---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2134 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 9.0G 11G 47% / 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 482 5368 0 2124 7218 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:96:8e:94 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe96:8e94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9a:6d:da:e8 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-2134) 08/27/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:02 145.27 69.11 76.16 5595.20 38940.64 08:13:01 44.19 0.30 43.88 32.40 5908.91 08:14:01 73.05 20.75 52.31 1334.04 9311.65 08:15:01 5.63 0.00 5.63 0.00 410.40 08:16:01 14.48 6.61 7.86 252.01 493.35 08:17:01 22.25 0.32 21.93 4.00 2430.26 Average: 50.83 16.23 34.60 1206.20 9592.72 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:02 5971808 7454464 2195612 26.88 32992 1632028 980548 10.64 538316 1493112 41432 08:13:01 5727172 7431644 2440248 29.88 52412 1822100 978704 10.62 577020 1673340 150280 08:14:01 5627740 7469796 2539680 31.10 60912 1943888 947140 10.28 564424 1769580 7804 08:15:01 5626820 7469632 2540600 31.11 60964 1944664 945764 10.26 565860 1769108 368 08:16:01 5538864 7428332 2628556 32.18 62360 1989796 978592 10.62 623452 1800744 58912 08:17:01 5451108 7344168 2716312 33.26 64264 1991416 1043692 11.32 711204 1799892 11292 Average: 5657252 7433006 2510168 30.73 55651 1887315 979073 10.62 596713 1717629 45015 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:12:02 ens3 304.37 183.22 878.96 61.97 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 08:13:01 ens3 58.68 41.85 739.41 5.03 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 08:14:01 ens3 20.61 17.10 165.38 3.78 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 lo 29.06 29.06 7.10 7.10 0.00 0.00 0.00 0.00 08:15:01 ens3 3.23 2.72 6.25 0.49 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:16:01 ens3 82.76 39.68 573.12 11.09 0.00 0.00 0.00 0.00 08:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 08:17:01 ens3 8.20 10.25 6.30 4.74 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 5.56 5.56 1.25 1.25 0.00 0.00 0.00 0.00 Average: ens3 79.70 49.16 393.97 14.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2134) 08/27/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:02 all 15.20 0.00 3.63 5.55 3.04 72.58 08:12:02 0 19.02 0.00 7.00 5.25 3.28 65.46 08:12:02 1 18.35 0.00 2.37 4.72 2.80 71.76 08:12:02 2 13.81 0.00 2.44 7.82 3.53 72.39 08:12:02 3 9.65 0.00 2.69 4.38 2.55 80.73 08:13:01 all 19.29 0.00 1.50 2.41 1.80 75.00 08:13:01 0 11.22 0.00 0.86 0.17 0.79 86.96 08:13:01 1 38.36 0.00 2.93 5.75 2.20 50.76 08:13:01 2 19.60 0.00 1.64 3.05 3.31 72.41 08:13:01 3 8.08 0.00 0.59 0.66 0.84 89.84 08:14:01 all 10.29 0.00 1.15 2.31 1.32 84.93 08:14:01 0 23.25 0.00 1.89 4.86 1.61 68.38 08:14:01 1 8.36 0.00 1.13 0.60 0.78 89.13 08:14:01 2 8.22 0.00 1.15 3.19 2.54 84.90 08:14:01 3 1.33 0.00 0.41 0.58 0.35 97.33 08:15:01 all 0.65 0.00 1.59 0.11 0.86 96.78 08:15:01 0 0.58 0.00 1.62 0.12 1.06 96.63 08:15:01 1 0.51 0.00 1.56 0.33 0.73 96.87 08:15:01 2 0.53 0.00 1.52 0.00 0.86 97.09 08:15:01 3 0.99 0.00 1.66 0.00 0.79 96.56 08:16:01 all 15.81 0.00 14.17 0.78 2.75 66.49 08:16:01 0 6.43 0.00 13.85 2.32 3.06 74.35 08:16:01 1 31.89 0.00 14.64 0.35 3.25 49.88 08:16:01 2 13.86 0.00 14.23 0.35 2.73 68.83 08:16:01 3 11.07 0.00 13.98 0.08 1.93 72.94 08:17:01 all 19.00 0.00 0.88 1.20 1.71 77.21 08:17:01 0 19.99 0.00 0.58 2.20 1.64 75.60 08:17:01 1 26.53 0.00 1.20 2.32 2.34 67.61 08:17:01 2 24.47 0.00 1.20 0.15 2.42 71.76 08:17:01 3 4.84 0.00 0.57 0.12 0.45 94.03 Average: all 13.36 0.00 3.83 2.06 1.91 78.83 Average: 0 13.41 0.00 4.32 2.49 1.91 77.87 Average: 1 20.63 0.00 3.98 2.33 2.02 71.04 Average: 2 13.42 0.00 3.69 2.43 2.57 77.89 Average: 3 5.99 0.00 3.32 0.97 1.15 88.57