---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9021 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 11G 8.5G 57% / 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 512 3229 0 4234 7164 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:12:91:5e brd ff:ff:ff:ff:ff:ff inet 10.32.6.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe12:915e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:11:fc:6c 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-9021) 08/23/26 _x86_64_ (4 CPU) 14:10:44 LINUX RESTART (4 CPU) 14:11:01 tps rtps wtps bread/s bwrtn/s 14:12:01 159.04 69.41 89.64 5597.60 40263.31 14:13:01 56.56 0.10 56.46 20.26 9411.63 14:14:01 200.47 13.81 186.66 2294.99 73191.67 14:15:01 72.23 0.35 71.88 17.99 14555.01 Average: 122.08 20.91 101.16 1982.66 34357.82 14:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:12:01 5890384 7420296 2277044 27.88 37968 1671784 985004 10.69 577680 1528684 60200 14:13:01 5599320 7364276 2568108 31.44 55996 1877200 1023416 11.10 643104 1730676 69572 14:14:01 3563576 7392208 4603852 56.37 121188 3732656 1157684 12.56 787136 3441960 220504 14:15:01 3305832 7332028 4861596 59.52 127280 3909408 1057896 11.48 1031148 3438924 28228 Average: 4589778 7377202 3577650 43.80 85608 2797762 1056000 11.46 759767 2535061 94626 14:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:12:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:01 ens3 415.36 228.48 1137.20 66.38 0.00 0.00 0.00 0.00 14:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:13:01 ens3 37.71 30.46 783.56 4.48 0.00 0.00 0.00 0.00 14:14:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 14:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:01 ens3 497.18 354.24 8332.92 31.45 0.00 0.00 0.00 0.00 14:15:01 lo 2.27 2.27 0.19 0.19 0.00 0.00 0.00 0.00 14:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 ens3 95.03 137.30 304.28 716.87 0.00 0.00 0.00 0.00 Average: lo 1.47 1.47 0.13 0.13 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 261.34 187.63 2639.87 204.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9021) 08/23/26 _x86_64_ (4 CPU) 14:10:44 LINUX RESTART (4 CPU) 14:11:01 CPU %user %nice %system %iowait %steal %idle 14:12:01 all 20.54 0.00 3.01 5.37 1.72 69.36 14:12:01 0 25.33 0.00 2.55 4.39 1.65 66.08 14:12:01 1 13.43 0.00 4.16 5.89 1.63 74.89 14:12:01 2 17.67 0.00 2.84 1.58 1.84 76.07 14:12:01 3 25.75 0.00 2.46 9.62 1.73 60.44 14:13:01 all 19.89 0.00 1.16 1.90 1.10 75.96 14:13:01 0 32.76 0.00 1.65 0.15 1.25 64.19 14:13:01 1 17.70 0.00 0.78 0.56 1.26 79.69 14:13:01 2 4.50 0.00 0.51 0.63 0.88 93.48 14:13:01 3 24.66 0.00 1.68 6.27 1.02 66.37 14:14:01 all 22.40 0.00 8.06 4.16 1.88 63.50 14:14:01 0 15.53 0.00 7.61 5.13 1.55 70.18 14:14:01 1 25.85 0.00 9.17 4.17 1.88 58.93 14:14:01 2 29.40 0.00 7.91 1.73 2.22 58.74 14:14:01 3 18.82 0.00 7.58 5.61 1.87 66.12 14:15:01 all 26.74 0.00 2.60 1.74 1.24 67.68 14:15:01 0 32.18 0.00 2.44 1.92 1.37 62.10 14:15:01 1 19.87 0.00 2.42 1.48 1.00 75.23 14:15:01 2 41.85 0.00 3.19 0.33 1.70 52.92 14:15:01 3 13.11 0.00 2.32 3.24 0.88 80.45 Average: all 22.39 0.00 3.69 3.29 1.48 69.15 Average: 0 26.50 0.00 3.54 2.89 1.45 65.62 Average: 1 19.18 0.00 4.11 3.02 1.44 72.25 Average: 2 23.30 0.00 3.59 1.07 1.66 70.38 Average: 3 20.60 0.00 3.50 6.19 1.37 68.34