---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7644 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 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: 7976 499 5345 0 2130 7200 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:09:ab:19 brd ff:ff:ff:ff:ff:ff inet 10.32.6.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe09:ab19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:c6:91:12 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-7644) 10/29/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 149.93 69.47 80.45 5653.72 39356.66 08:13:01 51.34 0.30 51.04 31.86 6766.07 08:14:01 61.41 20.75 40.66 1334.84 7744.58 08:15:01 3.37 0.00 3.37 0.00 184.24 08:16:01 22.81 6.63 16.18 250.62 2057.92 Average: 57.77 19.43 38.34 1454.21 11221.89 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 5922228 7417952 2245200 27.49 34220 1643740 985292 10.69 581872 1501244 49208 08:13:01 5668860 7404220 2498568 30.59 54328 1850060 973292 10.56 604956 1703980 137620 08:14:01 5629400 7472528 2538028 31.07 60804 1945188 903892 9.81 564276 1771396 2280 08:15:01 5638464 7482532 2528964 30.96 60860 1946060 919104 9.97 555028 1770964 336 08:16:01 5506212 7405628 2661216 32.58 62984 1998896 988984 10.73 650132 1807804 28656 Average: 5673033 7436572 2494395 30.54 54639 1876789 954113 10.35 591253 1711078 43620 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:12:01 ens3 334.33 180.44 1004.68 62.22 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 08:13:01 ens3 61.49 48.81 762.03 6.33 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 08:14:01 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 08:14:01 ens3 8.63 6.83 16.88 1.75 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 08:15:01 lo 29.28 29.28 7.12 7.12 0.00 0.00 0.00 0.00 08:15:01 ens3 4.33 3.67 6.47 0.71 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 08:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:16:01 ens3 140.41 58.61 658.82 14.07 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 Average: lo 6.58 6.58 1.49 1.49 0.00 0.00 0.00 0.00 Average: ens3 109.84 59.67 489.78 17.02 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7644) 10/29/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 16.57 0.00 2.59 5.53 3.11 72.20 08:12:01 0 12.18 0.00 1.54 2.99 2.66 80.63 08:12:01 1 11.70 0.00 1.64 9.12 2.51 75.04 08:12:01 2 8.35 0.00 1.78 4.44 3.64 81.80 08:12:01 3 34.19 0.00 5.41 5.61 3.62 51.16 08:13:01 all 19.39 0.00 1.09 2.53 1.73 75.26 08:13:01 0 17.91 0.00 1.00 0.32 1.13 79.64 08:13:01 1 11.18 0.00 0.44 1.20 1.96 85.22 08:13:01 2 7.96 0.00 0.48 5.23 1.60 84.73 08:13:01 3 40.65 0.00 2.42 3.37 2.22 51.34 08:14:01 all 5.07 0.00 0.73 1.26 0.94 92.00 08:14:01 0 0.80 0.00 0.37 0.91 0.48 97.44 08:14:01 1 1.47 0.00 0.66 1.80 1.24 94.83 08:14:01 2 15.36 0.00 1.17 0.53 1.52 81.42 08:14:01 3 2.63 0.00 0.73 1.78 0.52 94.35 08:15:01 all 3.02 0.00 14.26 0.04 2.20 80.47 08:15:01 0 2.90 0.00 14.29 0.00 2.30 80.50 08:15:01 1 3.38 0.00 14.22 0.07 2.37 79.97 08:15:01 2 2.82 0.00 14.22 0.00 2.21 80.75 08:15:01 3 3.00 0.00 14.34 0.10 1.93 80.63 08:16:01 all 19.07 0.00 1.07 1.24 2.05 76.57 08:16:01 0 13.47 0.00 0.74 0.26 2.14 83.38 08:16:01 1 9.83 0.00 0.73 0.40 1.73 87.32 08:16:01 2 49.44 0.00 1.88 1.30 3.01 44.37 08:16:01 3 3.51 0.00 0.96 3.01 1.31 91.21 Average: all 12.64 0.00 3.94 2.12 2.01 79.29 Average: 0 9.46 0.00 3.58 0.90 1.75 84.32 Average: 1 7.52 0.00 3.53 2.52 1.96 84.48 Average: 2 16.77 0.00 3.89 2.31 2.40 74.63 Average: 3 16.81 0.00 4.77 2.78 1.92 73.72