---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1164 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: 2800.000 BogoMIPS: 5600.00 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 9.6G 9.7G 50% / 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 472 699 0 2771 3193 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:c7:e7:29 brd ff:ff:ff:ff:ff:ff inet 10.32.7.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fec7:e729/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:7b:29:70 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-1164) 07/24/25 _x86_64_ (4 CPU) 06:59:45 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps bread/s bwrtn/s 07:01:02 156.84 69.27 87.57 5611.33 40003.62 07:02:01 59.74 0.15 59.58 26.57 9123.34 07:03:01 116.55 12.78 103.77 2255.89 32866.79 07:04:01 18.45 0.40 18.05 32.79 1375.10 Average: 88.01 20.74 67.27 1989.83 20891.24 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:01:02 1822108 3369056 2216544 54.88 37076 1673932 890360 17.50 524000 1530060 63452 07:02:01 1538776 3326976 2499876 61.90 56268 1882808 919632 18.08 579848 1730664 104812 07:03:01 710972 3259288 3327680 82.40 71840 2603680 975368 19.17 722832 2365984 7604 07:04:01 699456 3251848 3339196 82.68 73644 2605580 991120 19.48 736300 2363100 11300 Average: 1192828 3301792 2845824 70.46 59707 2191500 944120 18.56 640745 1997452 46792 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:01:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:01:02 ens3 387.35 213.51 1154.14 64.70 0.00 0.00 0.00 0.00 07:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 07:02:01 ens3 50.47 41.42 669.28 5.44 0.00 0.00 0.00 0.00 07:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 lo 2.20 2.20 0.21 0.21 0.00 0.00 0.00 0.00 07:03:01 ens3 616.88 211.86 4063.37 20.38 0.00 0.00 0.00 0.00 07:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:04:01 ens3 12.91 13.76 9.24 12.56 0.00 0.00 0.00 0.00 07:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 267.81 120.47 1477.37 25.85 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-1164) 07/24/25 _x86_64_ (4 CPU) 06:59:45 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:01:02 all 19.90 0.00 2.76 4.81 1.37 71.16 07:01:02 0 26.40 0.00 2.17 1.92 1.47 68.05 07:01:02 1 25.90 0.00 2.17 5.13 1.42 65.38 07:01:02 2 17.07 0.00 4.73 4.83 1.40 71.96 07:01:02 3 10.21 0.00 1.95 7.36 1.17 79.32 07:02:01 all 19.97 0.00 1.20 1.73 0.80 76.31 07:02:01 0 43.65 0.00 2.68 3.81 1.57 48.29 07:02:01 1 20.88 0.00 1.10 0.69 0.71 76.62 07:02:01 2 9.92 0.00 0.61 0.27 0.59 88.61 07:02:01 3 5.37 0.00 0.41 2.16 0.31 91.75 07:03:01 all 19.17 0.00 3.40 2.76 0.93 73.74 07:03:01 0 33.73 0.00 4.54 1.89 1.19 58.65 07:03:01 1 12.82 0.00 3.05 2.64 0.80 80.68 07:03:01 2 19.57 0.00 3.70 1.68 1.04 74.01 07:03:01 3 10.52 0.00 2.36 4.83 0.70 81.59 07:04:01 all 20.99 0.00 0.96 0.68 1.08 76.28 07:04:01 0 33.90 0.00 1.25 2.02 1.00 61.84 07:04:01 1 15.35 0.00 1.28 0.22 0.98 82.18 07:04:01 2 23.64 0.00 0.88 0.22 1.08 74.18 07:04:01 3 11.25 0.00 0.39 0.31 1.25 86.80 Average: all 20.01 0.00 2.08 2.50 1.05 74.37 Average: 0 34.38 0.00 2.66 2.40 1.31 59.25 Average: 1 18.73 0.00 1.90 2.17 0.98 76.22 Average: 2 17.58 0.00 2.48 1.75 1.03 77.15 Average: 3 9.36 0.00 1.28 3.66 0.86 84.84