---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2074 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 704K 797M 1% /run /dev/vda1 20G 13G 6.7G 66% / 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 530 1325 0 6119 7146 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:83:81:6b brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85851sec preferred_lft 85851sec inet6 fe80::f816:3eff:fe83:816b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:d5:81:af 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::42:80ff:fed5:81af/64 scope link valid_lft forever preferred_lft forever 4: br-51d72005a7c4: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c6:7b:08:24 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-51d72005a7c4 valid_lft forever preferred_lft forever inet6 fe80::42:c6ff:fe7b:824/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2074) 12/30/25 _x86_64_ (4 CPU) 23:41:47 LINUX RESTART (4 CPU) 23:42:01 tps rtps wtps bread/s bwrtn/s 23:43:02 154.31 69.04 85.27 5590.27 40266.11 23:44:01 57.87 0.22 57.65 23.59 8868.73 23:45:01 155.16 13.11 142.06 2257.69 73802.40 23:46:01 89.21 3.03 86.17 450.44 36338.63 23:47:01 46.88 0.17 46.71 18.13 2748.21 23:48:01 60.09 0.02 60.07 2.13 13202.07 23:49:01 98.50 7.20 91.30 1280.43 47908.71 23:50:01 42.04 0.23 41.81 10.66 1006.10 Average: 88.07 11.65 76.42 1206.67 28061.63 23:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:43:02 5883888 7417876 2283540 27.96 37272 1676668 979916 10.63 588108 1526368 60676 23:44:01 5588028 7392128 2579400 31.58 58384 1910148 993756 10.78 629296 1749504 155428 23:45:01 3598308 6894364 4569120 55.94 87436 3318296 1831644 19.87 1208620 3070212 4764 23:46:01 1925068 6335204 6242360 76.43 105532 4357692 4426004 48.03 2017120 3860124 920 23:47:01 2716996 7197280 5450432 66.73 109272 4419472 1555068 16.87 1216392 3877636 2976 23:48:01 2179832 7054508 5987596 73.31 114744 4791988 1677452 18.20 1496536 4118008 2608 23:49:01 462856 6410820 7704572 94.33 135320 5784436 4288952 46.54 2368604 4886740 1720 23:50:01 1364036 7318904 6803392 83.30 139096 5790156 1212740 13.16 1551228 4820836 26192 Average: 2964876 7002636 5202552 63.70 98382 4006107 2120692 23.01 1384488 3488678 31910 23:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:43:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:43:02 ens3 447.19 252.11 1326.67 67.54 0.00 0.00 0.00 0.00 23:44:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 ens3 57.85 49.45 718.84 6.10 0.00 0.00 0.00 0.00 23:45:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 23:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 ens3 678.11 308.33 11610.25 39.83 0.00 0.00 0.00 0.00 23:46:01 br-51d72005a7c4 0.70 1.07 0.06 0.11 0.00 0.00 0.00 0.00 23:46:01 veth6a40dfa 0.03 0.23 0.00 0.02 0.00 0.00 0.00 0.00 23:46:01 veth711b925 0.75 1.17 0.08 0.12 0.00 0.00 0.00 0.00 23:46:01 lo 6.45 6.45 0.73 0.73 0.00 0.00 0.00 0.00 23:47:01 br-51d72005a7c4 0.15 0.17 0.01 0.01 0.00 0.00 0.00 0.00 23:47:01 lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 23:47:01 docker0 63.99 166.01 7.14 960.53 0.00 0.00 0.00 0.00 23:47:01 ens3 2357.37 1267.71 23444.02 186.41 