---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-34434 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 847 28228 0 3090 30878 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a6:72:d5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.163/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fea6:72d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:e4:2f:21 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 inet6 fe80::42:f9ff:fee4:2f21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-34434) 08/11/25 _x86_64_ (8 CPU) 07:58:12 LINUX RESTART (8 CPU) 07:59:01 tps rtps wtps bread/s bwrtn/s 08:00:01 172.96 34.77 138.19 1709.56 76439.99 08:01:01 170.90 19.63 151.27 1417.76 56531.51 08:02:01 30.39 4.08 26.31 163.57 3717.38 Average: 124.76 19.50 105.26 1097.00 45564.67 07:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 29786304 31514668 3152916 9.57 78656 1953396 1566616 4.61 1046744 1797588 181256 08:01:01 27718840 29881816 5220380 15.85 90432 2362776 3608888 10.62 2856464 2019480 8684 08:02:01 27729628 30431048 5209592 15.82 93372 2889420 3068300 9.03 2554260 2288572 434628 Average: 28411591 30609177 4527629 13.75 87487 2401864 2747935 8.09 2152489 2035213 208189 07:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 ens3 174.69 126.94 1395.84 18.74 0.00 0.00 0.00 0.00 08:01:01 lo 1.68 1.68 0.23 0.23 0.00 0.00 0.00 0.00 08:01:01 docker0 0.08 0.15 0.00 0.01 0.00 0.00 0.00 0.00 08:01:01 veth065e707 0.08 0.20 0.01 0.02 0.00 0.00 0.00 0.00 08:01:01 ens3 418.68 332.33 4670.65 45.20 0.00 0.00 0.00 0.00 08:02:01 lo 24.80 24.80 10.26 10.26 0.00 0.00 0.00 0.00 08:02:01 docker0 0.42 0.53 0.07 0.05 0.00 0.00 0.00 0.00 08:02:01 veth065e707 0.10 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:02:01 ens3 118.33 66.86 753.83 25.83 0.00 0.00 0.00 0.00 Average: lo 9.31 9.31 3.55 3.55 0.00 0.00 0.00 0.00 Average: docker0 0.17 0.23 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth065e707 0.06 0.16 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 237.23 175.37 2273.39 29.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-34434) 08/11/25 _x86_64_ (8 CPU) 07:58:12 LINUX RESTART (8 CPU) 07:59:01 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 11.61 0.00 0.86 4.32 0.04 83.18 08:00:01 0 28.98 0.00 2.37 3.20 0.08 65.37 08:00:01 1 10.75 0.00 0.92 0.53 0.03 87.76 08:00:01 2 9.24 0.00 0.62 0.95 0.03 89.16 08:00:01 3 8.01 0.00 0.53 0.28 0.03 91.14 08:00:01 4 3.61 0.00 0.53 24.92 0.03 70.90 08:00:01 5 4.37 0.00 0.23 0.32 0.02 95.06 08:00:01 6 1.00 0.00 0.15 0.07 0.02 98.77 08:00:01 7 26.90 0.00 1.55 4.35 0.07 67.13 08:01:01 all 31.18 0.00 1.62 2.65 0.07 64.48 08:01:01 0 18.32 0.00 1.09 0.43 0.03 80.13 08:01:01 1 41.64 0.00 1.82 1.09 0.10 55.35 08:01:01 2 33.38 0.00 0.58 0.20 0.07 65.77 08:01:01 3 22.24 0.00 1.36 6.16 0.07 70.18 08:01:01 4 35.92 0.00 2.16 6.12 0.07 55.73 08:01:01 5 44.66 0.00 4.11 2.37 0.12 48.74 08:01:01 6 20.34 0.00 1.02 0.89 0.05 77.70 08:01:01 7 32.93 0.00 0.82 3.96 0.07 62.22 08:02:01 all 28.22 0.00 1.24 0.19 0.07 70.28 08:02:01 0 25.25 0.00 1.13 0.00 0.07 73.55 08:02:01 1 30.59 0.00 1.02 0.02 0.08 68.29 08:02:01 2 38.07 0.00 2.71 0.05 0.07 59.10 08:02:01 3 20.03 0.00 1.00 0.12 0.05 78.80 08:02:01 4 26.09 0.00 0.95 0.25 0.07 72.64 08:02:01 5 35.46 0.00 1.19 0.99 0.07 62.31 08:02:01 6 25.57 0.00 0.84 0.02 0.07 73.51 08:02:01 7 24.74 0.00 1.04 0.08 0.05 74.09 Average: all 23.66 0.00 1.24 2.39 0.06 72.65 Average: 0 24.19 0.00 1.53 1.21 0.06 73.01 Average: 1 27.66 0.00 1.25 0.55 0.07 70.47 Average: 2 26.88 0.00 1.30 0.40 0.06 71.36 Average: 3 16.75 0.00 0.96 2.18 0.05 80.05 Average: 4 21.87 0.00 1.22 10.44 0.06 66.42 Average: 5 28.15 0.00 1.84 1.23 0.07 68.72 Average: 6 15.61 0.00 0.67 0.32 0.04 83.35 Average: 7 28.19 0.00 1.14 2.80 0.06 67.81