---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10509 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 9.2G 11G 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 511 5053 0 2410 7179 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:e0:20:bd brd ff:ff:ff:ff:ff:ff inet 10.32.6.247/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fee0:20bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bb:76:66:fe 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-10509) 11/29/25 _x86_64_ (4 CPU) 08:22:46 LINUX RESTART (4 CPU) 08:23:01 tps rtps wtps bread/s bwrtn/s 08:24:02 156.47 69.22 87.25 5598.27 39799.65 08:25:01 63.41 0.15 63.26 26.57 9475.55 08:26:01 81.61 12.61 68.99 2244.99 15093.90 08:27:01 19.39 0.40 18.99 32.79 1428.86 Average: 80.29 20.68 59.61 1983.74 16477.98 08:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:24:02 5885308 7407092 2282120 27.94 37352 1664640 987260 10.71 591316 1520824 60384 08:25:01 5568944 7362656 2598484 31.82 58112 1900032 1017848 11.04 651044 1746000 120776 08:26:01 5149068 7317828 3018360 36.96 65860 2254756 1077560 11.69 802480 1987176 6976 08:27:01 5149228 7324376 3018200 36.95 69276 2257120 1066844 11.58 804332 1984548 10560 Average: 5438137 7352988 2729291 33.42 57650 2019137 1037378 11.26 712293 1809637 49674 08:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:24:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:24:02 ens3 450.54 258.37 1078.10 67.68 0.00 0.00 0.00 0.00 08:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:25:01 ens3 62.38 51.60 692.49 6.21 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 lo 3.20 3.20 0.31 0.31 0.00 0.00 0.00 0.00 08:26:01 ens3 265.99 131.29 1589.29 18.41 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 08:27:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:27:01 ens3 12.50 13.20 9.44 6.23 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 198.41 113.87 842.95 24.71 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-10509) 11/29/25 _x86_64_ (4 CPU) 08:22:46 LINUX RESTART (4 CPU) 08:23:01 CPU %user %nice %system %iowait %steal %idle 08:24:02 all 18.18 0.00 2.64 5.04 1.54 72.61 08:24:02 0 7.37 0.00 2.18 9.20 1.20 80.05 08:24:02 1 32.92 0.00 5.31 2.57 2.05 57.15 08:24:02 2 19.88 0.00 1.78 6.28 1.58 70.48 08:24:02 3 12.60 0.00 1.26 2.08 1.33 82.72 08:25:01 all 20.12 0.00 1.13 1.94 1.06 75.75 08:25:01 0 2.30 0.00 0.47 5.99 0.66 90.58 08:25:01 1 32.26 0.00 1.51 0.29 1.20 64.74 08:25:01 2 23.45 0.00 1.05 1.22 1.49 72.80 08:25:01 3 22.52 0.00 1.51 0.27 0.86 74.84 08:26:01 all 17.41 0.00 2.48 1.78 1.37 76.96 08:26:01 0 29.15 0.00 2.51 2.86 1.68 63.80 08:26:01 1 15.37 0.00 3.31 1.28 1.28 78.75 08:26:01 2 12.77 0.00 1.86 2.33 1.30 81.73 08:26:01 3 12.34 0.00 2.23 0.67 1.23 83.54 08:27:01 all 20.57 0.00 0.93 0.71 1.12 76.68 08:27:01 0 51.44 0.00 1.43 0.35 1.87 44.91 08:27:01 1 19.13 0.00 0.87 0.10 0.92 78.99 08:27:01 2 5.17 0.00 0.75 2.36 0.63 91.09 08:27:01 3 6.67 0.00 0.68 0.02 1.08 91.56 Average: all 19.06 0.00 1.80 2.37 1.27 75.50 Average: 0 22.63 0.00 1.65 4.60 1.35 69.77 Average: 1 24.88 0.00 2.75 1.06 1.36 69.94 Average: 2 15.28 0.00 1.36 3.05 1.25 79.05 Average: 3 13.48 0.00 1.42 0.76 1.13 83.22