---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-13568 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 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 862 26595 0 4708 30848 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:a1:e1:ba brd ff:ff:ff:ff:ff:ff inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fea1:e1ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c4:d8:eb:05 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-13568) 11/18/25 _x86_64_ (8 CPU) 12:22:23 LINUX RESTART (8 CPU) 12:23:02 tps rtps wtps bread/s bwrtn/s 12:24:01 193.42 18.35 175.07 363.73 99345.33 12:25:01 202.90 16.93 185.97 1342.44 106828.60 12:26:01 9.82 0.03 9.78 3.60 11389.44 Average: 135.06 11.74 123.32 571.08 72371.29 12:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29717276 31410264 3221944 9.78 81432 1913356 1987268 5.85 1163036 1751244 135308 12:25:01 24694892 29386128 8244328 25.03 107028 4788188 7050344 20.74 3305548 4460944 338848 12:26:01 24623148 29317520 8316072 25.25 107112 4790356 6855516 20.17 3381668 4458688 568 Average: 26345105 30037971 6594115 20.02 98524 3830633 5297709 15.59 2616751 3556959 158241 12:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 12:24:01 ens3 138.35 109.27 1454.12 27.24 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 lo 5.18 5.18 0.69 0.69 0.00 0.00 0.00 0.00 12:25:01 veth57b5dd1 1.12 1.07 0.12 0.13 0.00 0.00 0.00 0.00 12:25:01 vethfa7c3d3 0.00 0.27 0.00 0.02 0.00 0.00 0.00 0.00 12:25:01 ens3 824.26 490.28 11224.24 84.87 0.00 0.00 0.00 0.00 12:26:01 lo 28.76 28.76 2.65 2.65 0.00 0.00 0.00 0.00 12:26:01 veth57b5dd1 60.06 49.89 5.71 8.93 0.00 0.00 0.00 0.00 12:26:01 vethfa7c3d3 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 ens3 345.84 215.60 74.21 70.77 0.00 0.00 0.00 0.00 Average: lo 11.85 11.85 1.17 1.17 0.00 0.00 0.00 0.00 Average: veth57b5dd1 20.50 17.08 1.95 3.04 0.00 0.00 0.00 0.00 Average: vethfa7c3d3 0.00 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 437.81 272.62 4266.48 61.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-13568) 11/18/25 _x86_64_ (8 CPU) 12:22:23 LINUX RESTART (8 CPU) 12:23:02 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 12.15 0.00 0.82 1.88 0.04 85.10 12:24:01 0 5.15 0.00 0.31 0.15 0.02 94.37 12:24:01 1 18.63 0.00 0.98 0.25 0.05 80.08 12:24:01 2 44.79 0.00 2.51 1.13 0.08 51.49 12:24:01 3 12.08 0.00 1.43 0.36 0.03 86.10 12:24:01 4 9.52 0.00 0.29 0.03 0.03 90.12 12:24:01 5 4.14 0.00 0.25 0.15 0.02 95.44 12:24:01 6 2.15 0.00 0.43 5.50 0.03 91.89 12:24:01 7 0.58 0.00 0.34 7.50 0.09 91.49 12:25:01 all 25.60 0.00 4.24 1.70 0.07 68.39 12:25:01 0 27.59 0.00 4.30 0.47 0.08 67.56 12:25:01 1 28.26 0.00 3.99 0.35 0.07 67.32 12:25:01 2 33.03 0.00 3.23 1.05 0.07 62.63 12:25:01 3 24.76 0.00 5.11 0.08 0.07 69.98 12:25:01 4 21.15 0.00 4.70 0.08 0.07 74.00 12:25:01 5 29.55 0.00 5.03 9.12 0.08 56.21 12:25:01 6 22.63 0.00 3.31 0.25 0.05 73.76 12:25:01 7 17.80 0.00 4.26 2.28 0.07 75.60 12:26:01 all 2.10 0.00 0.62 0.09 0.05 97.15 12:26:01 0 2.63 0.00 0.55 0.00 0.05 96.77 12:26:01 1 2.26 0.00 0.63 0.03 0.07 97.01 12:26:01 2 1.99 0.00 0.77 0.00 0.07 97.17 12:26:01 3 2.56 0.00 0.59 0.00 0.05 96.81 12:26:01 4 1.65 0.00 0.50 0.00 0.03 97.81 12:26:01 5 1.67 0.00 0.60 0.00 0.05 97.68 12:26:01 6 1.94 0.00 0.52 0.02 0.05 97.48 12:26:01 7 2.07 0.00 0.75 0.60 0.05 96.52 Average: all 13.25 0.00 1.89 1.22 0.06 83.58 Average: 0 11.79 0.00 1.72 0.21 0.05 86.24 Average: 1 16.35 0.00 1.87 0.21 0.06 81.50 Average: 2 26.50 0.00 2.16 0.72 0.07 70.54 Average: 3 13.12 0.00 2.37 0.15 0.05 84.31 Average: 4 10.75 0.00 1.83 0.04 0.04 87.34 Average: 5 11.74 0.00 1.96 3.08 0.05 83.17 Average: 6 8.90 0.00 1.42 1.91 0.04 87.73 Average: 7 6.82 0.00 1.78 3.44 0.07 87.89