---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8726 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 9.6G 9.7G 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: 7975 505 4633 0 2837 7171 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:6d:4f:ee brd ff:ff:ff:ff:ff:ff inet 10.32.7.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe6d:4fee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:64:f0:55 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::42:4aff:fe64:f055/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8726) 08/20/26 _x86_64_ (4 CPU) 05:10:42 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:02 161.06 69.29 91.77 5606.27 40240.38 05:13:01 57.33 0.10 57.23 20.61 9643.11 05:14:01 116.61 13.05 103.57 2306.30 19564.28 05:15:01 275.84 0.28 275.55 18.93 18094.45 05:16:01 20.63 0.32 20.31 22.66 1426.83 Average: 126.52 16.66 109.86 1600.24 17821.12 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:02 5859008 7392244 2308412 28.26 38652 1674884 1012084 10.98 604756 1532736 66380 05:13:01 5525920 7351004 2641500 32.34 57196 1932876 1023672 11.11 661128 1778424 150872 05:14:01 5100524 7316636 3066896 37.55 68432 2301044 1336100 14.50 853812 1982880 4484 05:15:01 4780356 7368288 3387064 41.47 97184 2624536 995076 10.80 845608 2277188 1320 05:16:01 4771624 7369344 3395796 41.58 98520 2632588 1016376 11.03 859148 2272200 10472 Average: 5207486 7359503 2959934 36.24 71997 2233186 1076662 11.68 764890 1968686 46706 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 05:12:02 ens3 422.30 237.76 1224.80 67.86 0.00 0.00 0.00 0.00 05:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:13:01 ens3 33.25 26.13 682.19 3.89 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 05:14:01 ens3 247.03 207.95 2444.56 19.86 0.00 0.00 0.00 0.00 05:14:01 veth09bf9dd 78.92 91.27 5.78 929.75 0.00 0.00 0.00 0.08 05:14:01 docker0 134.37 159.86 7.95 1601.98 0.00 0.00 0.00 0.00 05:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:15:01 ens3 63.84 56.39 539.28 8.39 0.00 0.00 0.00 0.00 05:15:01 docker0 43.29 50.44 3.01 533.98 0.00 0.00 0.00 0.00 05:16:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 13.93 14.56 10.19 6.50 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 156.48 108.84 981.25 21.36 0.00 0.00 0.00 0.00 Average: docker0 35.66 42.21 2.20 428.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8726) 08/20/26 _x86_64_ (4 CPU) 05:10:42 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:02 all 20.47 0.00 2.83 5.41 1.96 69.33 05:12:02 0 27.86 0.00 5.48 8.45 1.73 56.47 05:12:02 1 21.92 0.00 1.89 6.24 1.87 68.08 05:12:02 2 19.77 0.00 1.84 2.09 2.19 74.10 05:12:02 3 12.42 0.00 2.10 4.88 2.05 78.55 05:13:01 all 20.20 0.00 1.19 1.78 1.04 75.79 05:13:01 0 49.81 0.00 2.41 0.51 1.68 45.60 05:13:01 1 16.24 0.00 1.08 0.98 1.00 80.70 05:13:01 2 6.89 0.00 0.72 5.53 1.05 85.81 05:13:01 3 7.89 0.00 0.56 0.10 0.41 91.04 05:14:01 all 13.01 0.00 2.39 3.22 1.04 80.35 05:14:01 0 18.96 0.00 2.46 0.45 0.97 77.15 05:14:01 1 4.29 0.00 1.30 3.41 1.15 89.86 05:14:01 2 20.87 0.00 2.66 2.91 1.04 72.53 05:14:01 3 7.99 0.00 3.16 6.08 1.02 81.75 05:15:01 all 13.05 0.00 4.05 7.65 1.14 74.11 05:15:01 0 11.56 0.00 3.37 2.80 1.27 81.00 05:15:01 1 19.35 0.00 2.75 0.38 1.23 76.28 05:15:01 2 6.35 0.00 6.72 22.18 0.89 63.85 05:15:01 3 14.89 0.00 3.34 5.35 1.15 75.26 05:16:01 all 21.06 0.00 0.91 0.66 1.03 76.34 05:16:01 0 18.82 0.00 0.76 0.37 0.90 79.16 05:16:01 1 7.72 0.00 0.88 2.03 0.85 88.53 05:16:01 2 42.38 0.00 1.18 0.18 1.40 54.85 05:16:01 3 15.34 0.00 0.85 0.05 1.01 82.75 Average: all 17.56 0.00 2.28 3.75 1.24 75.18 Average: 0 25.33 0.00 2.90 2.52 1.31 67.94 Average: 1 13.89 0.00 1.58 2.61 1.22 80.69 Average: 2 19.31 0.00 2.62 6.55 1.31 70.20 Average: 3 11.72 0.00 2.01 3.30 1.13 81.84