---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10347 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 11G 8.4G 57% / 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 532 3093 0 4350 7145 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:6d:38:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe6d:383f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ff:14:28:91 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:ffff:fe14:2891/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10347) 11/27/25 _x86_64_ (4 CPU) 10:08:01 LINUX RESTART (4 CPU) 10:09:01 tps rtps wtps bread/s bwrtn/s 10:10:01 51.36 3.58 47.78 61.59 6150.31 10:11:01 157.54 101.43 56.11 5134.34 9933.28 10:12:01 21.85 7.52 14.33 707.08 4759.61 10:13:01 35.16 28.23 6.93 1520.28 2302.95 10:14:01 61.32 5.22 56.11 434.33 38717.41 10:15:01 94.83 0.82 94.02 36.39 61213.66 10:16:01 21.24 0.30 20.94 32.52 3881.37 Average: 63.33 21.01 42.32 1132.34 18136.60 10:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 5726476 7432404 2440944 29.89 54268 1821860 983096 10.67 579160 1671144 156768 10:11:01 5250112 7261388 2917308 35.72 68476 2100720 1107360 12.02 808800 1892368 44552 10:12:01 4181412 6359668 3986008 48.80 72236 2258732 2560644 27.78 1773784 1981768 55300 10:13:01 3306752 5659372 4860668 59.51 76464 2422152 2481336 26.92 2544712 2071492 119104 10:14:01 2636432 5904344 5530988 67.72 93616 3278188 2296628 24.92 2372872 2857276 808 10:15:01 3226288 7363884 4941132 60.50 98244 4115928 1009280 10.95 1291820 3325644 73944 10:16:01 3147356 7302616 5020064 61.46 101180 4130540 1080296 11.72 1360684 3334300 19352 Average: 3924975 6754811 4242445 51.94 80641 2875446 1645520 17.86 1533119 2447713 67118 10:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 10:10:01 ens3 70.12 53.99 912.60 6.24 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 lo 2.80 2.80 0.26 0.26 0.00 0.00 0.00 0.00 10:11:01 ens3 92.70 65.69 463.80 17.20 0.00 0.00 0.00 0.00 10:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:12:01 ens3 191.60 163.02 2112.04 26.44 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 10:13:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:13:01 ens3 86.32 60.46 262.57 12.85 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 lo 1.83 1.83 0.16 0.16 0.00 0.00 0.00 0.00 10:14:01 ens3 212.45 160.31 4744.30 18.42 0.00 0.00 0.00 0.00 10:14:01 docker0 0.27 0.37 0.03 0.15 0.00 0.00 0.00 0.00 10:14:01 veth5d6a260 0.27 0.40 0.03 0.16 0.00 0.00 0.00 0.00 10:15:01 lo 3.53 3.53 0.31 0.31 0.00 0.00 0.00 0.00 10:15:01 ens3 2522.70 1032.96 1683.17 3820.42 0.00 0.00 0.00 0.00 10:15:01 docker0 543.86 2223.26 28.21 1634.20 0.00 0.00 0.00 0.00 10:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:16:01 ens3 10.88 11.56 9.09 5.61 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 455.24 221.14 1455.33 558.16 0.00 0.00 0.00 0.00 Average: docker0 77.73 317.65 4.03 233.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10347) 11/27/25 _x86_64_ (4 CPU) 10:08:01 LINUX RESTART (4 CPU) 10:09:01 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 19.54 0.00 1.16 2.48 1.31 75.51 10:10:01 0 13.92 0.00 0.86 0.70 1.06 83.46 10:10:01 1 14.81 0.00 0.90 0.12 0.71 83.46 10:10:01 2 3.87 0.00 0.41 7.96 1.45 86.31 10:10:01 3 45.64 0.00 2.44 1.13 2.04 48.76 10:11:01 all 20.33 0.00 1.78 6.36 2.75 68.77 10:11:01 0 17.74 0.00 1.72 4.94 2.94 72.65 10:11:01 1 12.17 0.00 1.27 6.69 2.05 77.82 10:11:01 2 12.66 0.00 2.04 8.06 3.25 73.99 10:11:01 3 38.85 0.00 2.12 5.75 2.74 50.54 10:12:01 all 51.90 0.00 1.73 0.58 5.57 40.22 10:12:01 0 51.79 0.00 2.03 0.76 5.61 39.81 10:12:01 1 49.06 0.00 1.50 0.08 5.29 44.07 10:12:01 2 45.27 0.00 2.08 0.46 6.18 46.01 10:12:01 3 61.53 0.00 1.29 0.99 5.22 30.97 10:13:01 all 56.03 0.00 2.08 1.34 5.39 35.16 10:13:01 0 50.88 0.00 2.40 1.49 5.67 39.58 10:13:01 1 68.44 0.00 1.79 1.32 5.03 23.42 10:13:01 2 48.50 0.00 2.33 1.31 5.66 42.20 10:13:01 3 56.35 0.00 1.85 1.22 5.21 35.37 10:14:01 all 58.39 0.00 4.03 1.13 4.05 32.40 10:14:01 0 62.11 0.00 3.11 0.13 3.61 31.04 10:14:01 1 60.22 0.00 4.46 2.43 4.03 28.86 10:14:01 2 53.64 0.00 4.16 1.07 4.21 36.92 10:14:01 3 57.58 0.00 4.37 0.92 4.33 32.80 10:15:01 all 33.15 0.00 4.40 2.17 1.45 58.83 10:15:01 0 39.98 0.00 4.19 0.55 1.58 53.69 10:15:01 1 39.59 0.00 4.04 1.56 1.46 53.35 10:15:01 2 27.85 0.00 5.20 2.73 1.39 62.83 10:15:01 3 25.18 0.00 4.17 3.83 1.38 65.45 10:16:01 all 21.26 0.00 0.90 0.74 0.65 76.45 10:16:01 0 26.47 0.00 1.03 0.68 0.75 71.06 10:16:01 1 46.76 0.00 1.45 0.15 1.18 50.46 10:16:01 2 5.48 0.00 0.75 2.10 0.33 91.34 10:16:01 3 6.31 0.00 0.37 0.05 0.30 92.97 Average: all 37.23 0.00 2.29 2.12 3.03 55.32 Average: 0 37.54 0.00 2.19 1.33 3.04 55.90 Average: 1 41.57 0.00 2.20 1.77 2.83 51.63 Average: 2 28.17 0.00 2.42 3.40 3.22 62.80 Average: 3 41.70 0.00 2.37 1.99 3.04 50.91