---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1801 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 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 502 4606 0 2866 7177 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:5f:f8:25 brd ff:ff:ff:ff:ff:ff inet 10.32.6.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe5f:f825/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:15:36:19 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-1801) 12/27/25 _x86_64_ (4 CPU) 10:39:37 LINUX RESTART (4 CPU) 10:40:02 tps rtps wtps bread/s bwrtn/s 10:41:01 146.50 61.79 84.71 4741.84 41439.23 10:42:01 81.54 21.44 60.10 1382.74 9999.73 10:43:01 125.35 92.20 33.14 3660.06 8743.08 10:44:01 10.11 0.88 9.23 55.86 4744.41 10:45:01 45.25 30.24 15.01 1557.61 4440.92 10:46:01 25.63 0.92 24.71 87.05 7570.07 Average: 72.19 34.50 37.69 1906.29 12742.90 10:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:41:01 5809468 7368620 2357960 28.87 41128 1696492 1025752 11.13 639504 1547740 70708 10:42:01 5493912 7354968 2673516 32.73 61936 1961076 1162324 12.61 665824 1802808 122144 10:43:01 4451036 6632456 3716392 45.50 71800 2262316 1701880 18.47 1466248 2021496 81532 10:44:01 3544504 5788848 4622924 56.60 73544 2320896 2537748 27.54 2338300 2048952 5012 10:45:01 3242376 5671568 4925052 60.30 77952 2494316 2604256 28.26 2524944 2149340 14960 10:46:01 4664924 7294680 3502504 42.88 82272 2686936 1066964 11.58 966204 2284572 26064 Average: 4534370 6685190 3633058 44.48 68105 2237005 1683154 18.26 1433504 1975818 53403 10:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:41:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 10:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:41:01 ens3 443.04 257.14 1437.65 71.21 0.00 0.00 0.00 0.00 10:42:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 10:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:42:01 ens3 72.39 44.60 704.90 10.90 0.00 0.00 0.00 0.00 10:43:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 ens3 215.73 197.85 2814.69 24.85 0.00 0.00 0.00 0.00 10:44:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 ens3 98.48 79.42 787.68 20.05 0.00 0.00 0.00 0.00 10:45:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 ens3 79.66 68.84 367.85 19.84 0.00 0.00 0.00 0.00 10:46:01 lo 0.80 0.80 0.06 0.06 0.00 0.00 0.00 0.00 10:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:46:01 ens3 68.22 64.81 616.30 13.65 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 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 162.14 118.39 1120.60 26.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1801) 12/27/25 _x86_64_ (4 CPU) 10:39:37 LINUX RESTART (4 CPU) 10:40:02 CPU %user %nice %system %iowait %steal %idle 10:41:01 all 21.07 0.00 2.75 5.03 2.58 68.57 10:41:01 0 17.20 0.00 2.19 6.12 2.86 71.64 10:41:01 1 26.72 0.00 2.30 7.37 2.67 60.94 10:41:01 2 10.23 0.00 4.29 5.13 2.17 78.17 10:41:01 3 30.15 0.00 2.24 1.47 2.60 63.54 10:42:01 all 21.66 0.00 1.46 2.36 2.08 72.44 10:42:01 0 4.36 0.00 0.63 1.60 1.73 91.69 10:42:01 1 15.87 0.00 1.10 0.98 2.66 79.39 10:42:01 2 7.89 0.00 0.93 6.10 1.18 83.91 10:42:01 3 58.75 0.00 3.19 0.76 2.74 34.56 10:43:01 all 30.87 0.00 1.77 5.11 5.54 56.70 10:43:01 0 24.84 0.00 1.48 3.70 4.71 65.26 10:43:01 1 41.26 0.00 1.45 7.06 5.49 44.75 10:43:01 2 28.81 0.00 1.95 5.15 5.92 58.17 10:43:01 3 28.65 0.00 2.21 4.56 6.03 58.55 10:44:01 all 63.68 0.00 1.52 0.12 7.82 26.86 10:44:01 0 66.73 0.00 1.77 0.17 8.17 23.17 10:44:01 1 68.70 0.00 1.11 0.02 7.06 23.12 10:44:01 2 43.94 0.00 1.62 0.26 8.30 45.88 10:44:01 3 75.50 0.00 1.58 0.03 7.77 15.12 10:45:01 all 59.43 0.00 2.51 1.17 8.97 27.92 10:45:01 0 58.66 0.00 2.90 2.05 9.24 27.14 10:45:01 1 70.26 0.00 1.79 1.23 9.15 17.58 10:45:01 2 44.31 0.00 2.81 0.93 8.32 43.63 10:45:01 3 64.65 0.00 2.56 0.44 9.17 23.18 10:46:01 all 29.55 0.00 1.31 0.96 3.13 65.04 10:46:01 0 14.55 0.00 1.37 2.03 2.60 79.44 10:46:01 1 51.76 0.00 1.41 1.08 3.99 41.76 10:46:01 2 16.70 0.00 0.92 0.59 2.82 78.96 10:46:01 3 35.30 0.00 1.52 0.15 3.13 59.89 Average: all 37.81 0.00 1.89 2.45 5.04 52.81 Average: 0 31.15 0.00 1.72 2.60 4.90 59.63 Average: 1 45.81 0.00 1.52 2.94 5.18 44.55 Average: 2 25.46 0.00 2.08 3.01 4.81 64.64 Average: 3 48.89 0.00 2.22 1.24 5.26 42.40