---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2021 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 9.1G 53% / 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 591 3880 0 3504 7085 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:72:14:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe72:143d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:75:41:73 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-2021) 12/30/25 _x86_64_ (4 CPU) 08:43:42 LINUX RESTART (4 CPU) 08:44:01 tps rtps wtps bread/s bwrtn/s 08:45:01 161.90 69.43 92.47 5626.27 41078.82 08:46:01 65.82 4.52 61.31 810.40 9239.26 08:47:01 186.52 9.45 177.07 1500.95 61833.29 08:48:01 20.36 1.13 19.23 53.19 1376.30 Average: 108.65 21.13 87.52 1997.55 28381.39 08:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:45:01 5810148 7371252 2357280 28.86 39696 1700244 1014216 11.00 636256 1547804 69748 08:46:01 5577740 7411128 2589688 31.71 59560 1937244 956576 10.38 620220 1764856 105400 08:47:01 4012140 7288576 4155288 50.88 105916 3241080 1088140 11.81 890028 2936032 27448 08:48:01 3980468 7262612 4186960 51.26 109404 3242728 1110656 12.05 925216 2932592 11784 Average: 4845124 7333392 3322304 40.68 78644 2530324 1042397 11.31 767930 2295321 53595 08:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:45:01 ens3 508.63 280.22 1483.61 69.97 0.00 0.00 0.00 0.00 08:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:45:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:46:01 ens3 48.93 40.81 559.52 6.84 0.00 0.00 0.00 0.00 08:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 08:47:01 ens3 387.04 275.42 6526.92 235.76 0.00 0.00 0.00 0.00 08:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 lo 5.53 5.53 0.48 0.48 0.00 0.00 0.00 0.00 08:48:01 ens3 8.93 11.01 6.60 4.89 0.00 0.00 0.00 0.00 08:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 238.37 151.86 2144.19 79.36 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 2.37 2.37 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2021) 12/30/25 _x86_64_ (4 CPU) 08:43:42 LINUX RESTART (4 CPU) 08:44:01 CPU %user %nice %system %iowait %steal %idle 08:45:01 all 21.51 0.00 3.02 4.95 1.27 69.26 08:45:01 0 27.10 0.00 2.06 2.66 1.53 66.66 08:45:01 1 30.80 0.00 3.03 5.50 1.55 59.11 08:45:01 2 9.93 0.00 4.80 7.89 1.05 76.33 08:45:01 3 18.16 0.00 2.21 3.76 0.95 74.92 08:46:01 all 20.99 0.00 1.35 1.74 0.94 74.99 08:46:01 0 31.93 0.00 2.08 1.28 1.35 63.37 08:46:01 1 46.70 0.00 2.23 0.33 1.71 49.03 08:46:01 2 1.55 0.00 0.57 4.60 0.28 93.00 08:46:01 3 3.64 0.00 0.48 0.75 0.37 94.76 08:47:01 all 22.73 0.00 6.70 3.15 1.74 65.68 08:47:01 0 19.04 0.00 5.02 1.16 1.85 72.94 08:47:01 1 42.92 0.00 7.04 3.61 2.08 44.35 08:47:01 2 12.40 0.00 6.69 6.22 1.52 73.19 08:47:01 3 16.64 0.00 8.07 1.62 1.52 72.16 08:48:01 all 21.50 0.00 0.85 0.66 0.98 76.01 08:48:01 0 50.76 0.00 1.58 0.13 1.51 46.02 08:48:01 1 31.64 0.00 1.10 0.15 1.25 65.86 08:48:01 2 0.72 0.00 0.35 1.85 0.27 96.82 08:48:01 3 2.93 0.00 0.36 0.50 0.93 95.28 Average: all 21.68 0.00 2.97 2.62 1.23 71.50 Average: 0 32.24 0.00 2.68 1.31 1.56 62.22 Average: 1 38.01 0.00 3.34 2.39 1.64 54.62 Average: 2 6.13 0.00 3.09 5.13 0.78 84.88 Average: 3 10.32 0.00 2.76 1.66 0.94 84.32