---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10587 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 9.3G 9.9G 49% / 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 508 4916 0 2550 7181 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:cd:59:f4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fecd:59f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:a1:77:a2 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-10587) 11/29/25 _x86_64_ (4 CPU) 22:06:48 LINUX RESTART (4 CPU) 22:07:01 tps rtps wtps bread/s bwrtn/s 22:08:01 154.87 69.04 85.84 5581.74 39436.11 22:09:01 77.67 0.25 77.42 27.86 10507.32 22:10:01 62.46 30.33 32.13 1647.04 5308.73 22:11:01 8.13 0.02 8.11 0.13 306.38 22:12:01 34.62 7.55 27.07 713.78 3836.62 22:13:01 34.68 7.77 26.91 233.29 3873.22 22:14:01 26.86 1.15 25.71 96.92 7638.06 Average: 57.04 16.58 40.45 1185.78 10128.38 22:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:08:01 5876532 7374464 2290888 28.05 37064 1641564 1023964 11.11 622760 1498520 51540 22:09:01 5551280 7355772 2616140 32.03 62764 1904372 1026496 11.14 649712 1759104 122956 22:10:01 5398628 7272404 2768792 33.90 65784 1969144 1116468 12.11 748048 1810472 796 22:11:01 5385516 7266116 2781904 34.06 67500 1973448 1116468 12.11 755980 1814024 1900 22:12:01 4752368 6766700 3415052 41.81 70336 2100468 1565236 16.98 1299264 1893188 6380 22:13:01 5035176 7339676 3132244 38.35 73708 2382448 1037088 11.25 833836 2068800 193020 22:14:01 5069504 7387976 3097916 37.93 76808 2392216 969440 10.52 800976 2064808 11052 Average: 5295572 7251873 2871848 35.16 64852 2051951 1122166 12.18 815797 1844131 55378 22:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 22:08:01 ens3 377.59 198.38 943.61 61.65 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 22:09:01 ens3 173.09 100.72 926.35 10.56 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 22:10:01 ens3 110.33 102.85 248.95 22.62 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:11:01 ens3 57.10 81.43 62.75 13.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 22:12:01 ens3 281.44 291.95 1736.33 46.39 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 lo 1.90 1.90 0.43 0.43 0.00 0.00 0.00 0.00 22:13:01 ens3 429.10 318.91 2186.26 68.66 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 22:14:01 ens3 17.03 14.80 15.13 7.25 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: lo 0.98 0.98 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 206.51 158.43 874.15 32.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10587) 11/29/25 _x86_64_ (4 CPU) 22:06:48 LINUX RESTART (4 CPU) 22:07:01 CPU %user %nice %system %iowait %steal %idle 22:08:01 all 16.90 0.00 2.79 5.45 1.92 72.94 22:08:01 0 11.84 0.00 2.00 5.43 1.53 79.19 22:08:01 1 16.32 0.00 3.83 7.40 1.95 70.49 22:08:01 2 28.14 0.00 2.29 3.15 2.34 64.07 22:08:01 3 11.25 0.00 3.00 5.84 1.85 78.07 22:09:01 all 19.67 0.00 1.44 2.86 1.16 74.87 22:09:01 0 2.66 0.00 0.23 0.03 0.33 96.74 22:09:01 1 11.43 0.00 0.85 0.28 0.78 86.66 22:09:01 2 31.95 0.00 2.03 6.00 1.94 58.08 22:09:01 3 32.53 0.00 2.63 5.13 1.61 58.10 22:10:01 all 13.32 0.00 0.94 1.28 1.86 82.60 22:10:01 0 8.61 0.00 0.67 0.97 1.35 88.41 22:10:01 1 13.53 0.00 1.03 1.69 1.71 82.04 22:10:01 2 16.47 0.00 1.32 1.44 2.72 78.05 22:10:01 3 14.65 0.00 0.75 1.03 1.64 81.93 22:11:01 all 4.89 0.00 0.36 0.04 1.17 93.55 22:11:01 0 1.56 0.00 0.42 0.02 0.95 97.06 22:11:01 1 1.80 0.00 0.18 0.00 0.63 97.39 22:11:01 2 7.05 0.00 0.63 0.02 2.22 90.08 22:11:01 3 9.12 0.00 0.18 0.15 0.86 89.68 22:12:01 all 25.91 0.00 1.38 0.48 4.18 68.05 22:12:01 0 29.61 0.00 1.17 0.23 3.85 65.13 22:12:01 1 20.64 0.00 1.37 0.40 3.74 73.86 22:12:01 2 26.81 0.00 1.48 0.43 5.04 66.24 22:12:01 3 26.59 0.00 1.55 0.82 4.07 66.97 22:13:01 all 48.50 0.00 2.09 0.42 5.34 43.65 22:13:01 0 38.71 0.00 1.90 1.10 4.96 53.32 22:13:01 1 51.99 0.00 1.75 0.13 5.52 40.61 22:13:01 2 46.10 0.00 2.09 0.02 5.22 46.57 22:13:01 3 57.19 0.00 2.57 0.45 5.67 34.11 22:14:01 all 21.98 0.00 1.10 0.98 1.14 74.80 22:14:01 0 3.89 0.00 0.52 1.00 0.27 94.33 22:14:01 1 26.77 0.00 1.23 1.72 1.54 68.74 22:14:01 2 4.54 0.00 0.63 0.93 1.03 92.87 22:14:01 3 52.76 0.00 2.03 0.25 1.75 43.21 Average: all 21.62 0.00 1.44 1.64 2.40 72.89 Average: 0 13.90 0.00 0.99 1.25 1.90 81.96 Average: 1 20.39 0.00 1.46 1.66 2.27 74.22 Average: 2 23.01 0.00 1.49 1.71 2.93 70.86 Average: 3 29.18 0.00 1.82 1.95 2.50 64.56