0.00 0.00 0.00 0.00 23:48:01 br-51d72005a7c4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 vethf7a0216 128.60 345.26 13.50 2500.24 0.00 0.00 0.00 0.20 23:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:48:01 docker0 236.74 643.26 20.40 4534.85 0.00 0.00 0.00 0.00 23:49:01 br-51d72005a7c4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 br-13ce1238db54 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 23:49:01 veth9184368 0.00 0.17 0.00 0.01 0.00 0.00 0.00 0.00 23:49:01 vethd177269 0.00 0.22 0.00 0.02 0.00 0.00 0.00 0.00 23:50:01 br-51d72005a7c4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 lo 20.76 20.76 2.06 2.06 0.00 0.00 0.00 0.00 23:50:01 docker0 326.88 878.32 30.91 5944.99 0.00 0.00 0.00 0.00 23:50:01 ens3 4046.98 1997.63 36165.84 898.16 0.00 0.00 0.00 0.00 Average: br-51d72005a7c4 0.11 0.15 0.01 0.02 0.00 0.00 0.00 0.00 Average: lo 2.22 2.22 0.23 0.23 0.00 0.00 0.00 0.00 Average: docker0 40.94 110.00 3.87 744.57 0.00 0.00 0.00 0.00 Average: ens3 505.62 249.50 4529.34 112.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2074) 12/30/25 _x86_64_ (4 CPU) 23:41:47 LINUX RESTART (4 CPU) 23:42:01 CPU %user %nice %system %iowait %steal %idle 23:43:02 all 18.43 0.00 2.72 4.63 1.05 73.16 23:43:02 0 14.89 0.00 2.36 6.17 1.11 75.45 23:43:02 1 27.14 0.00 2.15 1.15 1.10 68.46 23:43:02 2 10.13 0.00 2.36 7.62 0.85 79.04 23:43:02 3 21.52 0.00 4.01 3.59 1.16 69.71 23:44:01 all 20.72 0.00 1.21 1.60 0.74 75.73 23:44:01 0 24.79 0.00 1.30 0.15 0.96 72.79 23:44:01 1 20.35 0.00 0.88 0.08 0.59 78.09 23:44:01 2 31.09 0.00 1.92 0.17 0.95 65.87 23:44:01 3 6.66 0.00 0.75 5.98 0.44 86.18 23:45:01 all 32.99 0.00 7.52 2.35 2.65 54.49 23:45:01 0 36.47 0.00 6.70 0.68 2.58 53.57 23:45:01 1 33.53 0.00 7.41 1.50 2.58 54.98 23:45:01 2 34.25 0.00 8.39 1.46 2.88 53.02 23:45:01 3 27.69 0.00 7.60 5.78 2.53 56.42 23:46:01 all 47.97 0.00 7.46 2.02 2.41 40.14 23:46:01 0 48.79 0.00 6.51 1.71 2.50 40.48 23:46:01 1 44.25 0.00 8.88 2.51 2.32 42.05 23:46:01 2 47.86 0.00 7.80 0.83 2.39 41.13 23:46:01 3 50.99 0.00 6.67 3.03 2.44 36.88 23:47:01 all 13.24 0.00 2.14 0.79 0.88 82.96 23:47:01 0 11.87 0.00 1.72 1.42 0.73 84.26 23:47:01 1 12.05 0.00 2.09 0.64 0.79 84.44 23:47:01 2 12.84 0.00 2.73 0.92 1.01 82.49 23:47:01 3 16.18 0.00 1.99 0.18 0.99 80.66 23:48:01 all 30.15 0.00 3.68 0.76 2.42 62.99 23:48:01 0 34.70 0.00 2.66 0.42 2.26 59.96 23:48:01 1 27.83 0.00 4.12 0.68 2.64 64.72 23:48:01 2 24.64 0.00 4.23 1.32 2.24 67.57 23:48:01 3 33.44 0.00 3.73 0.59 2.58 59.67 23:49:01 all 48.16 0.00 6.71 2.24 2.32 40.57 23:49:01 0 45.94 0.00 6.29 0.68 2.43 44.66 23:49:01 1 46.87 0.00 5.74 0.76 2.34 44.30 23:49:01 2 50.36 0.00 7.86 1.65 2.40 37.72 23:49:01 3 49.49 0.00 6.97 5.86 2.12 35.55 23:50:01 all 22.44 0.00 1.56 1.12 1.04 73.84 23:50:01 0 32.10 0.00 1.71 1.33 1.46 63.39 23:50:01 1 12.70 0.00 1.25 1.45 0.73 83.86 23:50:01 2 32.29 0.00 2.17 1.05 1.22 63.27 23:50:01 3 12.69 0.00 1.11 0.66 0.73 84.81 Average: all 29.24 0.00 4.12 1.94 1.69 63.01 Average: 0 31.19 0.00 3.66 1.57 1.76 61.82 Average: 1 28.07 0.00 4.07 1.10 1.64 65.12 Average: 2 30.39 0.00 4.68 1.88 1.74 61.30 Average: 3 27.30 0.00 4.10 3.20 1.62 63.79