---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-55 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 829 27425 0 3911 30881 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:79:4a:58 brd ff:ff:ff:ff:ff:ff inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe79:4a58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:5e:e2:5e 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::42:3fff:fe5e:e25e/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-55) 06/22/26 _x86_64_ (8 CPU) 09:57:06 LINUX RESTART (8 CPU) 09:58:02 tps rtps wtps bread/s bwrtn/s 09:59:01 106.30 4.12 102.19 68.19 56465.95 10:00:01 152.24 9.38 142.86 1694.38 73940.61 10:01:01 180.59 0.10 180.49 9.07 80686.69 Average: 146.60 4.54 142.07 593.46 70442.05 09:58:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:59:01 29974248 31659008 2964972 9.00 74236 1916056 1462492 4.30 903000 1763020 264616 10:00:01 28214788 30911232 4724432 14.34 102100 2867044 2639160 7.77 1814648 2531524 273760 10:01:01 28451960 31678968 4487260 13.62 136060 3356212 1514592 4.46 1017708 3083548 220 Average: 28880332 31416403 4058888 12.32 104132 2713104 1872081 5.51 1245119 2459364 179532 09:58:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:59:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 09:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 ens3 92.90 62.65 1298.17 10.69 0.00 0.00 0.00 0.00 10:00:01 lo 3.00 3.00 0.35 0.35 0.00 0.00 0.00 0.00 10:00:01 docker0 111.45 155.51 8.86 3235.09 0.00 0.00 0.00 0.00 10:00:01 veth49eec07 111.45 155.64 10.38 3235.10 0.00 0.00 0.00 0.27 10:00:01 ens3 361.96 233.36 7314.73 24.09 0.00 0.00 0.00 0.00 10:01:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 10:01:01 docker0 80.62 110.71 7.19 1612.54 0.00 0.00 0.00 0.00 10:01:01 ens3 112.95 81.59 1613.05 8.71 0.00 0.00 0.00 0.00 Average: lo 1.45 1.45 0.17 0.17 0.00 0.00 0.00 0.00 Average: docker0 64.38 89.24 5.38 1624.90 0.00 0.00 0.00 0.00 Average: ens3 189.81 126.22 3420.44 14.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-55) 06/22/26 _x86_64_ (8 CPU) 09:57:06 LINUX RESTART (8 CPU) 09:58:02 CPU %user %nice %system %iowait %steal %idle 09:59:01 all 8.29 0.00 0.58 3.83 0.04 87.25 09:59:01 0 15.41 0.00 1.26 7.96 0.07 75.31 09:59:01 1 21.07 0.00 1.12 5.85 0.09 71.87 09:59:01 2 4.50 0.00 0.36 0.09 0.02 95.04 09:59:01 3 0.15 0.00 0.15 14.67 0.02 85.01 09:59:01 4 9.63 0.00 0.75 1.22 0.07 88.33 09:59:01 5 1.88 0.00 0.12 0.04 0.00 97.96 09:59:01 6 0.29 0.00 0.05 0.22 0.00 99.44 09:59:01 7 13.69 0.00 0.84 0.46 0.05 84.96 10:00:01 all 20.80 0.00 1.92 6.35 0.10 70.84 10:00:01 0 16.85 0.00 1.42 2.53 0.10 79.09 10:00:01 1 21.47 0.00 1.26 0.08 0.08 77.10 10:00:01 2 17.76 0.00 1.44 20.35 0.07 60.38 10:00:01 3 22.86 0.00 2.32 17.10 0.12 57.60 10:00:01 4 19.48 0.00 1.74 0.45 0.07 78.26 10:00:01 5 19.26 0.00 2.55 4.56 0.13 73.50 10:00:01 6 20.14 0.00 2.38 4.80 0.12 72.56 10:00:01 7 28.60 0.00 2.23 0.89 0.12 68.17 10:01:01 all 18.01 0.00 1.74 4.60 0.07 75.58 10:01:01 0 11.63 0.00 1.19 0.46 0.05 86.67 10:01:01 1 14.70 0.00 1.36 0.65 0.07 83.22 10:01:01 2 16.53 0.00 1.59 17.25 0.08 64.54 10:01:01 3 28.61 0.00 1.85 0.03 0.08 69.42 10:01:01 4 19.57 0.00 1.49 0.07 0.07 78.81 10:01:01 5 18.25 0.00 1.82 1.26 0.08 78.59 10:01:01 6 16.52 0.00 3.47 16.37 0.05 63.59 10:01:01 7 18.36 0.00 1.09 0.82 0.05 79.69 Average: all 15.77 0.00 1.42 4.94 0.07 77.80 Average: 0 14.61 0.00 1.29 3.62 0.07 80.40 Average: 1 19.05 0.00 1.25 2.14 0.08 77.48 Average: 2 12.99 0.00 1.14 12.65 0.06 73.17 Average: 3 17.29 0.00 1.45 10.56 0.07 70.63 Average: 4 16.32 0.00 1.33 0.57 0.07 81.71 Average: 5 13.31 0.00 1.52 1.98 0.07 83.11 Average: 6 12.37 0.00 1.97 7.15 0.06 78.45 Average: 7 20.27 0.00 1.39 0.73 0.07 77.54