---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10518 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 11G 8.5G 56% / 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 538 3276 0 4161 7139 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:2d:38:19 brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fe2d:3819/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f7:ad:5d:7e 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 inet6 fe80::42:f7ff:fead:5d7e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10518) 11/29/25 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 155.29 69.37 85.92 5603.60 39950.84 10:06:01 57.69 0.25 57.44 28.33 8978.65 10:07:01 66.29 30.77 35.52 1658.65 8831.19 10:08:01 26.66 12.36 14.30 886.92 5713.85 10:09:01 147.13 3.92 143.21 458.86 67663.66 10:10:01 5.23 0.02 5.21 0.13 281.91 10:11:01 7.15 0.02 7.13 0.27 471.31 10:12:01 26.63 1.35 25.28 103.33 8444.80 Average: 61.52 14.79 46.73 1094.88 17559.95 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 5860860 7397484 2306560 28.24 36884 1680232 1003280 10.89 604812 1531260 72864 10:06:01 5554116 7346332 2613304 32.00 57072 1901512 1044432 11.33 671744 1742748 126868 10:07:01 5276948 7243520 2890472 35.39 65456 2059576 1128700 12.25 783256 1892128 9016 10:08:01 4036624 6195592 4130796 50.58 68392 2244040 2011204 21.82 1915320 1986496 8448 10:09:01 1960256 5741328 6207164 76.00 137108 3654104 2778120 30.14 2483696 3319580 1564 10:10:01 1865016 5580364 6302404 77.17 137352 3592636 2941616 31.92 2645152 3256324 732 10:11:01 2851204 6602320 5316216 65.09 137720 3627228 1934132 20.99 1634128 3286836 28360 10:12:01 3376752 7334168 4790668 58.66 142064 3821100 1064728 11.55 972700 3418180 33184 Average: 3847722 6680138 4319698 52.89 97756 2822554 1738276 18.86 1463851 2554194 35130 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:02 ens3 519.47 259.52 1247.39 70.17 0.00 0.00 0.00 0.00 10:06:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 ens3 64.93 55.68 716.79 6.49 0.00 0.00 0.00 0.00 10:07:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 ens3 130.51 113.83 1389.20 23.66 0.00 0.00 0.00 0.00 10:08:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 ens3 209.33 185.47 2505.02 20.39 0.00 0.00 0.00 0.00 10:09:01 lo 4.98 4.98 0.89 0.89 0.00 0.00 0.00 0.00 10:09:01 docker0 1.22 1.57 0.20 0.64 0.00 0.00 0.00 0.00 10:09:01 veth894d3b3 0.22 0.48 0.01 0.04 0.00 0.00 0.00 0.00 10:09:01 ens3 860.24 311.38 8482.18 23.70 0.00 0.00 0.00 0.00 10:10:01 lo 662.40 662.40 170.87 170.87 0.00 0.00 0.00 0.00 10:10:01 docker0 0.20 0.40 0.01 0.03 0.00 0.00 0.00 0.00 10:10:01 veth894d3b3 0.20 0.42 0.01 0.03 0.00 0.00 0.00 0.00 10:10:01 ens3 51.33 33.74 11.78 86.03 0.00 0.00 0.00 0.00 10:11:01 lo 841.49 841.49 264.00 264.00 0.00 0.00 0.00 0.00 10:11:01 docker0 0.20 0.22 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 veth894d3b3 0.20 0.23 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 ens3 151.67 103.80 209.96 153.06 0.00 0.00 0.00 0.00 10:12:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 ens3 106.60 98.22 915.07 19.80 0.00 0.00 0.00 0.00 Average: lo 189.63 189.63 54.65 54.65 0.00 0.00 0.00 0.00 Average: docker0 0.20 0.27 0.03 0.08 0.00 0.00 0.00 0.00 Average: ens3 262.17 145.39 1937.09 50.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10518) 11/29/25 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 18.22 0.00 3.12 5.30 1.53 71.83 10:05:02 0 20.49 0.00 5.10 5.45 1.25 67.71 10:05:02 1 30.21 0.00 2.64 6.53 1.44 59.18 10:05:02 2 10.89 0.00 2.37 7.79 1.92 77.03 10:05:02 3 11.26 0.00 2.43 1.40 1.53 83.38 10:06:01 all 19.80 0.00 1.05 1.98 1.02 76.15 10:06:01 0 22.37 0.00 0.93 2.05 1.40 73.25 10:06:01 1 10.44 0.00 0.56 0.08 0.41 88.51 10:06:01 2 3.60 0.00 0.44 5.30 0.37 90.29 10:06:01 3 42.78 0.00 2.25 0.51 1.86 52.60 10:07:01 all 15.14 0.00 1.01 1.40 1.34 81.10 10:07:01 0 17.57 0.00 0.43 1.02 1.38 79.59 10:07:01 1 15.50 0.00 1.08 1.91 1.17 80.34 10:07:01 2 12.38 0.00 0.60 2.20 1.41 83.41 10:07:01 3 15.11 0.00 1.94 0.48 1.41 81.05 10:08:01 all 62.38 0.00 1.69 0.49 4.53 30.90 10:08:01 0 68.57 0.00 1.26 0.60 4.08 25.49 10:08:01 1 60.17 0.00 2.34 0.50 4.73 32.26 10:08:01 2 60.87 0.00 1.49 0.35 4.86 32.43 10:08:01 3 59.85 0.00 1.72 0.53 4.46 33.44 10:09:01 all 24.56 0.00 9.28 2.29 2.45 61.43 10:09:01 0 25.75 0.00 9.55 1.95 2.37 60.38 10:09:01 1 26.37 0.00 10.37 6.04 2.34 54.87 10:09:01 2 23.43 0.00 7.88 0.22 2.42 66.05 10:09:01 3 22.70 0.00 9.29 0.92 2.65 64.44 10:10:01 all 71.20 0.00 5.58 0.13 5.56 17.54 10:10:01 0 75.06 0.00 5.46 0.02 5.61 13.85 10:10:01 1 61.13 0.00 6.27 0.19 5.93 26.49 10:10:01 2 70.57 0.00 5.06 0.20 4.99 19.18 10:10:01 3 77.87 0.00 5.52 0.10 5.70 10.81 10:11:01 all 57.91 0.00 5.20 0.10 4.73 32.06 10:11:01 0 55.26 0.00 5.35 0.03 4.53 34.83 10:11:01 1 55.88 0.00 4.78 0.00 4.42 34.93 10:11:01 2 57.39 0.00 5.01 0.00 4.71 32.89 10:11:01 3 63.09 0.00 5.69 0.35 5.27 25.58 10:12:01 all 24.73 0.00 1.38 0.78 1.18 71.92 10:12:01 0 8.30 0.00 1.20 1.25 0.78 88.48 10:12:01 1 20.84 0.00 1.26 0.86 1.21 75.82 10:12:01 2 4.09 0.00 0.83 0.30 0.73 94.05 10:12:01 3 65.84 0.00 2.23 0.73 1.98 29.21 Average: all 36.74 0.00 3.52 1.56 2.79 55.39 Average: 0 36.63 0.00 3.64 1.55 2.67 55.52 Average: 1 35.07 0.00 3.64 2.02 2.70 56.57 Average: 2 30.42 0.00 2.95 2.05 2.68 61.91 Average: 3 44.84 0.00 3.87 0.63 3.11 47.55