---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1013 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 556 4559 0 2859 7123 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:fb:7e:13 brd ff:ff:ff:ff:ff:ff inet 10.32.7.65/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fefb:7e13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:a9:5b:e3 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-1013) 12/17/25 _x86_64_ (4 CPU) 16:15:15 LINUX RESTART (4 CPU) 16:16:01 tps rtps wtps bread/s bwrtn/s 16:17:01 64.31 20.88 43.43 713.61 6235.76 16:18:01 157.19 104.53 52.66 4333.57 9707.55 16:19:01 25.61 8.78 16.83 731.36 5468.71 16:20:01 38.94 28.26 10.68 1515.63 2742.42 16:21:01 19.28 3.05 16.23 91.47 4756.93 16:22:01 25.28 0.60 24.68 75.05 10070.05 Average: 55.11 27.69 27.42 1243.64 6497.00 16:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:17:01 5751784 7438500 2415644 29.58 53520 1802324 931452 10.11 569928 1652728 136552 16:18:01 5245136 7231432 2922292 35.78 68224 2075936 1102968 11.97 817828 1885036 65976 16:19:01 4403200 6559740 3764228 46.09 72460 2235848 1718120 18.64 1550296 1980508 63516 16:20:01 3539568 5870132 4627860 56.66 76600 2399140 2371880 25.74 2314880 2065332 114560 16:21:01 4690856 7301712 3476572 42.57 79572 2671496 1003776 10.89 1020708 2202088 269016 16:22:01 4707680 7329728 3459748 42.36 82340 2679504 987608 10.72 1000364 2204732 10656 Average: 4723037 6955207 3444391 42.17 72119 2310708 1352634 14.68 1212334 1998404 110046 16:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 16:17:01 ens3 166.34 107.87 956.49 19.60 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:18:01 ens3 91.20 66.12 556.21 17.59 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 16:19:01 ens3 193.65 170.08 2128.31 32.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 16:20:01 ens3 77.97 59.23 260.27 11.54 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 lo 0.77 0.77 0.06 0.06 0.00 0.00 0.00 0.00 16:21:01 ens3 103.08 95.75 746.32 69.96 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 16:22:01 ens3 11.83 11.50 10.74 5.50 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 107.35 85.09 776.40 26.03 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-1013) 12/17/25 _x86_64_ (4 CPU) 16:15:15 LINUX RESTART (4 CPU) 16:16:01 CPU %user %nice %system %iowait %steal %idle 16:17:01 all 20.65 0.00 1.40 1.94 1.19 74.82 16:17:01 0 25.77 0.00 1.83 2.13 1.15 69.11 16:17:01 1 16.00 0.00 0.97 0.97 1.00 81.06 16:17:01 2 14.16 0.00 1.30 4.24 1.38 78.93 16:17:01 3 26.68 0.00 1.51 0.42 1.20 70.19 16:18:01 all 21.80 0.00 1.84 5.71 2.40 68.26 16:18:01 0 20.95 0.00 1.76 4.46 2.22 70.62 16:18:01 1 10.41 0.00 1.13 3.38 1.65 83.43 16:18:01 2 11.49 0.00 1.64 7.49 2.35 77.05 16:18:01 3 44.39 0.00 2.82 7.51 3.41 41.88 16:19:01 all 49.00 0.00 1.56 0.49 5.85 43.09 16:19:01 0 54.25 0.00 1.32 0.17 5.80 38.46 16:19:01 1 44.26 0.00 1.70 0.31 5.69 48.04 16:19:01 2 54.65 0.00 1.64 0.61 6.23 36.87 16:19:01 3 42.88 0.00 1.57 0.87 5.69 48.99 16:20:01 all 55.67 0.00 2.16 1.18 6.17 34.82 16:20:01 0 60.16 0.00 1.77 1.11 5.72 31.24 16:20:01 1 43.37 0.00 2.49 1.20 6.12 46.81 16:20:01 2 66.39 0.00 1.77 0.60 6.48 24.76 16:20:01 3 52.85 0.00 2.57 1.83 6.37 36.37 16:21:01 all 59.12 0.00 1.66 0.28 6.67 32.27 16:21:01 0 66.11 0.00 2.02 0.31 7.26 24.30 16:21:01 1 62.60 0.00 1.26 0.08 6.36 29.70 16:21:01 2 47.63 0.00 2.03 0.48 6.51 43.35 16:21:01 3 60.10 0.00 1.38 0.26 6.56 31.70 16:22:01 all 20.97 0.00 1.09 1.13 0.92 75.90 16:22:01 0 21.09 0.00 1.34 1.74 0.94 74.90 16:22:01 1 32.71 0.00 1.55 0.80 1.22 63.73 16:22:01 2 22.81 0.00 0.88 1.95 1.08 73.28 16:22:01 3 7.36 0.00 0.53 0.02 0.46 91.63 Average: all 37.92 0.00 1.62 1.79 3.88 54.80 Average: 0 41.44 0.00 1.67 1.65 3.86 51.38 Average: 1 34.96 0.00 1.52 1.12 3.69 58.71 Average: 2 36.22 0.00 1.54 2.56 4.01 55.67 Average: 3 39.07 0.00 1.73 1.81 3.95 53.43