---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1279 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: 7975 511 4593 0 2870 7167 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:15:43:29 brd ff:ff:ff:ff:ff:ff inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe15:4329/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:54:c9:26:b8 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-1279) 12/20/25 _x86_64_ (4 CPU) 15:10:44 LINUX RESTART (4 CPU) 15:11:01 tps rtps wtps bread/s bwrtn/s 15:12:02 156.49 69.25 87.24 5578.01 40015.48 15:13:01 76.29 0.12 76.17 21.83 10502.63 15:14:01 136.88 104.88 32.00 4887.14 6466.76 15:15:01 15.21 3.95 11.26 183.54 4940.89 15:16:01 41.99 27.87 14.11 1482.44 4391.47 15:17:01 15.53 4.43 11.10 139.82 4848.78 15:18:01 26.90 0.65 26.25 76.63 6368.55 Average: 67.02 30.24 36.78 1771.46 11078.10 15:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:12:02 5895308 7413200 2272112 27.82 38844 1658896 1003360 10.89 589908 1511328 54344 15:13:01 5555620 7373776 2611800 31.98 64060 1916148 1020640 11.07 637312 1767536 124084 15:14:01 4786756 6886716 3380664 41.39 74032 2180612 1664684 18.06 1178692 1975884 84960 15:15:01 3757768 5926876 4409652 53.99 75960 2244832 2379524 25.82 2197600 1978668 5284 15:16:01 3393188 5744568 4774232 58.45 80344 2415852 2394968 25.99 2445564 2079836 16692 15:17:01 4705760 7327624 3461660 42.38 83532 2678412 1030148 11.18 943932 2264264 155988 15:18:01 4647728 7281064 3519692 43.09 86624 2686480 1068824 11.60 1000564 2265456 10708 Average: 4677447 6850546 3489973 42.73 71914 2254462 1508878 16.37 1284796 1977567 64580 15:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:02 ens3 428.30 248.69 1124.36 70.66 0.00 0.00 0.00 0.00 15:12:02 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 ens3 172.38 104.66 943.93 10.96 0.00 0.00 0.00 0.00 15:13:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 ens3 180.70 143.39 1615.90 23.18 0.00 0.00 0.00 0.00 15:14:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 ens3 89.55 77.12 803.99 16.47 0.00 0.00 0.00 0.00 15:15:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 ens3 78.36 63.83 365.03 13.47 0.00 0.00 0.00 0.00 15:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 ens3 232.19 154.60 1868.05 21.78 0.00 0.00 0.00 0.00 15:17:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 ens3 16.33 14.59 12.67 10.93 0.00 0.00 0.00 0.00 15:18:01 lo 0.80 0.80 0.08 0.08 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 171.11 115.30 962.05 23.95 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1279) 12/20/25 _x86_64_ (4 CPU) 15:10:44 LINUX RESTART (4 CPU) 15:11:01 CPU %user %nice %system %iowait %steal %idle 15:12:02 all 19.37 0.00 3.31 5.27 2.77 69.28 15:12:02 0 14.95 0.00 2.57 7.52 2.66 72.30 15:12:02 1 26.67 0.00 2.64 1.10 2.63 66.97 15:12:02 2 8.23 0.00 5.66 7.54 2.94 75.63 15:12:02 3 27.63 0.00 2.37 4.96 2.84 62.19 15:13:01 all 19.81 0.00 1.34 2.66 1.05 75.14 15:13:01 0 65.82 0.00 3.68 0.88 2.56 27.06 15:13:01 1 12.59 0.00 0.85 0.22 0.59 85.75 15:13:01 2 0.71 0.00 0.56 8.76 0.61 89.35 15:13:01 3 0.03 0.00 0.24 0.81 0.42 98.49 15:14:01 all 25.18 0.00 1.99 4.98 4.31 63.54 15:14:01 0 26.43 0.00 2.20 3.01 4.04 64.33 15:14:01 1 25.24 0.00 1.87 4.77 4.52 63.60 15:14:01 2 24.10 0.00 2.30 7.36 5.19 61.04 15:14:01 3 24.95 0.00 1.56 4.78 3.51 65.21 15:15:01 all 68.13 0.00 2.06 0.27 8.51 21.04 15:15:01 0 67.41 0.00 2.63 0.62 9.61 19.74 15:15:01 1 61.15 0.00 2.36 0.20 8.08 28.22 15:15:01 2 69.65 0.00 2.02 0.25 8.30 19.79 15:15:01 3 74.29 0.00 1.27 0.00 8.07 16.37 15:16:01 all 55.88 0.00 2.35 1.07 6.48 34.22 15:16:01 0 50.92 0.00 2.27 1.47 6.57 38.76 15:16:01 1 38.64 0.00 2.78 0.78 6.05 51.75 15:16:01 2 64.24 0.00 2.27 1.27 6.63 25.59 15:16:01 3 69.76 0.00 2.05 0.75 6.69 20.75 15:17:01 all 50.06 0.00 1.88 0.45 6.53 41.08 15:17:01 0 44.78 0.00 2.21 1.27 6.39 45.36 15:17:01 1 53.45 0.00 2.18 0.07 6.69 37.61 15:17:01 2 51.90 0.00 1.77 0.23 6.58 39.52 15:17:01 3 50.14 0.00 1.38 0.21 6.44 41.83 15:18:01 all 21.77 0.00 1.27 1.02 1.06 74.88 15:18:01 0 19.38 0.00 0.70 0.20 0.97 78.75 15:18:01 1 19.49 0.00 1.50 1.35 0.92 76.74 15:18:01 2 7.51 0.00 0.85 2.36 0.85 88.43 15:18:01 3 40.74 0.00 1.98 0.13 1.50 55.65 Average: all 37.31 0.00 2.03 2.24 4.41 54.01 Average: 0 41.40 0.00 2.32 2.14 4.71 49.44 Average: 1 34.02 0.00 2.03 1.21 4.23 58.50 Average: 2 32.54 0.00 2.21 3.94 4.47 56.84 Average: 3 41.26 0.00 1.55 1.66 4.23 51.29