---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9187 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 9.3G 10G 48% / 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 513 5009 0 2452 7178 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:b6:05:62 brd ff:ff:ff:ff:ff:ff inet 10.32.6.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:feb6:562/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:fb:40:d8 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-9187) 11/15/25 _x86_64_ (4 CPU) 05:09:48 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps bread/s bwrtn/s 05:11:01 151.14 69.44 81.70 5648.66 39647.28 05:12:01 45.13 0.25 44.88 27.86 6071.92 05:13:01 85.79 30.44 55.35 1645.32 11913.50 05:14:01 9.37 0.02 9.35 0.13 441.53 05:15:01 36.27 7.80 28.47 652.45 3823.79 05:16:01 30.46 4.72 25.75 221.70 4974.77 05:17:01 21.64 0.10 21.54 2.93 1378.87 Average: 54.26 16.11 38.15 1171.26 9749.95 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 5887080 7399616 2280348 27.92 36316 1656916 1009616 10.96 597304 1514208 54332 05:12:01 5675492 7407368 2491936 30.51 54132 1846428 996240 10.81 597952 1700860 166744 05:13:01 5279204 7212640 2888224 35.36 62108 2032036 1192208 12.94 805972 1873656 4620 05:14:01 5241244 7181752 2926184 35.83 63940 2036396 1200200 13.02 838440 1877276 1784 05:15:01 4543652 6613948 3623776 44.37 66820 2159248 1802768 19.56 1427572 1974124 3664 05:16:01 5194380 7410124 2973048 36.40 71388 2297212 960384 10.42 749724 1998832 28344 05:17:01 5078600 7298016 3088828 37.82 73348 2298756 1063636 11.54 866068 1997028 11040 Average: 5271379 7217638 2896049 35.46 61150 2046713 1175007 12.75 840433 1847998 38647 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 05:11:01 ens3 319.05 175.67 1079.10 62.05 0.00 0.00 0.00 0.00 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:12:01 ens3 48.59 34.41 679.62 4.46 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:13:01 ens3 145.67 112.91 1344.13 22.15 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 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:14:01 ens3 58.44 82.82 63.27 13.21 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 05:15:01 ens3 256.93 279.57 1698.27 42.63 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 lo 2.10 2.10 0.43 0.43 0.00 0.00 0.00 0.00 05:16:01 ens3 172.49 174.05 883.27 35.97 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 05:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:17:01 ens3 8.45 9.88 6.43 4.70 0.00 0.00 0.00 0.00 05:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 144.23 124.19 822.03 26.45 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9187) 11/15/25 _x86_64_ (4 CPU) 05:09:48 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 16.76 0.00 2.66 6.24 2.48 71.85 05:11:01 0 15.90 0.00 1.52 1.79 2.53 78.26 05:11:01 1 23.23 0.00 2.00 3.39 2.70 68.67 05:11:01 2 19.09 0.00 5.30 10.41 2.80 62.40 05:11:01 3 8.81 0.00 1.81 9.38 1.89 78.11 05:12:01 all 16.26 0.00 1.00 2.34 1.21 79.19 05:12:01 0 16.16 0.00 0.53 0.33 0.98 82.00 05:12:01 1 30.84 0.00 1.86 0.99 2.07 64.24 05:12:01 2 3.74 0.00 0.65 5.28 1.01 89.33 05:12:01 3 14.30 0.00 0.95 2.78 0.73 81.23 05:13:01 all 17.47 0.00 1.23 2.19 2.32 76.80 05:13:01 0 11.87 0.00 0.63 1.34 1.86 84.30 05:13:01 1 15.46 0.00 1.12 2.72 3.00 77.69 05:13:01 2 23.91 0.00 1.45 2.96 2.09 69.60 05:13:01 3 18.67 0.00 1.69 1.71 2.31 75.62 05:14:01 all 5.52 0.00 0.45 0.05 1.51 92.48 05:14:01 0 2.94 0.00 0.05 0.00 0.70 96.32 05:14:01 1 7.90 0.00 0.35 0.03 2.34 89.39 05:14:01 2 5.95 0.00 0.64 0.15 1.68 91.58 05:14:01 3 5.26 0.00 0.74 0.00 1.36 92.64 05:15:01 all 23.24 0.00 1.34 0.59 3.87 70.96 05:15:01 0 22.91 0.00 1.20 0.82 3.87 71.20 05:15:01 1 19.18 0.00 1.36 0.20 4.11 75.15 05:15:01 2 24.42 0.00 1.07 0.54 3.54 70.43 05:15:01 3 26.47 0.00 1.75 0.79 3.94 67.05 05:16:01 all 36.47 0.00 1.70 0.89 4.09 56.85 05:16:01 0 59.88 0.00 1.65 0.53 4.68 33.26 05:16:01 1 21.51 0.00 1.79 0.71 3.60 72.38 05:16:01 2 29.61 0.00 1.66 1.91 4.39 62.44 05:16:01 3 34.93 0.00 1.72 0.43 3.69 59.24 05:17:01 all 18.28 0.00 0.76 0.96 1.28 78.72 05:17:01 0 18.04 0.00 0.76 0.07 0.86 80.27 05:17:01 1 22.04 0.00 0.97 0.25 1.98 74.76 05:17:01 2 32.45 0.00 0.98 2.63 1.86 62.08 05:17:01 3 0.55 0.00 0.32 0.93 0.43 97.77 Average: all 19.16 0.00 1.30 1.89 2.40 75.25 Average: 0 21.14 0.00 0.91 0.70 2.22 75.04 Average: 1 20.01 0.00 1.35 1.18 2.83 74.63 Average: 2 19.87 0.00 1.68 3.40 2.49 72.56 Average: 3 15.60 0.00 1.28 2.28 2.06 78.77