---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9926 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 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 493 4816 0 2665 7193 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:3c:24:7a brd ff:ff:ff:ff:ff:ff inet 10.32.6.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe3c:247a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:bb:b3:90 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-9926) 11/22/25 _x86_64_ (4 CPU) 13:12:43 LINUX RESTART (4 CPU) 13:13:01 tps rtps wtps bread/s bwrtn/s 13:14:01 154.77 69.21 85.57 5600.40 40197.45 13:15:01 55.59 0.25 55.34 27.86 8330.48 13:16:01 70.42 31.99 38.43 1705.98 7284.25 13:17:01 15.38 6.75 8.63 616.46 3877.24 13:18:01 32.53 5.03 27.50 235.43 13990.33 13:19:01 19.93 0.42 19.51 16.66 1360.35 Average: 58.10 18.94 39.16 1367.07 12506.13 13:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:14:01 5877936 7409240 2289492 28.03 37820 1673100 996628 10.81 590816 1526508 57312 13:15:01 5614320 7373460 2553108 31.26 57172 1869468 1021568 11.08 637852 1717636 111376 13:16:01 5223364 7206660 2944064 36.05 66236 2074588 1175684 12.76 822852 1903284 99692 13:17:01 4521428 6681904 3646000 44.64 70316 2241992 1665324 18.07 1379092 2035404 149816 13:18:01 4957284 7391260 3210144 39.30 73880 2507504 999584 10.85 796868 2174576 30408 13:19:01 4960536 7394504 3206892 39.26 76076 2504976 977292 10.60 798756 2169480 11704 Average: 5192478 7242838 2974950 36.42 63583 2145271 1139347 12.36 837706 1921148 76718 13:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 13:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:14:01 ens3 422.30 232.04 1263.19 67.58 0.00 0.00 0.00 0.00 13:15:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 ens3 55.44 43.79 704.74 5.86 0.00 0.00 0.00 0.00 13:16:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 ens3 147.64 123.43 1733.12 23.71 0.00 0.00 0.00 0.00 13:17:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 ens3 216.91 187.44 2374.12 27.14 0.00 0.00 0.00 0.00 13:18:01 lo 1.23 1.23 0.54 0.54 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 ens3 72.07 64.82 709.15 12.42 0.00 0.00 0.00 0.00 13:19:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 13:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 ens3 8.63 10.08 6.51 4.79 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.15 0.15 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 153.83 110.27 1131.81 23.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9926) 11/22/25 _x86_64_ (4 CPU) 13:12:43 LINUX RESTART (4 CPU) 13:13:01 CPU %user %nice %system %iowait %steal %idle 13:14:01 all 20.55 0.00 3.30 5.21 1.88 69.06 13:14:01 0 14.79 0.00 5.83 6.91 1.52 70.96 13:14:01 1 36.85 0.00 2.90 2.38 1.93 55.93 13:14:01 2 10.71 0.00 2.30 6.30 1.85 78.85 13:14:01 3 19.90 0.00 2.15 5.28 2.23 70.44 13:15:01 all 19.23 0.00 1.05 2.60 1.88 75.24 13:15:01 0 2.29 0.00 0.51 7.98 0.88 88.34 13:15:01 1 1.67 0.00 0.35 1.11 0.94 95.93 13:15:01 2 38.01 0.00 1.72 0.58 2.67 57.01 13:15:01 3 34.87 0.00 1.63 0.72 3.04 59.73 13:16:01 all 19.44 0.00 1.35 1.74 2.42 75.05 13:16:01 0 18.84 0.00 0.83 0.55 2.05 77.74 13:16:01 1 18.66 0.00 1.09 3.09 2.23 74.93 13:16:01 2 11.30 0.00 1.52 1.17 3.21 82.80 13:16:01 3 29.07 0.00 1.94 2.17 2.20 64.63 13:17:01 all 25.05 0.00 1.11 0.54 2.73 70.57 13:17:01 0 21.56 0.00 1.60 0.53 3.19 73.12 13:17:01 1 21.52 0.00 0.71 0.58 2.16 75.03 13:17:01 2 24.37 0.00 1.09 0.75 2.95 70.84 13:17:01 3 32.76 0.00 1.01 0.32 2.61 63.30 13:18:01 all 35.15 0.00 1.39 0.93 2.95 59.58 13:18:01 0 25.55 0.00 0.95 0.28 3.18 70.04 13:18:01 1 39.86 0.00 2.15 2.29 3.43 52.27 13:18:01 2 46.71 0.00 1.27 0.25 2.81 48.97 13:18:01 3 28.51 0.00 1.22 0.89 2.37 67.01 13:19:01 all 20.79 0.00 0.82 0.80 1.40 76.19 13:19:01 0 8.68 0.00 0.68 0.02 1.24 89.38 13:19:01 1 61.36 0.00 1.70 2.93 2.45 31.57 13:19:01 2 12.03 0.00 0.71 0.16 1.70 85.40 13:19:01 3 1.20 0.00 0.22 0.05 0.27 98.27 Average: all 23.37 0.00 1.50 1.97 2.21 70.95 Average: 0 15.30 0.00 1.73 2.70 2.01 78.26 Average: 1 29.95 0.00 1.48 2.06 2.19 64.32 Average: 2 23.83 0.00 1.43 1.53 2.53 70.67 Average: 3 24.41 0.00 1.36 1.57 2.12 70.53