---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-906 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: 7976 550 3054 0 4371 7127 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:84:16:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fe84:16b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:61:8e:44 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-906) 12/17/25 _x86_64_ (4 CPU) 08:58:54 LINUX RESTART (4 CPU) 08:59:01 tps rtps wtps bread/s bwrtn/s 09:00:02 153.72 71.39 82.34 5675.05 39142.56 09:01:01 44.28 0.27 44.01 27.66 5361.13 09:02:01 156.59 12.56 144.03 2257.09 64597.10 09:03:01 136.62 0.75 135.87 6.26 34101.30 09:04:01 8.95 0.05 8.90 2.53 1850.53 09:05:01 17.19 0.58 16.61 42.39 1217.86 Average: 86.35 14.31 72.04 1338.77 24431.63 08:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:02 5944280 7416524 2223148 27.22 34072 1621060 969924 10.52 574920 1482820 31140 09:01:01 5668740 7389496 2498688 30.59 53800 1836148 995568 10.80 615176 1690560 183408 09:02:01 3929056 7186780 4238372 51.89 91020 3261428 1428452 15.50 869384 3061236 128660 09:03:01 3200164 7352380 4967264 60.82 152088 3969992 1167020 12.66 867752 3665264 3420 09:04:01 3148984 7355264 5018444 61.44 152560 3973540 1140060 12.37 1634808 2895672 196 09:05:01 3158356 7325032 5009072 61.33 154232 3981228 1082204 11.74 1697096 2876740 10008 Average: 4174930 7337579 3992498 48.88 106295 3107233 1130538 12.27 1043189 2612049 59472 08:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:02 ens3 425.15 227.01 911.06 65.96 0.00 0.00 0.00 0.00 09:00:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 ens3 76.16 62.28 863.78 6.99 0.00 0.00 0.00 0.00 09:01:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 ens3 882.67 353.57 7106.46 32.27 0.00 0.00 0.00 0.00 09:02:01 lo 2.13 2.13 0.21 0.21 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 ens3 376.11 202.17 1778.15 33.56 0.00 0.00 0.00 0.00 09:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 ens3 220.17 533.92 18.78 3691.71 0.00 0.00 0.00 0.00 09:04:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 ens3 19.34 21.76 13.52 55.18 0.00 0.00 0.00 0.00 09:05:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 333.98 233.91 1784.52 649.28 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 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-906) 12/17/25 _x86_64_ (4 CPU) 08:58:54 LINUX RESTART (4 CPU) 08:59:01 CPU %user %nice %system %iowait %steal %idle 09:00:02 all 17.14 0.00 3.13 4.57 1.02 74.14 09:00:02 0 27.38 0.00 2.40 4.44 1.09 64.69 09:00:02 1 13.62 0.00 2.12 4.36 0.94 78.95 09:00:02 2 7.20 0.00 6.08 4.84 1.19 80.69 09:00:02 3 20.29 0.00 1.92 4.66 0.85 72.28 09:01:01 all 20.76 0.00 1.26 1.45 0.70 75.82 09:01:01 0 11.36 0.00 0.68 0.08 0.41 87.47 09:01:01 1 38.59 0.00 1.75 2.46 0.97 56.24 09:01:01 2 14.29 0.00 0.98 0.78 0.95 82.99 09:01:01 3 18.82 0.00 1.65 2.48 0.48 76.58 09:02:01 all 22.12 0.00 6.76 2.81 0.96 67.35 09:02:01 0 9.45 0.00 5.51 6.58 0.64 77.82 09:02:01 1 36.99 0.00 9.31 1.59 1.20 50.91 09:02:01 2 17.82 0.00 6.87 1.68 1.12 72.51 09:02:01 3 24.26 0.00 5.33 1.37 0.91 68.13 09:03:01 all 20.57 0.00 5.66 4.10 1.26 68.41 09:03:01 0 20.58 0.00 5.34 2.40 1.24 70.43 09:03:01 1 13.14 0.00 4.61 0.52 0.89 80.84 09:03:01 2 33.42 0.00 6.83 4.09 1.85 53.81 09:03:01 3 15.14 0.00 5.88 9.41 1.03 68.54 09:04:01 all 27.26 0.00 2.84 0.16 0.49 69.25 09:04:01 0 26.15 0.00 2.66 0.02 0.41 70.77 09:04:01 1 26.07 0.00 2.50 0.02 0.37 71.04 09:04:01 2 27.84 0.00 3.29 0.12 0.73 68.02 09:04:01 3 29.00 0.00 2.95 0.46 0.40 67.19 09:05:01 all 19.58 0.00 1.19 0.45 0.60 78.18 09:05:01 0 10.72 0.00 1.03 0.38 0.47 87.40 09:05:01 1 23.22 0.00 1.07 0.05 0.65 75.00 09:05:01 2 11.10 0.00 0.68 0.05 0.50 87.66 09:05:01 3 33.27 0.00 1.99 1.32 0.78 62.65 Average: all 21.23 0.00 3.47 2.26 0.84 72.20 Average: 0 17.61 0.00 2.94 2.32 0.71 76.42 Average: 1 25.23 0.00 3.55 1.50 0.84 68.89 Average: 2 18.59 0.00 4.12 1.93 1.06 74.30 Average: 3 23.48 0.00 3.28 3.28 0.74 69.22