---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7627 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 9.0G 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 477 5230 0 2267 7222 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:4c:57:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe4c:570f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:d1:dd:b2 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-7627) 10/29/25 _x86_64_ (4 CPU) 00:25:41 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:02 151.90 68.83 83.07 5608.26 39633.74 00:28:01 61.24 0.25 60.98 28.34 9279.05 00:29:01 93.72 52.32 41.40 4542.75 8633.39 00:30:01 19.16 0.32 18.85 4.00 1322.71 Average: 81.59 30.56 51.04 2556.69 14740.99 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:02 5924980 7442680 2242448 27.46 37020 1660812 976616 10.60 555660 1517000 60912 00:28:01 5620452 7400820 2546976 31.18 57460 1888152 1005016 10.91 611680 1735060 126184 00:29:01 5388840 7426232 2778588 34.02 61704 2137368 964608 10.47 690308 1881280 26824 00:30:01 5303968 7342500 2863460 35.06 63720 2136288 1048268 11.37 778620 1876604 12568 Average: 5559560 7403058 2607868 31.93 54976 1955655 998627 10.84 659067 1752486 56622 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:27:02 ens3 274.58 176.31 1031.66 59.93 0.00 0.00 0.00 0.00 00:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:28:01 ens3 55.14 42.24 713.34 5.59 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 lo 1.67 1.67 0.20 0.20 0.00 0.00 0.00 0.00 00:29:01 ens3 230.16 121.26 1706.90 22.04 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 8.43 10.08 6.47 4.76 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 142.45 87.67 865.27 23.16 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-7627) 10/29/25 _x86_64_ (4 CPU) 00:25:41 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:02 all 18.55 0.00 2.79 5.44 2.08 71.14 00:27:02 0 15.14 0.00 1.94 4.50 2.02 76.40 00:27:02 1 30.32 0.00 2.69 5.88 2.56 58.55 00:27:02 2 14.67 0.00 4.99 8.00 2.18 70.17 00:27:02 3 14.08 0.00 1.57 3.38 1.61 79.37 00:28:01 all 19.42 0.00 1.18 2.36 0.79 76.24 00:28:01 0 11.29 0.00 0.69 0.14 0.41 87.48 00:28:01 1 32.20 0.00 1.44 2.90 1.14 62.32 00:28:01 2 13.54 0.00 1.37 6.26 0.81 78.02 00:28:01 3 20.70 0.00 1.21 0.15 0.80 77.15 00:29:01 all 25.93 0.00 1.65 2.26 2.82 67.34 00:29:01 0 17.62 0.00 1.66 1.78 2.47 76.47 00:29:01 1 32.47 0.00 1.79 2.04 2.99 60.70 00:29:01 2 17.60 0.00 1.76 3.53 2.84 74.27 00:29:01 3 36.06 0.00 1.33 1.71 2.96 57.94 00:30:01 all 18.45 0.00 0.76 0.72 0.79 79.27 00:30:01 0 16.55 0.00 0.82 0.05 0.65 81.93 00:30:01 1 10.37 0.00 0.66 0.08 0.90 87.99 00:30:01 2 0.78 0.00 0.37 2.25 0.25 96.35 00:30:01 3 46.12 0.00 1.22 0.50 1.38 50.78 Average: all 20.60 0.00 1.60 2.70 1.63 73.48 Average: 0 15.17 0.00 1.28 1.63 1.40 80.53 Average: 1 26.30 0.00 1.65 2.73 1.90 67.42 Average: 2 11.64 0.00 2.13 5.01 1.52 79.70 Average: 3 29.26 0.00 1.33 1.44 1.69 66.27