---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-3742 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 712K 3.2G 1% /run /dev/vda1 155G 13G 143G 8% / 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 871 26583 0 4712 30839 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:c9:0d:fa brd ff:ff:ff:ff:ff:ff inet 10.30.106.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fec9:dfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:39:fa:b7 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-3742) 10/19/25 _x86_64_ (8 CPU) 12:22:24 LINUX RESTART (8 CPU) 12:23:02 tps rtps wtps bread/s bwrtn/s 12:24:01 289.09 29.44 259.65 984.92 19330.55 12:25:01 142.83 21.35 121.48 815.86 24962.77 12:26:01 119.13 6.00 113.13 830.00 101105.68 12:27:01 37.18 0.50 36.68 46.26 12243.56 Average: 146.46 14.26 132.20 667.94 39494.65 12:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29987736 31645180 2951484 8.96 74924 1888344 1430512 4.21 910876 1736500 226472 12:25:01 25555264 29841088 7383956 22.42 103864 4408908 3663740 10.78 2798088 4151780 2358244 12:26:01 24607676 29304152 8331544 25.29 107020 4792768 7072416 20.81 3388640 4462728 552 12:27:01 27245568 31599904 5693652 17.29 109200 4464212 1471704 4.33 1145120 4108616 11260 Average: 26849061 30597581 6090159 18.49 98752 3888558 3409593 10.03 2060681 3614906 649132 12:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 ens3 192.53 144.13 1458.47 54.70 0.00 0.00 0.00 0.00 12:24:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 ens3 901.85 594.87 11485.59 123.77 0.00 0.00 0.00 0.00 12:25:01 lo 4.22 4.22 0.58 0.58 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 veth5e1d821 18.43 29.60 4.28 2.53 0.00 0.00 0.00 0.00 12:26:01 vethece07fa 0.00 0.22 0.00 0.01 0.00 0.00 0.00 0.00 12:26:01 veth4d9dde0 0.15 0.38 0.01 0.03 0.00 0.00 0.00 0.00 12:26:01 ens3 134.39 99.55 92.00 28.84 0.00 0.00 0.00 0.00 12:27:01 ens3 311.21 220.73 97.38 80.45 0.00 0.00 0.00 0.00 12:27:01 lo 44.21 44.21 4.15 4.15 0.00 0.00 0.00 0.00 12:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 385.80 265.32 3290.99 72.01 0.00 0.00 0.00 0.00 Average: lo 10.13 10.13 0.96 0.96 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-3742) 10/19/25 _x86_64_ (8 CPU) 12:22:24 LINUX RESTART (8 CPU) 12:23:02 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 10.69 0.00 0.90 2.37 0.09 85.94 12:24:01 0 3.20 0.00 0.41 0.12 0.02 96.25 12:24:01 1 1.58 0.00 1.10 3.91 0.03 93.37 12:24:01 2 6.37 0.00 1.09 8.01 0.07 84.47 12:24:01 3 2.85 0.00 0.39 0.12 0.02 96.62 12:24:01 4 17.33 0.00 0.79 4.15 0.47 77.25 12:24:01 5 28.40 0.00 1.92 1.70 0.05 67.93 12:24:01 6 18.98 0.00 0.90 0.87 0.03 79.22 12:24:01 7 6.78 0.00 0.59 0.14 0.00 92.49 12:25:01 all 27.00 0.00 3.56 1.08 0.08 68.28 12:25:01 0 25.75 0.00 3.76 0.30 0.08 70.10 12:25:01 1 33.40 0.00 4.72 1.08 0.08 60.72 12:25:01 2 24.69 0.00 3.46 4.78 0.10 66.97 12:25:01 3 31.02 0.00 3.81 0.07 0.08 65.02 12:25:01 4 27.17 0.00 2.61 0.67 0.08 69.46 12:25:01 5 28.59 0.00 4.13 0.86 0.08 66.34 12:25:01 6 24.62 0.00 2.64 0.08 0.05 72.61 12:25:01 7 20.77 0.00 3.35 0.82 0.07 75.00 12:26:01 all 4.86 0.00 1.23 5.05 0.05 88.81 12:26:01 0 4.42 0.00 1.15 1.94 0.03 92.46 12:26:01 1 3.69 0.00 1.00 0.79 0.05 94.47 12:26:01 2 5.42 0.00 0.98 7.03 0.05 86.52 12:26:01 3 4.23 0.00 0.97 1.07 0.07 93.66 12:26:01 4 4.94 0.00 1.52 0.77 0.03 92.73 12:26:01 5 7.12 0.00 1.39 0.15 0.05 91.29 12:26:01 6 4.96 0.00 1.10 0.12 0.05 93.77 12:26:01 7 4.07 0.00 1.73 28.69 0.08 65.42 12:27:01 all 7.26 0.00 1.01 0.70 0.04 90.99 12:27:01 0 7.22 0.00 1.32 0.05 0.03 91.38 12:27:01 1 3.47 0.00 0.77 0.00 0.03 95.73 12:27:01 2 3.21 0.00 0.62 3.32 0.03 92.82 12:27:01 3 15.13 0.00 1.25 0.15 0.07 83.40 12:27:01 4 2.82 0.00 0.77 0.08 0.05 96.27 12:27:01 5 3.19 0.00 0.95 0.47 0.05 95.34 12:27:01 6 4.81 0.00 1.35 1.24 0.03 92.57 12:27:01 7 18.27 0.00 1.07 0.25 0.03 80.37 Average: all 12.43 0.00 1.67 2.30 0.07 83.53 Average: 0 10.14 0.00 1.66 0.60 0.04 87.56 Average: 1 10.53 0.00 1.90 1.43 0.05 86.09 Average: 2 9.92 0.00 1.54 5.78 0.06 82.71 Average: 3 13.33 0.00 1.61 0.35 0.06 84.65 Average: 4 13.02 0.00 1.42 1.41 0.16 83.98 Average: 5 16.75 0.00 2.09 0.79 0.06 80.30 Average: 6 13.28 0.00 1.50 0.58 0.04 84.60 Average: 7 12.50 0.00 1.69 7.48 0.05 78.30