---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9800 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 8.9G 54% / 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 528 3798 0 3649 7148 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:ea:8e:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:feea:8eb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:a5:7f:57 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-9800) 11/21/25 _x86_64_ (4 CPU) 06:02:51 LINUX RESTART (4 CPU) 06:03:01 tps rtps wtps bread/s bwrtn/s 06:04:01 147.77 69.11 78.66 5594.27 38876.52 06:05:01 47.08 0.30 46.78 31.86 5706.52 06:06:01 78.79 12.40 66.39 2229.63 18004.20 06:07:01 273.82 0.07 273.75 10.93 39639.79 06:08:01 77.39 0.45 76.94 3.60 51880.69 06:09:01 43.68 0.32 43.36 20.13 24663.36 Average: 111.42 13.78 97.64 1315.19 29795.43 06:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 5955736 7426608 2211684 27.08 33728 1619620 977308 10.60 564676 1481228 35124 06:05:01 5677880 7397936 2489540 30.48 53580 1835656 984872 10.69 605892 1689752 179372 06:06:01 5197396 7307744 2970024 36.36 63192 2204232 1364544 14.81 823848 1922968 68772 06:07:01 4084792 7270752 4082628 49.99 91004 3211640 1393980 15.13 883936 2913912 4448 06:08:01 2580212 7302244 5587208 68.41 99376 4681680 1371444 14.88 1475824 3768596 633304 06:09:01 3840804 7268308 4326616 52.97 102588 3421300 1103788 11.98 996844 3026992 31832 Average: 4556137 7328932 3611283 44.22 73911 2829021 1199323 13.01 891837 2467241 158809 06:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 06:04:01 ens3 234.64 140.59 882.28 58.27 0.00 0.00 0.00 0.00 06:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 06:05:01 ens3 65.76 47.69 858.90 5.87 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 06:06:01 ens3 496.35 273.25 2813.68 23.36 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:07:01 ens3 631.36 404.92 3147.57 29.48 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 ens3 640.81 315.93 5849.42 22.26 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:09:01 ens3 12.76 12.10 10.71 6.42 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 346.94 199.08 2260.39 24.28 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-9800) 11/21/25 _x86_64_ (4 CPU) 06:02:51 LINUX RESTART (4 CPU) 06:03:01 CPU %user %nice %system %iowait %steal %idle 06:04:01 all 16.68 0.00 2.81 6.25 5.22 69.05 06:04:01 0 14.42 0.00 1.99 10.53 4.65 68.40 06:04:01 1 18.72 0.00 5.03 4.37 5.20 66.68 06:04:01 2 12.06 0.00 2.07 4.68 5.66 75.52 06:04:01 3 21.53 0.00 2.15 5.43 5.35 65.53 06:05:01 all 18.59 0.00 1.26 2.23 2.35 75.58 06:05:01 0 3.26 0.00 0.32 0.03 0.62 95.77 06:05:01 1 37.78 0.00 2.18 0.99 4.37 54.68 06:05:01 2 11.50 0.00 1.35 6.88 2.08 78.21 06:05:01 3 21.72 0.00 1.21 1.00 2.33 73.74 06:06:01 all 12.49 0.00 2.32 2.11 3.51 79.57 06:06:01 0 8.03 0.00 2.48 1.64 2.55 85.30 06:06:01 1 29.93 0.00 3.12 2.98 4.86 59.11 06:06:01 2 3.25 0.00 1.60 1.35 3.22 90.57 06:06:01 3 8.77 0.00 2.06 2.49 3.40 83.27 06:07:01 all 4.64 0.00 3.85 8.61 3.75 79.14 06:07:01 0 3.30 0.00 3.91 6.41 3.81 82.57 06:07:01 1 2.01 0.00 2.17 0.48 2.16 93.19 06:07:01 2 4.65 0.00 5.05 20.33 4.57 65.40 06:07:01 3 8.58 0.00 4.26 7.27 4.48 75.41 06:08:01 all 18.77 0.00 2.98 2.77 3.20 72.28 06:08:01 0 16.03 0.00 5.20 2.02 3.70 73.05 06:08:01 1 23.49 0.00 2.25 4.30 2.92 67.05 06:08:01 2 21.67 0.00 2.05 3.76 3.71 68.81 06:08:01 3 13.99 0.00 2.37 0.99 2.45 80.20 06:09:01 all 21.44 0.00 1.52 1.24 3.47 72.32 06:09:01 0 9.98 0.00 1.53 1.91 2.97 83.61 06:09:01 1 43.52 0.00 2.46 0.31 4.62 49.09 06:09:01 2 24.09 0.00 1.12 2.26 3.88 68.65 06:09:01 3 8.17 0.00 0.97 0.48 2.44 87.93 Average: all 15.44 0.00 2.46 3.87 3.59 74.65 Average: 0 9.18 0.00 2.58 3.77 3.05 81.42 Average: 1 25.92 0.00 2.87 2.24 4.02 64.95 Average: 2 12.88 0.00 2.21 6.53 3.86 74.53 Average: 3 13.79 0.00 2.17 2.95 3.41 77.67