---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-12568 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 12G 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 833 27295 0 4037 30877 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:16:7f:1c brd ff:ff:ff:ff:ff:ff inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe16:7f1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:f7:8a:87 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:a3ff:fef7:8a87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12568) 08/14/26 _x86_64_ (8 CPU) 16:37:59 LINUX RESTART (8 CPU) 16:38:01 tps rtps wtps bread/s bwrtn/s 16:39:00 409.65 73.89 335.75 5295.57 141602.40 16:40:01 183.10 9.00 174.10 1624.91 83560.47 16:41:01 337.78 0.15 337.63 15.20 78521.58 Average: 309.48 27.58 281.90 2308.26 101132.79 16:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:00 30198416 31644164 2740804 8.32 55768 1709928 1457336 4.29 907316 1562980 102760 16:40:01 28424716 30990280 4514504 13.71 90156 2755136 2580820 7.59 1699916 2451836 226168 16:41:01 27494216 31147852 5445004 16.53 136052 3769768 2412208 7.10 1666072 3375560 58128 Average: 28705783 31260765 4233437 12.85 93992 2744944 2150121 6.33 1424435 2463459 129019 16:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:00 ens3 407.80 273.93 1668.47 75.55 0.00 0.00 0.00 0.00 16:39:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:00 lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 16:40:01 ens3 259.81 167.05 6074.49 18.11 0.00 0.00 0.00 0.00 16:40:01 veth14f85cd 72.18 113.00 5.95 2734.53 0.00 0.00 0.00 0.22 16:40:01 docker0 72.18 112.87 4.96 2734.51 0.00 0.00 0.00 0.00 16:40:01 lo 3.21 3.21 0.31 0.31 0.00 0.00 0.00 0.00 16:41:01 ens3 177.30 128.56 3231.00 14.15 0.00 0.00 0.00 0.00 16:41:01 veth3d8787c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:41:01 docker0 97.83 131.79 9.77 1997.84 0.00 0.00 0.00 0.00 16:41:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 281.52 189.73 3671.22 35.84 0.00 0.00 0.00 0.00 Average: veth3d8787c 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 56.76 81.72 4.91 1583.75 0.00 0.00 0.00 0.00 Average: lo 1.88 1.88 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12568) 08/14/26 _x86_64_ (8 CPU) 16:37:59 LINUX RESTART (8 CPU) 16:38:01 CPU %user %nice %system %iowait %steal %idle 16:39:00 all 8.29 0.00 1.12 2.40 0.03 88.16 16:39:00 0 2.88 0.00 0.75 6.87 0.03 89.47 16:39:00 1 5.95 0.00 0.84 1.39 0.03 91.79 16:39:00 2 8.70 0.00 0.80 0.48 0.03 89.99 16:39:00 3 3.91 0.00 2.03 2.46 0.03 91.56 16:39:00 4 13.04 0.00 1.72 3.88 0.03 81.33 16:39:00 5 19.70 0.00 1.09 1.15 0.03 78.03 16:39:00 6 6.10 0.00 0.82 2.74 0.02 90.33 16:39:00 7 6.01 0.00 0.95 0.22 0.03 92.79 16:40:01 all 19.92 0.00 1.99 1.15 0.05 76.88 16:40:01 0 13.80 0.00 2.09 3.11 0.05 80.95 16:40:01 1 17.41 0.00 2.25 2.22 0.05 78.07 16:40:01 2 17.76 0.00 1.28 0.07 0.05 80.84 16:40:01 3 15.68 0.00 2.48 2.53 0.05 79.25 16:40:01 4 14.63 0.00 1.19 0.02 0.03 84.14 16:40:01 5 26.96 0.00 2.40 0.49 0.07 70.08 16:40:01 6 41.16 0.00 2.62 0.38 0.08 55.76 16:40:01 7 11.93 0.00 1.60 0.38 0.03 86.05 16:41:01 all 25.31 0.00 2.68 1.12 0.06 70.84 16:41:01 0 39.76 0.00 3.47 0.23 0.07 56.48 16:41:01 1 24.31 0.00 2.18 0.10 0.07 73.34 16:41:01 2 18.50 0.00 3.76 0.00 0.05 77.68 16:41:01 3 23.30 0.00 2.21 1.92 0.05 72.53 16:41:01 4 22.88 0.00 3.04 3.47 0.07 70.55 16:41:01 5 25.74 0.00 2.13 0.02 0.07 72.05 16:41:01 6 26.46 0.00 2.38 0.33 0.07 70.76 16:41:01 7 21.47 0.00 2.27 2.90 0.05 73.31 Average: all 17.83 0.00 1.93 1.55 0.05 78.63 Average: 0 18.78 0.00 2.10 3.40 0.05 75.66 Average: 1 15.90 0.00 1.76 1.24 0.05 81.05 Average: 2 14.99 0.00 1.94 0.18 0.04 82.84 Average: 3 14.27 0.00 2.24 2.31 0.04 81.14 Average: 4 16.82 0.00 1.98 2.44 0.04 78.72 Average: 5 24.14 0.00 1.88 0.56 0.06 73.37 Average: 6 24.64 0.00 1.94 1.15 0.06 72.21 Average: 7 13.12 0.00 1.60 1.16 0.04 84.08