---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20481 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: 2799.996 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 716K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / 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 840 28792 0 2534 30896 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:a1:33:6d brd ff:ff:ff:ff:ff:ff inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fea1:336d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:57:be:af 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-20481) 12/13/25 _x86_64_ (8 CPU) 08:55:32 LINUX RESTART (8 CPU) 08:56:01 tps rtps wtps bread/s bwrtn/s 08:57:01 388.34 39.91 348.43 1102.62 95943.21 08:58:01 171.31 39.34 131.97 2874.64 45816.19 Average: 279.81 39.62 240.19 1988.70 70877.61 08:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:57:01 29869636 31544864 3069584 9.32 77648 1901228 1977460 5.82 1019212 1743992 249540 08:58:01 29535736 31678220 3403484 10.33 85716 2349300 1402764 4.13 1002956 2071260 45936 Average: 29702686 31611542 3236534 9.83 81682 2125264 1690112 4.97 1011084 1907626 147738 08:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:57:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 08:57:01 ens3 217.11 149.86 1506.67 54.57 0.00 0.00 0.00 0.00 08:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 08:58:01 ens3 802.83 506.71 5089.69 134.47 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 510.00 328.30 3298.33 94.52 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-20481) 12/13/25 _x86_64_ (8 CPU) 08:55:32 LINUX RESTART (8 CPU) 08:56:01 CPU %user %nice %system %iowait %steal %idle 08:57:01 all 12.24 0.00 0.87 2.10 0.04 84.75 08:57:01 0 6.69 0.00 0.62 1.64 0.02 91.04 08:57:01 1 25.47 0.00 1.97 2.50 0.05 70.01 08:57:01 2 2.92 0.00 0.18 0.08 0.02 96.80 08:57:01 3 16.81 0.00 1.18 0.33 0.03 81.64 08:57:01 4 9.40 0.00 0.31 0.28 0.02 89.99 08:57:01 5 9.58 0.00 0.70 0.05 0.02 89.65 08:57:01 6 13.94 0.00 1.40 9.13 0.05 75.48 08:57:01 7 13.11 0.00 0.65 2.80 0.05 83.38 08:58:01 all 32.13 0.00 1.36 0.63 0.07 65.80 08:58:01 0 25.90 0.00 1.62 0.87 0.07 71.55 08:58:01 1 42.22 0.00 1.20 0.60 0.08 55.89 08:58:01 2 28.60 0.00 1.48 0.22 0.05 69.65 08:58:01 3 38.34 0.00 1.15 0.12 0.08 60.30 08:58:01 4 33.10 0.00 1.12 0.33 0.07 65.38 08:58:01 5 37.58 0.00 1.97 0.63 0.08 59.73 08:58:01 6 25.76 0.00 1.09 2.20 0.05 70.90 08:58:01 7 25.57 0.00 1.24 0.12 0.07 73.01 Average: all 22.18 0.00 1.12 1.37 0.05 75.28 Average: 0 16.31 0.00 1.12 1.25 0.04 81.28 Average: 1 33.83 0.00 1.59 1.55 0.07 62.96 Average: 2 15.76 0.00 0.83 0.15 0.03 83.22 Average: 3 27.56 0.00 1.17 0.23 0.06 70.98 Average: 4 21.24 0.00 0.72 0.31 0.04 77.70 Average: 5 23.58 0.00 1.34 0.34 0.05 74.70 Average: 6 19.85 0.00 1.24 5.66 0.05 73.19 Average: 7 19.34 0.00 0.94 1.46 0.06 78.20