---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3021 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 50% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 489 4631 0 2854 7190 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:b0:16:da brd ff:ff:ff:ff:ff:ff inet 10.32.7.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:feb0:16da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:d4:e3:87 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3021) 09/06/25 _x86_64_ (4 CPU) 15:10:51 LINUX RESTART (4 CPU) 15:11:01 tps rtps wtps bread/s bwrtn/s 15:12:01 152.56 68.97 83.59 5586.67 39631.28 15:13:01 73.70 0.30 73.40 31.86 9726.65 15:14:01 141.73 109.02 32.71 4785.60 6522.38 15:15:01 15.54 4.63 10.91 267.91 5398.60 15:16:01 42.24 27.96 14.28 1493.77 4369.08 15:17:01 20.76 4.46 16.29 140.06 5000.43 Average: 74.42 35.89 38.53 2050.81 11773.98 15:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:12:01 5895436 7397208 2271992 27.82 36372 1646924 1000396 10.85 604164 1500388 43392 15:13:01 5623168 7385284 2544260 31.15 60272 1869040 989216 10.73 630260 1718464 68248 15:14:01 5011104 7096636 3156324 38.65 73460 2167104 1253900 13.61 968084 1965260 94664 15:15:01 4106844 6268144 4060584 49.72 75524 2237856 1859708 20.18 1855732 1972528 5336 15:16:01 3848456 6192368 4318972 52.88 79868 2409232 1929316 20.93 1997652 2074728 17556 15:17:01 4705256 7312200 3462172 42.39 83304 2664148 1037268 11.26 957804 2252520 146860 Average: 4865044 6941973 3302384 40.43 68133 2165717 1344967 14.59 1168949 1913981 62676 15:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 ens3 426.60 235.39 1108.54 65.63 0.00 0.00 0.00 0.00 15:12:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 ens3 161.27 88.29 908.14 9.99 0.00 0.00 0.00 0.00 15:13:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 ens3 170.44 137.56 1522.21 24.26 0.00 0.00 0.00 0.00 15:14:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 ens3 96.95 86.64 864.51 17.76 0.00 0.00 0.00 0.00 15:15:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 ens3 83.42 67.84 365.58 13.63 0.00 0.00 0.00 0.00 15:16:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 ens3 244.28 149.34 1747.23 26.15 0.00 0.00 0.00 0.00 15:17:01 lo 0.93 0.93 0.09 0.09 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 Average: ens3 197.16 127.51 1086.05 26.24 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3021) 09/06/25 _x86_64_ (4 CPU) 15:10:51 LINUX RESTART (4 CPU) 15:11:01 CPU %user %nice %system %iowait %steal %idle 15:12:01 all 16.56 0.00 2.72 5.34 1.69 73.69 15:12:01 0 11.70 0.00 3.24 4.89 1.15 79.03 15:12:01 1 14.87 0.00 1.97 5.84 1.79 75.53 15:12:01 2 11.20 0.00 2.76 4.37 1.88 79.80 15:12:01 3 28.49 0.00 2.90 6.25 1.97 60.39 15:13:01 all 19.67 0.00 1.36 2.63 1.40 74.94 15:13:01 0 3.13 0.00 0.23 0.00 0.28 96.36 15:13:01 1 17.56 0.00 1.42 8.55 2.15 70.32 15:13:01 2 23.64 0.00 1.15 1.48 1.55 72.19 15:13:01 3 34.32 0.00 2.66 0.47 1.63 60.92 15:14:01 all 23.27 0.00 1.67 5.17 2.76 67.13 15:14:01 0 32.07 0.00 2.29 4.21 2.97 58.46 15:14:01 1 19.93 0.00 1.59 4.67 2.96 70.85 15:14:01 2 18.68 0.00 1.56 6.62 2.77 70.38 15:14:01 3 22.44 0.00 1.26 5.17 2.34 68.79 15:15:01 all 73.55 0.00 1.93 0.25 5.35 18.93 15:15:01 0 69.81 0.00 2.38 0.48 5.27 22.07 15:15:01 1 79.37 0.00 1.56 0.31 5.49 13.27 15:15:01 2 78.92 0.00 1.68 0.12 5.08 14.21 15:15:01 3 66.10 0.00 2.09 0.08 5.54 26.19 15:16:01 all 57.79 0.00 2.19 1.27 3.66 35.10 15:16:01 0 57.68 0.00 2.09 0.71 3.45 36.06 15:16:01 1 67.09 0.00 2.06 1.40 3.91 25.54 15:16:01 2 42.87 0.00 2.46 1.56 3.55 49.56 15:16:01 3 63.59 0.00 2.12 1.39 3.74 29.17 15:17:01 all 53.18 0.00 1.70 0.55 3.60 40.96 15:17:01 0 48.27 0.00 1.51 0.12 3.19 46.91 15:17:01 1 54.69 0.00 1.23 0.28 3.59 40.21 15:17:01 2 36.84 0.00 1.81 1.61 3.33 56.42 15:17:01 3 72.92 0.00 2.31 0.20 4.27 20.30 Average: all 40.66 0.00 1.93 2.53 3.08 51.79 Average: 0 37.12 0.00 1.96 1.74 2.72 56.47 Average: 1 42.22 0.00 1.64 3.51 3.31 49.32 Average: 2 35.36 0.00 1.90 2.63 3.02 57.09 Average: 3 47.98 0.00 2.22 2.26 3.25 44.30