---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20702 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: 2799.998 BogoMIPS: 5599.99 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 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 861 28927 0 2378 30877 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:11:b3:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86217sec preferred_lft 86217sec inet6 fe80::f816:3eff:fe11:b3be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:59:8a:bc 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-20702) 12/13/25 _x86_64_ (8 CPU) 23:26:22 LINUX RESTART (8 CPU) 23:27:01 tps rtps wtps bread/s bwrtn/s 23:28:01 164.72 17.65 147.08 306.88 76938.38 23:29:01 132.92 8.88 124.04 570.11 60889.02 Average: 148.82 13.26 135.55 438.52 68912.36 23:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:28:01 29524252 31292792 3414968 10.37 80844 1988772 2145972 6.31 1274500 1828616 181348 23:29:01 29553104 31554988 3386116 10.28 88132 2208052 1478800 4.35 1085208 1974832 118932 Average: 29538678 31423890 3400542 10.32 84488 2098412 1812386 5.33 1179854 1901724 150140 23:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 23:28:01 ens3 173.84 130.53 2459.75 25.25 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:29:01 ens3 321.79 229.69 1725.71 56.09 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: lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 247.83 180.11 2092.67 40.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-20702) 12/13/25 _x86_64_ (8 CPU) 23:26:22 LINUX RESTART (8 CPU) 23:27:01 CPU %user %nice %system %iowait %steal %idle 23:28:01 all 12.37 0.00 0.80 1.67 0.04 85.13 23:28:01 0 5.37 0.00 0.38 0.03 0.02 94.20 23:28:01 1 6.30 0.00 0.89 0.23 0.03 92.54 23:28:01 2 3.98 0.00 0.28 0.02 0.02 95.70 23:28:01 3 28.18 0.00 1.45 3.53 0.05 66.79 23:28:01 4 22.59 0.00 0.90 0.32 0.03 76.16 23:28:01 5 6.19 0.00 0.85 4.22 0.07 88.67 23:28:01 6 11.03 0.00 0.62 3.88 0.05 84.43 23:28:01 7 15.29 0.00 0.95 1.12 0.03 82.61 23:29:01 all 19.69 0.00 1.01 0.84 0.05 78.41 23:29:01 0 10.02 0.00 0.70 0.12 0.05 89.11 23:29:01 1 36.59 0.00 2.75 0.68 0.07 59.91 23:29:01 2 26.12 0.00 0.75 0.07 0.03 73.04 23:29:01 3 23.06 0.00 0.88 0.03 0.03 75.99 23:29:01 4 12.89 0.00 0.85 0.15 0.05 86.06 23:29:01 5 16.51 0.00 0.55 4.80 0.03 78.10 23:29:01 6 17.03 0.00 1.17 0.88 0.05 80.86 23:29:01 7 15.24 0.00 0.45 0.03 0.03 84.24 Average: all 16.03 0.00 0.90 1.26 0.04 81.77 Average: 0 7.69 0.00 0.54 0.08 0.03 91.66 Average: 1 21.48 0.00 1.82 0.46 0.05 76.18 Average: 2 15.07 0.00 0.52 0.04 0.02 84.35 Average: 3 25.62 0.00 1.17 1.78 0.04 71.39 Average: 4 17.74 0.00 0.88 0.23 0.04 81.11 Average: 5 11.36 0.00 0.70 4.51 0.05 83.38 Average: 6 14.03 0.00 0.89 2.38 0.05 82.64 Average: 7 15.26 0.00 0.70 0.58 0.03 83.43