---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1541 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 144G 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 1756 27227 0 3183 29966 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:ab:8c:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:feab:8ca6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:00:91:82 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:ebff:fe00:9182/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1541) 12/27/25 _x86_64_ (8 CPU) 03:38:28 LINUX RESTART (8 CPU) 03:39:02 tps rtps wtps bread/s bwrtn/s 03:40:01 312.15 25.72 286.43 824.13 87491.34 03:41:01 201.58 44.44 157.14 2532.38 54028.33 03:42:01 52.91 10.78 42.13 730.94 6495.18 03:43:01 34.61 2.85 31.76 87.99 20820.00 Average: 149.64 20.93 128.71 1044.78 42019.28 03:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 30012148 31660224 2927072 8.89 74832 1878648 1464748 4.31 895388 1726832 240688 03:41:01 28295604 30484040 4643616 14.10 88676 2389768 2777036 8.17 2193152 2113100 77852 03:42:01 26264504 28579064 6674716 20.26 92564 2507860 4776664 14.05 4177864 2131168 212 03:43:01 27937136 30741108 5002084 15.19 94132 2987936 2197700 6.47 2408128 2229560 568 Average: 28127348 30366109 4811872 14.61 87551 2441053 2804037 8.25 2418633 2050165 79830 03:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 203.88 133.18 1369.58 40.63 0.00 0.00 0.00 0.00 03:40:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 ens3 676.67 501.68 5911.16 82.51 0.00 0.00 0.00 0.00 03:41:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 ens3 327.41 182.59 824.23 53.96 0.00 0.00 0.00 0.00 03:42:01 lo 19.50 19.50 8.97 8.97 0.00 0.00 0.00 0.00 03:42:01 docker0 0.38 0.53 0.07 0.05 0.00 0.00 0.00 0.00 03:42:01 vethb2d98b4 0.12 0.38 0.01 0.03 0.00 0.00 0.00 0.00 03:43:01 ens3 1245.54 564.61 837.67 423.77 0.00 0.00 0.00 0.00 03:43:01 lo 7.47 7.47 1.76 1.76 0.00 0.00 0.00 0.00 03:43:01 docker0 0.12 0.15 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 615.09 346.40 2239.28 150.68 0.00 0.00 0.00 0.00 Average: lo 7.19 7.19 2.74 2.74 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.17 0.02 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1541) 12/27/25 _x86_64_ (8 CPU) 03:38:28 LINUX RESTART (8 CPU) 03:39:02 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 9.95 0.00 0.84 4.82 0.04 84.34 03:40:01 0 2.98 0.00 0.41 25.89 0.03 70.69 03:40:01 1 4.07 0.00 0.32 0.00 0.03 95.57 03:40:01 2 2.73 0.00 0.24 0.14 0.02 96.88 03:40:01 3 21.56 0.00 1.47 1.56 0.07 75.33 03:40:01 4 1.63 0.00 0.46 0.15 0.00 97.76 03:40:01 5 18.74 0.00 2.17 7.99 0.08 71.02 03:40:01 6 11.13 0.00 0.63 2.34 0.05 85.85 03:40:01 7 16.77 0.00 1.02 0.56 0.03 81.61 03:41:01 all 20.75 0.00 1.17 2.92 0.07 75.08 03:41:01 0 19.88 0.00 1.01 8.93 0.07 70.11 03:41:01 1 14.92 0.00 1.64 0.83 0.08 82.53 03:41:01 2 23.17 0.00 1.02 0.68 0.05 75.08 03:41:01 3 20.58 0.00 1.65 5.18 0.07 72.52 03:41:01 4 19.81 0.00 0.71 1.04 0.07 78.37 03:41:01 5 23.82 0.00 0.84 4.92 0.07 70.36 03:41:01 6 20.67 0.00 1.29 0.85 0.07 77.13 03:41:01 7 23.12 0.00 1.25 1.03 0.07 74.53 03:42:01 all 35.10 0.00 1.01 0.32 0.07 63.49 03:42:01 0 28.72 0.00 0.94 0.68 0.07 69.60 03:42:01 1 31.23 0.00 0.80 0.07 0.08 67.82 03:42:01 2 37.39 0.00 1.00 1.00 0.07 60.54 03:42:01 3 42.79 0.00 1.74 0.37 0.08 55.02 03:42:01 4 30.10 0.00 0.80 0.08 0.07 68.94 03:42:01 5 28.97 0.00 0.75 0.33 0.07 69.87 03:42:01 6 36.56 0.00 1.16 0.03 0.07 62.18 03:42:01 7 45.09 0.00 0.90 0.02 0.08 53.91 03:43:01 all 20.33 0.00 1.15 0.77 0.05 77.70 03:43:01 0 20.02 0.00 1.53 0.08 0.07 78.30 03:43:01 1 28.67 0.00 0.87 0.00 0.03 70.43 03:43:01 2 31.65 0.00 1.82 0.17 0.07 66.30 03:43:01 3 8.66 0.00 1.80 4.21 0.05 85.28 03:43:01 4 20.90 0.00 0.77 0.02 0.05 78.26 03:43:01 5 8.87 0.00 0.63 1.09 0.03 89.37 03:43:01 6 18.04 0.00 0.87 0.00 0.05 81.04 03:43:01 7 25.77 0.00 0.90 0.60 0.07 72.66 Average: all 21.58 0.00 1.05 2.20 0.06 75.12 Average: 0 17.96 0.00 0.98 8.82 0.06 72.19 Average: 1 19.80 0.00 0.91 0.22 0.06 79.01 Average: 2 23.81 0.00 1.02 0.50 0.05 74.61 Average: 3 23.42 0.00 1.67 2.81 0.07 72.03 Average: 4 18.17 0.00 0.68 0.32 0.05 80.78 Average: 5 20.11 0.00 1.09 3.56 0.06 75.17 Average: 6 21.66 0.00 0.99 0.80 0.06 76.49 Average: 7 27.74 0.00 1.02 0.55 0.06 70.63