---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-12720 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 828 27257 0 4081 30883 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:fc:25:7f brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fefc:257f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c5:a1:75:07 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:c5ff:fea1:7507/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12720) 07/14/26 _x86_64_ (8 CPU) 09:57:24 LINUX RESTART (8 CPU) 09:58:01 tps rtps wtps bread/s bwrtn/s 09:59:01 146.03 5.98 140.04 149.98 95490.22 10:00:01 383.88 58.28 325.60 4703.87 28671.20 10:01:01 123.50 4.85 118.65 539.78 44551.77 Average: 217.79 23.04 194.76 1797.71 56239.26 09:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:59:01 29958220 31746528 2981000 9.05 76768 2012392 1346368 3.96 798176 1869816 309352 10:00:01 27267152 30378076 5672068 17.22 105040 3281092 2536908 7.46 2689428 2607640 709116 10:01:01 27904312 31602916 5034908 15.29 116728 3836848 1769668 5.21 1658428 2969300 13988 Average: 28376561 31242507 4562659 13.85 99512 3043444 1884315 5.54 1715344 2482252 344152 09:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:59:01 ens3 103.92 68.46 1739.26 12.93 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 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 10:00:01 ens3 328.13 246.83 7103.68 25.84 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 206.27 206.27 42.13 42.13 0.00 0.00 0.00 0.00 10:01:01 veth0be659e 0.15 0.43 0.01 0.03 0.00 0.00 0.00 0.00 10:01:01 ens3 138.06 83.75 2280.07 10.32 0.00 0.00 0.00 0.00 10:01:01 docker0 19.43 21.70 2.03 4.82 0.00 0.00 0.00 0.00 10:01:01 lo 108.92 108.92 18.38 18.38 0.00 0.00 0.00 0.00 Average: veth0be659e 0.05 0.14 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 190.03 133.01 3707.48 16.36 0.00 0.00 0.00 0.00 Average: docker0 6.48 7.23 0.68 1.61 0.00 0.00 0.00 0.00 Average: lo 105.52 105.52 20.23 20.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12720) 07/14/26 _x86_64_ (8 CPU) 09:57:24 LINUX RESTART (8 CPU) 09:58:01 CPU %user %nice %system %iowait %steal %idle 09:59:01 all 10.03 0.00 0.76 1.65 0.04 87.52 09:59:01 0 0.50 0.00 0.47 4.44 0.02 94.58 09:59:01 1 33.45 0.00 1.79 1.39 0.07 63.31 09:59:01 2 1.22 0.00 0.12 0.00 0.02 98.65 09:59:01 3 23.34 0.00 1.82 0.90 0.08 73.86 09:59:01 4 9.52 0.00 0.60 0.10 0.03 89.74 09:59:01 5 3.03 0.00 0.37 0.02 0.02 96.57 09:59:01 6 0.70 0.00 0.12 6.15 0.03 93.00 09:59:01 7 8.42 0.00 0.78 0.25 0.03 90.51 10:00:01 all 34.67 0.00 1.97 1.00 0.12 62.24 10:00:01 0 36.36 0.00 2.79 1.22 0.13 59.49 10:00:01 1 33.00 0.00 1.71 0.69 0.12 64.49 10:00:01 2 42.04 0.00 1.64 0.33 0.13 55.85 10:00:01 3 47.93 0.00 2.34 0.18 0.12 49.43 10:00:01 4 27.15 0.00 1.34 0.92 0.10 70.49 10:00:01 5 32.47 0.00 1.52 0.55 0.12 65.33 10:00:01 6 34.87 0.00 1.96 0.69 0.12 62.36 10:00:01 7 23.47 0.00 2.45 3.44 0.08 70.56 10:01:01 all 23.03 0.00 1.93 0.60 0.09 74.35 10:01:01 0 27.41 0.00 2.36 0.00 0.10 70.12 10:01:01 1 18.81 0.00 1.46 1.57 0.07 78.09 10:01:01 2 26.42 0.00 1.77 0.10 0.10 71.61 10:01:01 3 27.19 0.00 2.53 1.31 0.10 68.87 10:01:01 4 25.10 0.00 2.36 1.24 0.10 71.20 10:01:01 5 20.07 0.00 1.19 0.03 0.10 78.61 10:01:01 6 18.28 0.00 2.38 0.42 0.08 78.84 10:01:01 7 20.99 0.00 1.35 0.13 0.08 77.44 Average: all 22.57 0.00 1.55 1.09 0.08 74.72 Average: 0 21.41 0.00 1.87 1.89 0.08 74.75 Average: 1 28.42 0.00 1.65 1.22 0.08 68.63 Average: 2 23.19 0.00 1.18 0.14 0.08 75.40 Average: 3 32.83 0.00 2.23 0.80 0.10 64.05 Average: 4 20.57 0.00 1.43 0.75 0.08 77.16 Average: 5 18.53 0.00 1.03 0.20 0.08 80.17 Average: 6 17.95 0.00 1.49 2.42 0.08 78.07 Average: 7 17.62 0.00 1.53 1.27 0.07 79.52