---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14943 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 876 26580 0 4710 30835 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:a6:78:6f brd ff:ff:ff:ff:ff:ff inet 10.30.106.224/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fea6:786f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:06:e3:6c 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-14943) 11/24/25 _x86_64_ (8 CPU) 12:22:53 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:01 420.90 74.00 346.89 5329.78 126895.92 12:25:01 191.93 21.18 170.75 799.07 76536.84 12:26:01 125.43 6.68 118.75 846.39 93449.49 12:27:01 25.86 0.50 25.36 44.26 1748.38 Average: 191.03 25.59 165.44 1754.87 74657.66 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 30178660 31704744 2760552 8.38 66656 1772680 1343032 3.95 842764 1631196 156460 12:25:01 27953116 30034520 4986096 15.14 87724 2285244 3490452 10.27 2615364 2032156 237548 12:26:01 24645324 29338860 8293888 25.18 107084 4789900 7156888 21.06 3358312 4459660 560 12:27:01 27160128 31514000 5779084 17.54 109256 4462984 1518024 4.47 1234668 4107956 32276 Average: 27484307 30648031 5454905 16.56 92680 3327702 3377099 9.94 2012777 3057742 106711 12:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 lo 2.00 2.00 0.22 0.22 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 12:24:01 ens3 417.21 277.37 1687.65 77.25 0.00 0.00 0.00 0.00 12:25:01 lo 2.77 2.77 0.46 0.46 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 12:25:01 ens3 544.51 368.99 4261.29 76.00 0.00 0.00 0.00 0.00 12:26:01 veth62f6e5e 16.61 26.41 4.05 2.26 0.00 0.00 0.00 0.00 12:26:01 veth2971f4c 30.88 25.93 2.94 4.82 0.00 0.00 0.00 0.00 12:26:01 veth401dbd0 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:26:01 lo 16.43 16.43 1.53 1.53 0.00 0.00 0.00 0.00 12:27:01 lo 19.00 19.00 1.64 1.64 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 12:27:01 ens3 2014.65 1331.74 13624.80 326.72 0.00 0.00 0.00 0.00 Average: lo 10.05 10.05 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 Average: ens3 502.97 331.93 3406.07 81.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14943) 11/24/25 _x86_64_ (8 CPU) 12:22:53 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 9.64 0.00 1.31 2.42 0.04 86.59 12:24:01 0 4.52 0.00 1.07 4.65 0.03 89.73 12:24:01 1 17.28 0.00 1.45 0.72 0.05 80.49 12:24:01 2 15.87 0.00 1.54 6.80 0.08 75.70 12:24:01 3 20.85 0.00 1.94 1.32 0.05 75.84 12:24:01 4 7.16 0.00 1.70 0.18 0.02 90.94 12:24:01 5 3.06 0.00 0.67 1.50 0.03 94.74 12:24:01 6 5.99 0.00 1.50 3.71 0.02 88.78 12:24:01 7 2.50 0.00 0.55 0.52 0.03 96.40 12:25:01 all 24.38 0.00 1.50 0.99 0.06 73.06 12:25:01 0 18.15 0.00 1.46 1.62 0.05 78.72 12:25:01 1 33.96 0.00 2.31 2.79 0.07 60.87 12:25:01 2 16.68 0.00 1.59 2.18 0.05 79.50 12:25:01 3 22.24 0.00 1.49 0.65 0.10 75.52 12:25:01 4 34.34 0.00 1.82 0.50 0.05 63.29 12:25:01 5 23.33 0.00 0.84 0.02 0.05 75.77 12:25:01 6 23.54 0.00 0.95 0.03 0.05 75.43 12:25:01 7 22.80 0.00 1.56 0.10 0.07 75.48 12:26:01 all 10.76 0.00 3.90 1.05 0.08 84.21 12:26:01 0 10.27 0.00 4.81 0.32 0.08 84.52 12:26:01 1 9.12 0.00 2.70 0.15 0.08 87.94 12:26:01 2 13.49 0.00 3.04 0.12 0.08 83.27 12:26:01 3 11.03 0.00 3.30 0.03 0.07 85.57 12:26:01 4 11.00 0.00 3.87 6.69 0.08 78.35 12:26:01 5 10.25 0.00 5.55 0.47 0.08 83.65 12:26:01 6 10.93 0.00 4.98 0.10 0.08 83.90 12:26:01 7 9.99 0.00 2.98 0.52 0.07 86.44 12:27:01 all 6.76 0.00 0.98 0.11 0.05 92.10 12:27:01 0 5.37 0.00 1.29 0.02 0.05 93.28 12:27:01 1 16.51 0.00 1.48 0.08 0.05 81.88 12:27:01 2 2.34 0.00 0.82 0.07 0.07 96.71 12:27:01 3 3.17 0.00 0.43 0.00 0.02 96.38 12:27:01 4 7.76 0.00 0.82 0.05 0.05 91.32 12:27:01 5 11.55 0.00 1.15 0.03 0.07 87.20 12:27:01 6 3.52 0.00 0.63 0.03 0.05 95.76 12:27:01 7 3.87 0.00 1.22 0.63 0.03 94.24 Average: all 12.89 0.00 1.92 1.14 0.06 84.00 Average: 0 9.57 0.00 2.15 1.66 0.05 86.57 Average: 1 19.23 0.00 1.99 0.94 0.06 77.79 Average: 2 12.09 0.00 1.75 2.29 0.07 83.81 Average: 3 14.32 0.00 1.79 0.50 0.06 83.33 Average: 4 15.06 0.00 2.05 1.84 0.05 81.00 Average: 5 12.05 0.00 2.04 0.51 0.06 85.34 Average: 6 10.99 0.00 2.01 0.97 0.05 85.98 Average: 7 9.78 0.00 1.57 0.44 0.05 88.15