---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14576 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: 2800.000 BogoMIPS: 5600.00 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 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 26525 0 4774 30843 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:9f:9a:9a brd ff:ff:ff:ff:ff:ff inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe9f:9a9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:06:79:cd 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-14576) 11/22/25 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 17:12:01 tps rtps wtps bread/s bwrtn/s 17:13:01 238.89 35.21 203.68 963.97 74145.11 17:14:01 144.29 7.30 136.99 514.18 65143.68 17:15:01 109.72 7.05 102.67 837.06 80997.57 17:16:01 26.78 0.85 25.93 90.78 12795.60 Average: 129.92 12.60 117.32 601.50 58270.49 17:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:13:01 29865004 31546588 3074216 9.33 77352 1907572 1982340 5.83 1017796 1748556 198540 17:14:01 27152132 30231844 5787088 17.57 101932 3239164 3255556 9.58 2406680 2983548 1119196 17:15:01 24802948 29567764 8136272 24.70 106860 4859220 6861096 20.19 3124564 4530420 339504 17:16:01 27189836 31615896 5749384 17.45 108260 4533992 1445440 4.25 1123536 4184028 31748 Average: 27252480 30740523 5686740 17.26 98601 3634987 3386108 9.96 1918144 3361638 422247 17:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 ens3 110.03 77.59 1300.86 28.16 0.00 0.00 0.00 0.00 17:13:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 ens3 894.72 561.04 12375.33 97.40 0.00 0.00 0.00 0.00 17:14:01 lo 4.32 4.32 0.59 0.59 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 veth443431b 0.15 0.38 0.01 0.02 0.00 0.00 0.00 0.00 17:15:01 ens3 95.12 57.67 76.42 17.68 0.00 0.00 0.00 0.00 17:15:01 vethdef53fa 12.98 20.06 3.30 1.73 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 ens3 480.74 279.47 117.29 100.91 0.00 0.00 0.00 0.00 17:16:01 lo 43.14 43.14 4.09 4.09 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: ens3 395.15 243.94 3467.48 61.04 0.00 0.00 0.00 0.00 Average: lo 9.80 9.80 0.94 0.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14576) 11/22/25 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 17:12:01 CPU %user %nice %system %iowait %steal %idle 17:13:01 all 11.03 0.00 0.78 3.68 0.04 84.48 17:13:01 0 1.69 0.00 0.37 1.32 0.02 96.61 17:13:01 1 27.33 0.00 1.60 0.97 0.05 70.05 17:13:01 2 4.22 0.00 0.22 0.02 0.02 95.53 17:13:01 3 4.09 0.00 0.67 11.89 0.03 83.32 17:13:01 4 26.36 0.00 1.38 1.05 0.05 71.16 17:13:01 5 17.44 0.00 1.07 0.78 0.03 80.67 17:13:01 6 2.57 0.00 0.30 3.74 0.05 93.34 17:13:01 7 4.37 0.00 0.60 9.75 0.07 85.21 17:14:01 all 21.86 0.00 2.40 6.68 0.08 68.98 17:14:01 0 15.46 0.00 3.41 2.46 0.07 78.59 17:14:01 1 15.60 0.00 2.18 16.59 0.08 65.56 17:14:01 2 31.52 0.00 2.04 2.01 0.08 64.34 17:14:01 3 24.65 0.00 2.67 11.12 0.07 61.49 17:14:01 4 22.63 0.00 2.07 0.97 0.08 74.25 17:14:01 5 21.35 0.00 2.28 1.02 0.07 75.28 17:14:01 6 21.09 0.00 2.29 13.67 0.08 62.87 17:14:01 7 22.61 0.00 2.25 5.58 0.08 69.47 17:15:01 all 7.03 0.00 2.16 5.95 0.06 84.80 17:15:01 0 5.20 0.00 1.71 0.28 0.05 92.76 17:15:01 1 5.97 0.00 2.45 0.02 0.12 91.45 17:15:01 2 7.80 0.00 2.45 0.05 0.05 89.64 17:15:01 3 7.58 0.00 2.73 0.39 0.05 89.25 17:15:01 4 8.18 0.00 1.58 9.59 0.05 80.60 17:15:01 5 6.89 0.00 2.81 36.95 0.08 53.26 17:15:01 6 6.28 0.00 1.24 0.33 0.07 92.08 17:15:01 7 8.40 0.00 2.31 0.02 0.03 89.24 17:16:01 all 5.21 0.00 0.91 0.90 0.05 92.93 17:16:01 0 5.94 0.00 0.95 0.02 0.03 93.06 17:16:01 1 3.26 0.00 1.05 0.35 0.05 95.29 17:16:01 2 3.18 0.00 1.09 0.10 0.05 95.58 17:16:01 3 3.22 0.00 0.94 0.02 0.07 95.76 17:16:01 4 15.47 0.00 1.02 5.66 0.07 77.79 17:16:01 5 4.15 0.00 0.69 1.00 0.03 94.13 17:16:01 6 2.53 0.00 0.95 0.03 0.03 96.45 17:16:01 7 3.96 0.00 0.61 0.03 0.05 95.35 Average: all 11.28 0.00 1.56 4.30 0.06 82.81 Average: 0 7.07 0.00 1.61 1.02 0.04 90.26 Average: 1 13.05 0.00 1.82 4.48 0.08 80.58 Average: 2 11.67 0.00 1.45 0.54 0.05 86.29 Average: 3 9.87 0.00 1.75 5.85 0.05 82.48 Average: 4 18.18 0.00 1.51 4.31 0.06 75.94 Average: 5 12.46 0.00 1.71 9.90 0.05 75.87 Average: 6 8.09 0.00 1.19 4.43 0.06 86.22 Average: 7 9.81 0.00 1.44 3.83 0.06 84.86