---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10226 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 9.1G 11G 47% / 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 512 5237 0 2225 7184 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:93:99:3a brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe93:993a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d7:c9:69:bb 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-10226) 11/26/25 _x86_64_ (4 CPU) 03:43:52 LINUX RESTART (4 CPU) 03:44:01 tps rtps wtps bread/s bwrtn/s 03:45:01 152.66 70.17 82.49 5639.06 39168.96 03:46:01 48.93 0.30 48.63 31.86 6666.84 03:47:01 120.06 12.76 107.30 2264.31 14471.18 03:48:01 19.63 0.40 19.23 32.79 1398.20 Average: 85.32 20.91 64.41 1991.85 15425.31 03:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:45:01 5951436 7431184 2215992 27.13 34208 1627936 981492 10.65 563668 1489384 36752 03:46:01 5684964 7412152 2482464 30.39 53740 1842368 993360 10.78 595328 1696516 146880 03:47:01 5355736 7341704 2811692 34.43 67700 2076900 1060700 11.51 732184 1867244 6236 03:48:01 5369480 7359960 2797948 34.26 69652 2079100 1037324 11.26 720544 1864424 10824 Average: 5590404 7386250 2577024 31.55 56325 1906576 1018219 11.05 652931 1729392 50173 03:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 ens3 335.03 161.09 912.63 60.05 0.00 0.00 0.00 0.00 03:45:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 03:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 ens3 60.86 47.33 840.60 5.69 0.00 0.00 0.00 0.00 03:46:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 ens3 58.85 47.67 657.08 14.90 0.00 0.00 0.00 0.00 03:47:01 lo 4.47 4.47 0.39 0.39 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 ens3 11.61 11.95 8.91 5.71 0.00 0.00 0.00 0.00 03:48:01 lo 0.73 0.73 0.07 0.07 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 116.58 67.01 604.79 21.58 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10226) 11/26/25 _x86_64_ (4 CPU) 03:43:52 LINUX RESTART (4 CPU) 03:44:01 CPU %user %nice %system %iowait %steal %idle 03:45:01 all 16.13 0.00 2.73 5.69 4.01 71.44 03:45:01 0 13.00 0.00 1.45 2.35 2.91 80.29 03:45:01 1 8.89 0.00 3.40 8.22 3.94 75.56 03:45:01 2 31.34 0.00 3.94 4.87 5.06 54.79 03:45:01 3 11.21 0.00 2.15 7.31 4.10 75.22 03:46:01 all 18.32 0.00 1.05 2.67 2.43 75.54 03:46:01 0 17.95 0.00 1.06 0.33 1.47 79.19 03:46:01 1 0.63 0.00 0.21 1.60 3.61 93.95 03:46:01 2 44.67 0.00 2.29 8.51 3.62 40.92 03:46:01 3 10.33 0.00 0.65 0.22 1.00 87.81 03:47:01 all 17.03 0.00 2.78 3.81 3.28 73.10 03:47:01 0 7.61 0.00 1.90 0.43 1.72 88.34 03:47:01 1 15.63 0.00 1.48 6.00 4.00 72.88 03:47:01 2 28.76 0.00 5.75 7.69 3.46 54.35 03:47:01 3 16.12 0.00 1.99 1.11 3.94 76.84 03:48:01 all 20.02 0.00 0.98 0.98 2.12 75.89 03:48:01 0 13.72 0.00 0.59 0.58 1.74 83.37 03:48:01 1 7.66 0.00 0.70 1.11 1.19 89.34 03:48:01 2 32.85 0.00 1.50 2.08 2.34 61.22 03:48:01 3 25.73 0.00 1.16 0.18 3.21 69.72 Average: all 17.87 0.00 1.89 3.29 2.96 73.99 Average: 0 13.07 0.00 1.25 0.92 1.96 82.80 Average: 1 8.18 0.00 1.44 4.23 3.19 82.95 Average: 2 34.40 0.00 3.37 5.79 3.63 52.82 Average: 3 15.86 0.00 1.49 2.22 3.07 77.36