---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6342 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 11G 8.4G 57% / 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 515 3088 0 4371 7162 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:13:6c:e1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fe13:6ce1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:8b:a4:3a 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-6342) 10/13/25 _x86_64_ (4 CPU) 08:16:25 LINUX RESTART (4 CPU) 08:17:01 tps rtps wtps bread/s bwrtn/s 08:18:01 88.09 31.27 56.81 1141.09 4170.48 08:19:01 62.34 4.58 57.76 818.40 9458.02 08:20:01 125.99 8.18 117.81 1470.98 58988.34 08:21:01 137.16 2.38 134.78 48.66 34373.07 08:22:01 14.88 0.28 14.60 14.40 1731.84 08:23:01 17.59 0.37 17.22 31.31 1344.17 Average: 74.34 7.84 66.49 587.46 18343.64 08:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:18:01 5825616 7391860 2341812 28.67 39764 1705184 1005524 10.91 608852 1559708 85008 08:19:01 5648380 7454648 2519048 30.84 58744 1911644 942172 10.22 568880 1746976 97332 08:20:01 3682652 7156776 4484776 54.91 96628 3459628 1473352 15.99 914772 3246344 336712 08:21:01 3212964 7368200 4954464 60.66 152336 3970368 1158800 12.57 885756 3632368 17096 08:22:01 3150888 7313568 5016540 61.42 153328 3976624 1091520 11.84 1703640 2876244 0 08:23:01 3166448 7334820 5000980 61.23 155460 3979232 1077724 11.69 1690416 2873412 11104 Average: 4114491 7336645 4052937 49.62 109377 3167113 1124849 12.21 1062053 2655842 91209 08:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:18:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:18:01 ens3 211.53 147.60 1372.15 59.77 0.00 0.00 0.00 0.00 08:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 08:19:01 ens3 31.74 24.90 295.37 5.77 0.00 0.00 0.00 0.00 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.53 0.53 0.08 0.08 0.00 0.00 0.00 0.00 08:20:01 ens3 1150.02 376.76 7762.31 33.62 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:21:01 ens3 294.97 161.52 1134.38 39.65 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 lo 2.40 2.40 0.21 0.21 0.00 0.00 0.00 0.00 08:22:01 ens3 263.56 465.19 25.78 3735.90 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:23:01 ens3 11.59 12.39 9.49 6.02 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 327.23 198.05 1766.59 646.70 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-6342) 10/13/25 _x86_64_ (4 CPU) 08:16:25 LINUX RESTART (4 CPU) 08:17:01 CPU %user %nice %system %iowait %steal %idle 08:18:01 all 20.93 0.00 1.45 3.26 2.53 71.83 08:18:01 0 14.62 0.00 1.31 5.37 2.35 76.35 08:18:01 1 14.16 0.00 1.38 1.69 2.06 80.71 08:18:01 2 19.31 0.00 1.18 4.94 2.28 72.28 08:18:01 3 35.56 0.00 1.95 1.04 3.42 58.02 08:19:01 all 19.72 0.00 1.45 2.31 1.46 75.06 08:19:01 0 17.36 0.00 0.97 0.60 1.26 79.81 08:19:01 1 4.74 0.00 0.76 1.61 0.78 92.10 08:19:01 2 7.49 0.00 0.93 6.32 1.06 84.20 08:19:01 3 49.29 0.00 3.10 0.71 2.71 44.19 08:20:01 all 16.65 0.00 6.34 3.04 5.48 68.50 08:20:01 0 16.86 0.00 7.08 2.46 5.76 67.85 08:20:01 1 15.14 0.00 6.83 1.31 5.04 71.68 08:20:01 2 13.86 0.00 3.85 3.95 4.66 73.68 08:20:01 3 20.71 0.00 7.63 4.46 6.49 60.71 08:21:01 all 16.52 0.00 5.19 3.92 6.31 68.06 08:21:01 0 19.24 0.00 6.48 6.54 8.46 59.28 08:21:01 1 14.85 0.00 4.30 4.59 5.20 71.06 08:21:01 2 16.20 0.00 5.08 4.14 6.16 68.43 08:21:01 3 15.76 0.00 4.89 0.38 5.37 73.60 08:22:01 all 22.44 0.00 2.09 0.45 3.79 71.23 08:22:01 0 18.20 0.00 1.97 0.03 3.51 76.30 08:22:01 1 20.92 0.00 2.08 0.54 3.66 72.79 08:22:01 2 26.70 0.00 1.96 0.76 3.98 66.61 08:22:01 3 23.97 0.00 2.36 0.44 4.02 69.21 08:23:01 all 20.30 0.00 1.00 0.72 1.34 76.64 08:23:01 0 13.32 0.00 0.68 0.08 0.93 84.98 08:23:01 1 26.86 0.00 1.20 2.58 1.46 67.90 08:23:01 2 11.63 0.00 0.95 0.05 0.97 86.40 08:23:01 3 29.34 0.00 1.16 0.20 1.96 67.34 Average: all 19.42 0.00 2.92 2.29 3.49 71.88 Average: 0 16.61 0.00 3.09 2.53 3.73 74.03 Average: 1 16.12 0.00 2.76 2.06 3.04 76.03 Average: 2 15.88 0.00 2.33 3.36 3.19 75.24 Average: 3 29.09 0.00 3.51 1.20 4.00 62.20