---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1536 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 704K 394M 1% /run /dev/vda1 20G 13G 6.6G 66% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 473 1038 0 2432 3205 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:89:5f:79 brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fe89:5f79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:a6:1d:1d 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:b0ff:fea6:1d1d/64 scope link valid_lft forever preferred_lft forever 4: br-26427e50d4be: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:2e:30:17 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-26427e50d4be valid_lft forever preferred_lft forever inet6 fe80::42:42ff:fe2e:3017/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1536) 05/24/25 _x86_64_ (4 CPU) 08:23:26 LINUX RESTART (4 CPU) 08:24:02 tps rtps wtps bread/s bwrtn/s 08:25:01 113.00 22.05 90.95 778.99 7652.53 08:26:01 276.98 34.18 242.80 4564.42 123156.83 08:27:01 130.68 54.24 76.44 3161.21 10419.06 08:28:01 161.22 28.50 132.73 2942.44 53704.38 08:29:01 80.89 48.41 32.48 1957.41 1984.74 Average: 152.70 37.53 115.17 2687.44 39498.01 08:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 1511932 3298124 2526720 62.56 56504 1880508 935080 18.38 616880 1718964 191928 08:26:01 264408 2746244 3774244 93.45 98068 2517640 4020792 79.04 1270428 2259992 440 08:27:01 750144 3203336 3288508 81.43 103544 2489992 1437992 28.27 1074304 1994652 924 08:28:01 504568 2634824 3534084 87.51 121508 2151888 3592500 70.62 1534684 1776796 388 08:29:01 1063896 3282748 2974756 73.66 124972 2233764 1094416 21.51 987252 1769824 12860 Average: 818990 3033055 3219662 79.72 100919 2254758 2216156 43.56 1096710 1904046 41308 08:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 08:25:01 ens3 199.22 156.43 1381.21 37.35 0.00 0.00 0.00 0.00 08:26:01 vethec63415 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 veth19f2e24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 vethf855d74 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 173.05 531.68 15.73 3075.92 0.00 0.00 0.00 0.00 08:27:01 lo 14.40 14.40 1.44 1.44 0.00 0.00 0.00 0.00 08:27:01 br-26427e50d4be 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 08:27:01 vethf8ccccb 2.57 4.90 0.49 11.11 0.00 0.00 0.00 0.00 08:28:01 docker0 156.06 424.40 14.03 3004.74 0.00 0.00 0.00 0.00 08:28:01 br-b8f714b7d2b4 1.63 2.42 0.14 0.22 0.00 0.00 0.00 0.00 08:28:01 veth76ebe7c 3.35 4.02 0.39 0.43 0.00 0.00 0.00 0.00 08:28:01 lo 5.90 5.90 0.55 0.55 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 08:29:01 br-26427e50d4be 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 08:29:01 ens3 4591.87 2495.03 38620.74 1014.96 0.00 0.00 0.00 0.00 Average: docker0 66.04 191.83 5.97 1220.08 0.00 0.00 0.00 0.00 Average: lo 3.81 3.81 0.38 0.38 0.00 0.00 0.00 0.00 Average: br-26427e50d4be 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: ens3 873.63 469.84 7626.45 196.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1536) 05/24/25 _x86_64_ (4 CPU) 08:23:26 LINUX RESTART (4 CPU) 08:24:02 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 20.37 0.00 1.43 3.44 0.06 74.70 08:25:01 0 30.71 0.00 2.04 1.87 0.05 65.33 08:25:01 1 20.56 0.00 0.92 2.30 0.05 76.18 08:25:01 2 15.30 0.00 1.34 0.14 0.07 83.15 08:25:01 3 14.90 0.00 1.42 9.50 0.05 74.13 08:26:01 all 37.19 0.00 9.02 4.77 0.12 48.90 08:26:01 0 34.53 0.00 8.78 3.32 0.12 53.25 08:26:01 1 35.97 0.00 8.56 5.34 0.14 49.99 08:26:01 2 41.73 0.00 9.10 6.16 0.14 42.87 08:26:01 3 36.52 0.00 9.64 4.25 0.10 49.48 08:27:01 all 31.64 0.00 3.34 2.17 0.10 62.76 08:27:01 0 32.35 0.00 2.95 1.26 0.08 63.36 08:27:01 1 32.39 0.00 3.22 3.38 0.10 60.91 08:27:01 2 30.01 0.00 3.74 1.79 0.10 64.37 08:27:01 3 31.77 0.00 3.47 2.26 0.10 62.40 08:28:01 all 38.50 0.00 5.85 2.47 0.10 53.09 08:28:01 0 38.69 0.00 5.95 1.58 0.10 53.67 08:28:01 1 39.99 0.00 5.67 2.46 0.10 51.78 08:28:01 2 38.42 0.00 6.16 2.30 0.10 53.02 08:28:01 3 36.92 0.00 5.60 3.53 0.10 53.85 08:29:01 all 20.22 0.00 1.16 1.79 0.05 76.77 08:29:01 0 16.61 0.00 1.30 1.06 0.05 80.98 08:29:01 1 2.73 0.00 0.73 2.47 0.02 94.05 08:29:01 2 35.73 0.00 1.42 0.65 0.07 62.13 08:29:01 3 25.88 0.00 1.19 2.99 0.05 69.89 Average: all 29.57 0.00 4.15 2.92 0.09 63.27 Average: 0 30.52 0.00 4.19 1.81 0.08 63.40 Average: 1 26.29 0.00 3.81 3.19 0.08 66.63 Average: 2 32.26 0.00 4.34 2.20 0.09 61.10 Average: 3 29.23 0.00 4.26 4.49 0.08 61.94