---> uname -a: Linux prd-ubuntu1804-docker-v1-8c-8g-2295 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 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 888 28187 0 3091 30828 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:86:c7:aa brd ff:ff:ff:ff:ff:ff inet 10.30.107.29/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe86:c7aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:fe:dc:27 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-v1-8c-8g-2295) 04/17/26 _x86_64_ (8 CPU) 07:41:10 LINUX RESTART (8 CPU) 07:42:02 tps rtps wtps bread/s bwrtn/s 07:43:01 169.48 22.94 146.54 481.60 88885.39 07:44:01 135.81 8.53 127.28 513.51 25331.24 07:45:01 45.26 1.53 43.73 43.33 15234.53 07:46:01 58.84 0.43 58.41 23.73 6911.11 Average: 102.07 8.30 93.77 264.65 33863.64 07:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:43:01 29441864 31292552 3497356 10.62 84932 2062248 2188476 6.44 1312112 1866248 291932 07:44:01 27537572 29629556 5401648 16.40 94992 2284164 3310944 9.74 3017584 2040344 9412 07:45:01 26313884 28923840 6625336 20.11 101736 2782368 4189076 12.33 3783528 2468568 75816 07:46:01 28789496 31493096 4149724 12.60 108848 2865916 1457304 4.29 1246924 2529880 32580 Average: 28020704 30334761 4918516 14.93 97627 2498674 2786450 8.20 2340037 2226260 102435 07:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:43:01 lo 1.63 1.63 0.19 0.19 0.00 0.00 0.00 0.00 07:43:01 ens3 114.54 86.34 1741.25 32.04 0.00 0.00 0.00 0.00 07:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 lo 4.52 4.52 0.43 0.43 0.00 0.00 0.00 0.00 07:44:01 ens3 374.60 304.53 3165.25 64.27 0.00 0.00 0.00 0.00 07:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 lo 7.10 7.10 0.77 0.77 0.00 0.00 0.00 0.00 07:45:01 ens3 609.50 392.47 6966.00 98.40 0.00 0.00 0.00 0.00 07:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 lo 17.25 17.25 5.21 5.21 0.00 0.00 0.00 0.00 07:46:01 ens3 239.61 163.32 942.27 53.46 0.00 0.00 0.00 0.00 07:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.65 7.65 1.66 1.66 0.00 0.00 0.00 0.00 Average: ens3 335.47 237.29 3209.75 62.16 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-v1-8c-8g-2295) 04/17/26 _x86_64_ (8 CPU) 07:41:10 LINUX RESTART (8 CPU) 07:42:02 CPU %user %nice %system %iowait %steal %idle 07:43:01 all 11.96 0.00 0.82 2.55 0.03 84.63 07:43:01 0 4.51 0.00 0.44 0.15 0.02 94.88 07:43:01 1 6.53 0.00 0.42 0.02 0.02 93.01 07:43:01 2 4.03 0.00 0.12 0.00 0.02 95.83 07:43:01 3 15.26 0.00 1.12 0.80 0.03 82.78 07:43:01 4 28.63 0.00 1.85 1.26 0.05 68.20 07:43:01 5 22.17 0.00 1.64 17.80 0.10 58.28 07:43:01 6 9.64 0.00 0.66 0.42 0.03 89.24 07:43:01 7 5.04 0.00 0.32 0.05 0.02 94.57 07:44:01 all 27.97 0.00 1.24 0.46 0.07 70.25 07:44:01 0 31.05 0.00 0.87 0.00 0.07 68.02 07:44:01 1 25.73 0.00 1.44 0.03 0.07 72.74 07:44:01 2 25.55 0.00 1.23 0.02 0.05 73.15 07:44:01 3 15.92 0.00 0.75 0.12 0.05 83.16 07:44:01 4 39.88 0.00 1.42 0.30 0.08 58.32 07:44:01 5 29.66 0.00 1.50 1.86 0.07 66.92 07:44:01 6 20.39 0.00 0.62 0.85 0.05 78.08 07:44:01 7 35.69 0.00 2.12 0.53 0.08 61.57 07:45:01 all 41.05 0.00 1.29 0.15 0.08 57.43 07:45:01 0 48.08 0.00 2.06 0.55 0.08 49.23 07:45:01 1 43.05 0.00 1.31 0.02 0.08 55.54 07:45:01 2 50.32 0.00 2.02 0.03 0.10 47.53 07:45:01 3 42.11 0.00 0.87 0.02 0.07 56.94 07:45:01 4 48.88 0.00 0.72 0.00 0.08 50.32 07:45:01 5 26.70 0.00 1.01 0.12 0.05 72.13 07:45:01 6 33.69 0.00 0.94 0.05 0.07 65.26 07:45:01 7 35.68 0.00 1.41 0.43 0.08 62.40 07:46:01 all 35.80 0.00 1.11 0.30 0.07 62.72 07:46:01 0 45.88 0.00 1.20 0.22 0.07 52.63 07:46:01 1 36.26 0.00 1.24 0.69 0.07 61.75 07:46:01 2 43.26 0.00 1.74 0.03 0.08 54.89 07:46:01 3 36.66 0.00 0.98 1.20 0.07 61.09 07:46:01 4 36.25 0.00 0.57 0.13 0.08 62.96 07:46:01 5 31.78 0.00 0.94 0.02 0.07 67.20 07:46:01 6 26.52 0.00 0.87 0.03 0.05 72.53 07:46:01 7 29.79 0.00 1.34 0.07 0.07 68.74 Average: all 29.27 0.00 1.12 0.86 0.06 68.69 Average: 0 32.49 0.00 1.14 0.23 0.06 66.08 Average: 1 27.95 0.00 1.10 0.19 0.06 70.70 Average: 2 30.89 0.00 1.28 0.02 0.06 67.74 Average: 3 27.51 0.00 0.93 0.53 0.05 70.97 Average: 4 38.46 0.00 1.14 0.42 0.08 59.91 Average: 5 27.60 0.00 1.27 4.87 0.07 66.19 Average: 6 22.61 0.00 0.77 0.34 0.05 76.23 Average: 7 26.63 0.00 1.30 0.27 0.06 71.73