---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-807 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 14G 142G 9% / 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 867 25083 0 6215 30844 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:f6:62:83 brd ff:ff:ff:ff:ff:ff inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fef6:6283/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:02:da:c3 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:b7ff:fe02:dac3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-807) 12/22/25 _x86_64_ (8 CPU) 14:20:29 LINUX RESTART (8 CPU) 14:21:01 tps rtps wtps bread/s bwrtn/s 14:22:01 343.74 29.11 314.63 1982.07 83861.49 14:23:01 269.17 2.43 266.73 370.40 106007.33 14:24:01 411.25 0.23 411.01 12.00 103030.69 Average: 341.39 10.59 330.80 788.18 97632.71 14:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:22:01 30023528 31722400 2915692 8.85 75568 1928716 1457288 4.29 865292 1750240 256184 14:23:01 27352768 31633860 5586452 16.96 130040 4321200 1673220 4.92 1083172 4015776 1148036 14:24:01 25886284 31608296 7052936 21.41 222136 5494256 1604128 4.72 1291576 5085540 101224 Average: 27754193 31654852 5185027 15.74 142581 3914724 1578212 4.64 1080013 3617185 501815 14:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:22:01 lo 3.33 3.33 0.39 0.39 0.00 0.00 0.00 0.00 14:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:22:01 ens3 133.26 91.88 1439.90 31.57 0.00 0.00 0.00 0.00 14:23:01 lo 1.73 1.73 0.25 0.25 0.00 0.00 0.00 0.00 14:23:01 docker0 26.13 38.55 2.32 355.70 0.00 0.00 0.00 0.00 14:23:01 ens3 926.82 476.27 11629.39 33.66 0.00 0.00 0.00 0.00 14:24:01 lo 0.47 0.47 0.07 0.07 0.00 0.00 0.00 0.00 14:24:01 veth7a36387 21.73 45.59 1.57 685.30 0.00 0.00 0.00 0.06 14:24:01 docker0 90.63 145.84 5.84 1555.50 0.00 0.00 0.00 0.00 14:24:01 ens3 347.13 203.60 4178.20 16.99 0.00 0.00 0.00 0.00 Average: lo 1.84 1.84 0.24 0.24 0.00 0.00 0.00 0.00 Average: veth7a36387 7.24 15.20 0.52 228.45 0.00 0.00 0.00 0.02 Average: docker0 38.92 61.47 2.72 637.08 0.00 0.00 0.00 0.00 Average: ens3 469.04 257.24 5748.84 27.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-807) 12/22/25 _x86_64_ (8 CPU) 14:20:29 LINUX RESTART (8 CPU) 14:21:01 CPU %user %nice %system %iowait %steal %idle 14:22:01 all 10.28 0.00 0.98 2.52 0.04 86.18 14:22:01 0 2.77 0.00 0.49 0.10 0.02 96.62 14:22:01 1 8.84 0.00 0.97 1.38 0.03 88.77 14:22:01 2 34.42 0.00 2.05 1.00 0.05 62.47 14:22:01 3 13.75 0.00 1.25 0.25 0.02 84.74 14:22:01 4 1.67 0.00 0.27 5.00 0.07 92.99 14:22:01 5 14.40 0.00 1.10 0.87 0.03 83.60 14:22:01 6 5.07 0.00 0.52 0.02 0.03 94.36 14:22:01 7 1.30 0.00 1.24 11.66 0.03 85.76 14:23:01 all 23.39 0.00 5.24 1.85 0.07 69.45 14:23:01 0 25.56 0.00 4.45 0.10 0.07 69.82 14:23:01 1 23.13 0.00 6.41 0.07 0.07 70.32 14:23:01 2 25.44 0.00 5.49 1.61 0.07 67.39 14:23:01 3 21.82 0.00 3.97 0.95 0.08 73.17 14:23:01 4 21.86 0.00 5.44 0.82 0.05 71.82 14:23:01 5 22.74 0.00 6.03 7.69 0.08 63.47 14:23:01 6 24.78 0.00 5.40 0.14 0.07 69.61 14:23:01 7 21.78 0.00 4.70 3.46 0.07 69.99 14:24:01 all 23.64 0.00 4.92 1.92 0.07 69.46 14:24:01 0 22.72 0.00 4.49 0.05 0.05 72.68 14:24:01 1 22.77 0.00 4.42 0.02 0.07 72.72 14:24:01 2 24.98 0.00 4.01 0.81 0.07 70.12 14:24:01 3 24.17 0.00 4.17 0.62 0.07 70.96 14:24:01 4 22.16 0.00 5.28 0.19 0.05 72.33 14:24:01 5 25.73 0.00 8.19 10.86 0.08 55.13 14:24:01 6 25.09 0.00 4.71 1.71 0.07 68.43 14:24:01 7 21.53 0.00 4.02 1.10 0.08 73.27 Average: all 19.06 0.00 3.70 2.10 0.06 75.08 Average: 0 16.91 0.00 3.13 0.08 0.04 79.83 Average: 1 18.22 0.00 3.92 0.49 0.06 77.31 Average: 2 28.31 0.00 3.85 1.14 0.06 66.65 Average: 3 19.89 0.00 3.12 0.61 0.06 76.33 Average: 4 15.20 0.00 3.66 2.01 0.06 79.08 Average: 5 20.93 0.00 5.09 6.45 0.07 67.47 Average: 6 18.25 0.00 3.53 0.62 0.06 77.54 Average: 7 14.82 0.00 3.31 5.43 0.06 76.38