---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2063 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 12G 8.1G 58% / 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 530 2531 0 4914 7150 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:2e:eb:17 brd ff:ff:ff:ff:ff:ff inet 10.32.7.223/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe2e:eb17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:9e:3d:b3 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-2063) 12/30/25 _x86_64_ (4 CPU) 20:25:43 LINUX RESTART (4 CPU) 20:26:01 tps rtps wtps bread/s bwrtn/s 20:27:02 162.66 69.07 93.58 5587.47 40809.62 20:28:01 61.95 4.71 57.24 850.71 8915.12 20:29:01 117.20 8.08 109.12 1459.09 18202.70 20:30:01 59.52 0.50 59.02 4.67 10779.14 20:31:01 56.72 0.75 55.97 6.00 15409.57 20:32:01 234.96 0.10 234.86 3.47 55838.56 20:33:01 19.51 0.37 19.15 30.66 650.02 Average: 101.89 11.96 89.93 1135.26 21545.33 20:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:27:02 5832620 7386100 2334800 28.59 40628 1691232 1007788 10.94 613528 1545764 71272 20:28:01 5545580 7380680 2621840 32.10 60400 1937536 973796 10.57 642292 1771044 129968 20:29:01 4859592 7141492 3307828 40.50 105444 2291176 1560648 16.93 965032 2052192 37296 20:30:01 4239864 7000696 3927556 48.09 135052 2673788 1693508 18.38 1166608 2390584 188372 20:31:01 2885340 6694744 5282080 64.67 202520 3439184 2062704 22.38 1549280 3144140 659852 20:32:01 2514440 7228696 5652980 69.21 271176 4137808 1536324 16.67 1088916 3837648 364 20:33:01 2648952 7374324 5518468 67.57 272720 4146512 1048572 11.38 957740 3837056 25528 Average: 4075198 7172390 4092222 50.10 155420 2902462 1411906 15.32 997628 2654061 158950 20:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:27:02 ens3 453.66 247.34 1294.90 68.04 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 lo 1.90 1.90 0.16 0.16 0.00 0.00 0.00 0.00 20:28:01 ens3 46.73 39.69 568.70 6.82 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 lo 0.53 0.53 0.08 0.08 0.00 0.00 0.00 0.00 20:29:01 ens3 259.74 159.79 1150.30 24.27 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 ens3 776.39 167.11 2842.37 20.40 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 ens3 335.71 108.35 1224.26 24.10 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:32:01 ens3 4.40 1.55 4.60 0.37 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:33:01 ens3 12.88 11.71 9.64 6.30 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 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 270.47 105.24 1014.61 21.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2063) 12/30/25 _x86_64_ (4 CPU) 20:25:43 LINUX RESTART (4 CPU) 20:26:01 CPU %user %nice %system %iowait %steal %idle 20:27:02 all 20.17 0.00 2.67 5.21 1.04 70.91 20:27:02 0 10.90 0.00 4.21 4.71 0.71 79.47 20:27:02 1 23.13 0.00 1.88 3.91 1.02 70.05 20:27:02 2 35.37 0.00 2.56 4.53 1.34 56.21 20:27:02 3 11.35 0.00 2.02 7.69 1.10 77.83 20:28:01 all 21.20 0.00 1.37 1.60 0.81 75.02 20:28:01 0 5.51 0.00 0.49 0.07 0.34 93.59 20:28:01 1 30.01 0.00 1.93 0.54 1.13 66.38 20:28:01 2 32.29 0.00 2.00 0.07 0.95 64.69 20:28:01 3 16.96 0.00 1.03 5.72 0.80 75.49 20:29:01 all 16.20 0.00 3.96 2.60 1.01 76.23 20:29:01 0 9.84 0.00 3.09 4.11 0.82 82.14 20:29:01 1 23.60 0.00 5.18 2.71 1.29 67.22 20:29:01 2 23.41 0.00 4.43 0.91 1.16 70.09 20:29:01 3 7.90 0.00 3.15 2.71 0.74 85.49 20:30:01 all 23.24 0.00 4.12 1.23 1.41 70.00 20:30:01 0 24.95 0.00 4.19 2.07 1.50 67.28 20:30:01 1 11.39 0.00 4.19 2.74 1.04 80.64 20:30:01 2 39.10 0.00 4.04 0.05 1.82 54.99 20:30:01 3 17.50 0.00 4.05 0.05 1.28 77.12 20:31:01 all 24.63 0.00 5.34 1.44 1.64 66.96 20:31:01 0 12.51 0.00 6.17 0.65 1.19 79.48 20:31:01 1 39.96 0.00 5.50 1.27 2.22 51.05 20:31:01 2 20.32 0.00 4.07 1.77 1.33 72.51 20:31:01 3 25.72 0.00 5.63 2.04 1.84 64.78 20:32:01 all 18.68 0.00 8.35 6.13 1.46 65.38 20:32:01 0 11.26 0.00 8.61 2.82 0.97 76.34 20:32:01 1 27.14 0.00 7.76 9.43 1.64 54.04 20:32:01 2 22.08 0.00 7.24 8.03 1.77 60.87 20:32:01 3 14.24 0.00 9.82 4.29 1.43 70.22 20:33:01 all 23.65 0.00 1.20 0.52 1.09 73.54 20:33:01 0 10.18 0.00 0.78 0.47 0.93 87.64 20:33:01 1 6.11 0.00 0.68 0.10 0.40 92.70 20:33:01 2 51.93 0.00 1.86 1.46 1.98 42.76 20:33:01 3 26.38 0.00 1.43 0.03 1.03 71.12 Average: all 21.12 0.00 3.86 2.68 1.21 71.14 Average: 0 12.18 0.00 3.94 2.13 0.93 80.82 Average: 1 23.02 0.00 3.87 2.95 1.25 68.91 Average: 2 32.09 0.00 3.75 2.41 1.48 60.28 Average: 3 17.17 0.00 3.88 3.21 1.18 74.57