---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1133 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 9.0G 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 513 3635 0 3826 7164 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:b8:bb:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.211/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85928sec preferred_lft 85928sec inet6 fe80::f816:3eff:feb8:bbe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:33:80:92 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-1133) 12/19/25 _x86_64_ (4 CPU) 06:05:44 LINUX RESTART (4 CPU) 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:02 153.82 68.84 84.99 5584.00 39651.41 06:08:01 64.85 0.22 64.63 23.59 10156.92 06:09:01 214.06 113.55 100.52 5467.64 21908.16 06:10:01 106.80 18.30 88.50 1165.27 28652.69 06:11:01 32.06 6.38 25.67 696.03 16747.22 06:12:01 53.19 28.28 24.91 1287.92 4636.56 06:13:01 35.34 1.28 34.06 94.25 3098.55 Average: 94.38 33.92 60.46 2050.40 17854.32 06:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:02 5864696 7387408 2302724 28.19 36696 1666632 1023516 11.11 611136 1522284 64792 06:08:01 5592600 7362708 2574820 31.53 56976 1880032 1024356 11.11 649412 1727264 99968 06:09:01 5103796 7422276 3063624 37.51 73364 2394120 1070612 11.62 828748 1998440 35284 06:10:01 3889048 7355780 4278372 52.38 106516 3436588 1401220 15.20 1313192 2640104 286520 06:11:01 3805920 7250256 4361500 53.40 121044 3392284 1360788 14.77 1629836 2399116 45168 06:12:01 3331912 6977568 4835508 59.20 127232 3584092 1364412 14.80 1966872 2532992 83300 06:13:01 3736620 7346168 4430800 54.25 130180 3548284 991388 10.76 1625064 2474836 9844 Average: 4474942 7300309 3692478 45.21 93144 2843147 1176613 12.77 1232037 2185005 89268 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:02 ens3 328.00 192.50 1082.65 63.13 0.00 0.00 0.00 0.00 06:08:01 lo 0.47 0.47 0.04 0.04 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 06:08:01 ens3 73.94 59.21 721.83 6.70 0.00 0.00 0.00 0.00 06:09:01 lo 2.00 2.00 0.21 0.21 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 06:09:01 ens3 350.78 231.17 777.42 21.87 0.00 0.00 0.00 0.00 06:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 ens3 263.12 187.95 1494.66 15.75 0.00 0.00 0.00 0.00 06:11:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 ens3 0.20 0.28 0.04 0.08 0.00 0.00 0.00 0.00 06:12:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 ens3 316.56 177.82 2272.63 24.63 0.00 0.00 0.00 0.00 06:13:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 ens3 24.45 19.65 19.50 13.71 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.08 0.08 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: ens3 194.15 124.24 910.24 20.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1133) 12/19/25 _x86_64_ (4 CPU) 06:05:44 LINUX RESTART (4 CPU) 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:02 all 17.85 0.00 2.98 5.68 3.49 70.00 06:07:02 0 16.50 0.00 2.16 6.42 3.30 71.61 06:07:02 1 25.30 0.00 5.17 2.35 3.04 64.14 06:07:02 2 8.09 0.00 2.16 10.90 3.55 75.29 06:07:02 3 21.58 0.00 2.45 2.98 4.09 68.90 06:08:01 all 18.95 0.00 1.12 2.41 1.71 75.82 06:08:01 0 28.30 0.00 1.31 1.77 2.17 66.45 06:08:01 1 23.06 0.00 1.16 0.25 1.62 73.91 06:08:01 2 3.75 0.00 0.76 7.26 0.95 87.28 06:08:01 3 20.66 0.00 1.21 0.39 2.09 75.66 06:09:01 all 13.10 1.59 2.80 9.12 2.79 70.59 06:09:01 0 14.05 0.00 2.45 9.02 2.38 72.10 06:09:01 1 9.45 6.32 3.33 11.52 2.86 66.51 06:09:01 2 9.86 0.02 2.26 7.97 2.44 77.45 06:09:01 3 19.02 0.02 3.18 7.95 3.48 66.35 06:10:01 all 61.48 0.00 9.23 0.57 8.87 19.84 06:10:01 0 60.27 0.00 9.02 0.28 9.15 21.27 06:10:01 1 62.96 0.00 8.87 0.49 8.79 18.89 06:10:01 2 63.27 0.00 9.19 0.51 8.19 18.83 06:10:01 3 59.43 0.00 9.83 0.99 9.35 20.40 06:11:01 all 50.16 0.00 9.78 0.32 9.90 29.83 06:11:01 0 52.11 0.00 9.82 0.26 10.23 27.59 06:11:01 1 51.42 0.00 10.26 0.18 9.73 28.40 06:11:01 2 48.13 0.00 10.05 0.59 9.58 31.65 06:11:01 3 48.96 0.00 9.02 0.26 10.09 31.67 06:12:01 all 33.98 0.00 3.38 1.35 5.72 55.56 06:12:01 0 26.08 0.00 2.95 0.25 5.15 65.57 06:12:01 1 43.67 0.00 3.54 0.61 5.81 46.37 06:12:01 2 37.66 0.00 3.54 3.14 5.81 49.85 06:12:01 3 28.54 0.00 3.48 1.42 6.10 60.45 06:13:01 all 19.90 0.00 1.03 1.37 1.64 76.07 06:13:01 0 5.02 0.00 0.39 0.30 1.91 92.38 06:13:01 1 1.79 0.00 0.53 0.18 0.98 96.52 06:13:01 2 15.80 0.00 1.55 4.24 1.15 77.27 06:13:01 3 57.21 0.00 1.66 0.76 2.53 37.84 Average: all 30.84 0.23 4.35 2.97 4.89 56.73 Average: 0 28.93 0.00 4.03 2.61 4.91 59.52 Average: 1 31.16 0.90 4.71 2.23 4.71 56.29 Average: 2 26.74 0.00 4.23 4.94 4.54 59.54 Average: 3 36.50 0.00 4.42 2.11 5.40 51.57