---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8611 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 8.4G 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 499 3270 0 4206 7177 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:25:92:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85992sec preferred_lft 85992sec inet6 fe80::f816:3eff:fe25:923c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:73:4e:a7 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-8611) 11/09/25 _x86_64_ (4 CPU) 08:21:32 LINUX RESTART (4 CPU) 08:22:02 tps rtps wtps bread/s bwrtn/s 08:23:01 123.76 52.52 71.24 4053.28 27646.43 08:24:01 60.06 4.63 55.42 831.46 8368.74 08:25:01 212.28 8.75 203.53 1467.53 94817.66 08:26:01 28.99 0.00 28.99 0.00 14942.13 08:27:01 20.99 0.27 20.72 17.06 10509.41 08:28:01 19.83 0.40 19.43 32.79 1456.42 Average: 77.52 10.98 66.55 1058.61 26288.66 08:22:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:23:01 5806572 7377564 2360856 28.91 40016 1710156 1028084 11.16 621132 1565344 86612 08:24:01 5650216 7462192 2517212 30.82 59052 1917208 938464 10.18 560296 1752860 120764 08:25:01 2621676 7042152 5545752 67.90 101956 4356400 1524500 16.54 1236980 3940440 203636 08:26:01 1724668 6545904 6442760 78.88 103032 4740976 1553024 16.85 1967056 4091540 177464 08:27:01 3343128 7336740 4824300 59.07 104164 3959996 1099176 11.93 1031164 3464068 9192 08:28:01 3355120 7353300 4812308 58.92 106024 3962308 1076536 11.68 1021724 3461128 10868 Average: 3750230 7186309 4417198 54.08 85707 3441174 1203297 13.06 1073059 3045897 101423 08:22:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:23:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 08:23:01 ens3 411.34 225.67 1405.72 66.39 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 08:24:01 ens3 34.26 28.33 300.35 5.91 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 0.53 0.53 0.08 0.08 0.00 0.00 0.00 0.00 08:25:01 ens3 1384.92 372.35 10826.76 29.46 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:26:01 ens3 5.90 7.45 1.24 1.27 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:27:01 ens3 7.56 7.46 4.75 3.18 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:28:01 ens3 11.61 12.00 8.97 5.79 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 309.01 108.55 2093.46 18.53 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-8611) 11/09/25 _x86_64_ (4 CPU) 08:21:32 LINUX RESTART (4 CPU) 08:22:02 CPU %user %nice %system %iowait %steal %idle 08:23:01 all 22.06 0.00 1.91 5.24 1.80 68.99 08:23:01 0 20.16 0.00 1.57 8.00 1.49 68.78 08:23:01 1 10.47 0.00 1.66 4.80 1.32 81.76 08:23:01 2 40.94 0.00 2.45 3.62 2.29 50.69 08:23:01 3 16.72 0.00 1.93 4.52 2.12 74.71 08:24:01 all 20.32 0.00 1.54 2.03 1.11 74.99 08:24:01 0 12.06 0.00 1.48 6.12 0.86 79.47 08:24:01 1 20.69 0.00 1.34 0.80 0.99 76.18 08:24:01 2 29.86 0.00 2.08 0.35 1.56 66.16 08:24:01 3 18.65 0.00 1.30 0.88 1.05 78.12 08:25:01 all 23.45 0.00 9.43 4.83 1.88 60.41 08:25:01 0 19.81 0.00 7.34 6.73 1.73 64.39 08:25:01 1 19.93 0.00 6.29 1.57 1.57 70.64 08:25:01 2 30.45 0.00 11.42 1.22 1.99 54.91 08:25:01 3 23.64 0.00 12.64 9.84 2.24 51.64 08:26:01 all 89.87 0.00 6.26 0.02 2.74 1.10 08:26:01 0 89.00 0.00 7.09 0.03 2.73 1.15 08:26:01 1 90.82 0.00 5.41 0.05 2.60 1.12 08:26:01 2 90.20 0.00 6.08 0.00 2.72 1.00 08:26:01 3 89.44 0.00 6.48 0.00 2.93 1.15 08:27:01 all 74.66 0.00 3.45 0.28 2.09 19.52 08:27:01 0 72.78 0.00 2.65 0.10 1.78 22.69 08:27:01 1 74.09 0.00 3.50 0.82 2.30 19.30 08:27:01 2 81.89 0.00 3.95 0.20 2.18 11.78 08:27:01 3 69.86 0.00 3.71 0.02 2.11 24.30 08:28:01 all 21.31 0.00 1.11 0.66 0.77 76.16 08:28:01 0 4.39 0.00 0.75 1.56 0.43 92.87 08:28:01 1 1.87 0.00 0.42 0.35 0.15 97.22 08:28:01 2 64.46 0.00 2.44 0.22 1.94 30.95 08:28:01 3 14.61 0.00 0.85 0.50 0.57 83.48 Average: all 42.04 0.00 3.94 2.16 1.73 50.13 Average: 0 36.44 0.00 3.47 3.74 1.50 54.85 Average: 1 36.42 0.00 3.10 1.39 1.49 57.60 Average: 2 56.41 0.00 4.72 0.93 2.11 35.83 Average: 3 38.91 0.00 4.45 2.59 1.83 52.21