 1840076 974656 10.58 603668 1695100 134820 05:56:01 4358692 7355596 3808736 46.63 87672 3012968 1114776 12.10 752648 2760476 108 05:57:01 4307940 7316824 3859488 47.25 90836 3020588 1059372 11.49 808516 2755120 9440 Average: 5066563 7372918 3100865 37.97 66869 2378855 1031836 11.20 685343 2177693 47127 05:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:54:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 05:54:01 ens3 382.12 212.28 998.64 64.06 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:55:01 ens3 65.67 49.46 743.54 6.09 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 lo 2.93 2.93 0.28 0.28 0.00 0.00 0.00 0.00 05:56:01 ens3 778.47 295.05 5914.62 53.14 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 lo 5.00 5.00 0.44 0.44 0.00 0.00 0.00 0.00 05:57:01 ens3 39.76 52.01 18.22 200.55 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.37 2.37 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 316.53 152.21 1918.92 80.96 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-187) 12/11/25 _x86_64_ (4 CPU) 05:52:49 LINUX RESTART (4 CPU) 05:53:01 CPU %user %nice %system %iowait %steal %idle 05:54:01 all 16.81 0.00 2.90 4.95 1.88 73.47 05:54:01 0 13.29 0.00 2.25 3.63 2.07 78.76 05:54:01 1 21.12 0.00 2.71 8.20 1.81 66.16 05:54:01 2 18.71 0.00 1.59 6.07 1.89 71.74 05:54:01 3 14.14 0.00 5.04 1.90 1.71 77.21 05:55:01 all 19.33 0.00 1.26 2.33 1.31 75.76 05:55:01 0 6.50 0.00 0.50 0.61 1.19 91.20 05:55:01 1 24.55 0.00 1.53 0.76 1.31 71.84 05:55:01 2 13.15 0.00 0.96 7.48 1.23 77.17 05:55:01 3 33.17 0.00 2.08 0.48 1.53 62.74 05:56:01 all 19.58 0.00 7.08 3.66 2.92 66.76 05:56:01 0 13.60 0.00 8.00 5.64 2.55 70.21 05:56:01 1 36.08 0.00 8.70 3.21 2.89 49.14 05:56:01 2 10.89 0.00 5.28 3.68 3.58 76.56 05:56:01 3 17.94 0.00 6.38 2.09 2.64 70.94 05:57:01 all 20.92 0.00 1.20 0.86 1.18 75.83 05:57:01 0 56.54 0.00 2.07 0.32 2.05 39.03 05:57:01 1 9.53 0.00 1.00 0.03 0.65 88.78 05:57:01 2 12.37 0.00 1.20 2.74 1.08 82.61 05:57:01 3 5.35 0.00 0.53 0.36 0.96 92.79 Average: all 19.16 0.00 3.11 2.95 1.82 72.96 Average: 0 22.46 0.00 3.19 2.54 1.96 69.85 Average: 1 22.80 0.00 3.47 3.05 1.66 69.01 Average: 2 13.78 0.00 2.26 4.99 1.95 77.02 Average: 3 17.64 0.00 3.50 1.21 1.71 75.95