---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4538 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 8.5G 56% / 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 518 3294 0 4162 7158 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:31:17:cb brd ff:ff:ff:ff:ff:ff inet 10.32.7.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85983sec preferred_lft 85983sec inet6 fe80::f816:3eff:fe31:17cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:68:6b:56 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-4538) 09/24/25 _x86_64_ (4 CPU) 12:01:13 LINUX RESTART (4 CPU) 12:02:01 tps rtps wtps bread/s bwrtn/s 12:03:01 86.89 22.04 64.85 768.01 4256.58 12:04:01 58.89 4.52 54.37 808.93 9416.43 12:05:01 156.49 9.01 147.48 1468.47 66906.01 12:06:01 14.80 0.02 14.78 0.13 8492.72 12:07:01 37.89 0.32 37.57 20.12 11783.51 12:08:01 22.02 0.30 21.72 22.52 1383.44 Average: 62.83 6.03 56.80 514.67 17040.74 12:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:03:01 5766452 7346492 2400976 29.40 40628 1717884 1066192 11.57 657388 1570388 68032 12:04:01 5611252 7420272 2556176 31.30 58832 1914700 985120 10.69 603940 1750332 85288 12:05:01 3672748 7186156 4494680 55.03 107200 3459596 1566508 17.00 1018932 3126784 9968 12:06:01 3279080 7314840 4888348 59.85 110036 3953176 1435228 15.57 1200864 3312156 268304 12:07:01 3428320 7379488 4739108 58.02 111620 3874924 1029064 11.17 952928 3422332 25916 12:08:01 3320144 7276464 4847284 59.35 113336 3877536 1131436 12.28 1059488 3421504 11008 Average: 4179666 7320619 3987762 48.83 90275 3132969 1202258 13.05 915590 2767249 78086 12:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 ens3 108.05 83.02 889.92 30.79 0.00 0.00 0.00 0.00 12:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 ens3 30.96 25.13 263.76 5.53 0.00 0.00 0.00 0.00 12:04:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 12:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 ens3 752.86 300.35 6641.54 26.76 0.00 0.00 0.00 0.00 12:05:01 lo 0.73 0.73 0.11 0.11 0.00 0.00 0.00 0.00 12:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 ens3 0.90 0.73 0.13 0.08 0.00 0.00 0.00 0.00 12:06:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 ens3 11.06 9.74 9.13 5.02 0.00 0.00 0.00 0.00 12:07:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 ens3 8.76 11.11 6.54 15.31 0.00 0.00 0.00 0.00 12:08:01 lo 0.87 0.87 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 152.11 71.68 1301.91 13.91 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4538) 09/24/25 _x86_64_ (4 CPU) 12:01:13 LINUX RESTART (4 CPU) 12:02:01 CPU %user %nice %system %iowait %steal %idle 12:03:01 all 17.41 0.00 1.41 4.28 4.98 71.93 12:03:01 0 7.76 0.00 0.73 1.08 4.16 86.26 12:03:01 1 43.22 0.00 2.20 1.80 7.55 45.22 12:03:01 2 6.90 0.00 1.42 13.56 3.62 74.50 12:03:01 3 11.76 0.00 1.28 0.69 4.58 81.70 12:04:01 all 18.74 0.00 1.69 1.78 3.75 74.04 12:04:01 0 9.56 0.00 1.04 1.79 2.46 85.15 12:04:01 1 28.88 0.00 2.10 0.92 5.23 62.86 12:04:01 2 11.67 0.00 1.70 3.50 2.56 80.56 12:04:01 3 24.75 0.00 1.90 0.90 4.76 67.68 12:05:01 all 12.89 0.00 7.58 2.98 17.51 59.03 12:05:01 0 15.56 0.00 8.66 2.48 18.41 54.89 12:05:01 1 13.66 0.00 8.15 2.32 19.10 56.77 12:05:01 2 12.52 0.00 7.52 3.68 17.49 58.79 12:05:01 3 9.77 0.00 5.99 3.49 14.97 65.78 12:06:01 all 48.53 0.00 14.07 0.02 30.74 6.63 12:06:01 0 51.18 0.00 14.34 0.02 30.61 3.86 12:06:01 1 47.77 0.00 13.76 0.00 30.80 7.67 12:06:01 2 47.79 0.00 14.14 0.02 30.61 7.45 12:06:01 3 47.41 0.00 14.07 0.07 30.95 7.51 12:07:01 all 29.74 0.00 6.65 1.20 13.47 48.94 12:07:01 0 35.63 0.00 6.97 1.72 14.07 41.60 12:07:01 1 37.69 0.00 6.72 0.69 14.15 40.74 12:07:01 2 20.22 0.00 6.40 2.32 12.83 58.23 12:07:01 3 25.44 0.00 6.51 0.03 12.84 55.17 12:08:01 all 19.47 0.00 0.90 0.84 3.60 75.19 12:08:01 0 15.84 0.00 0.76 0.18 3.06 80.16 12:08:01 1 32.88 0.00 1.12 0.63 4.70 60.66 12:08:01 2 6.05 0.00 1.02 2.37 3.11 87.44 12:08:01 3 23.14 0.00 0.68 0.17 3.54 72.48 Average: all 24.36 0.00 5.41 1.86 12.39 55.98 Average: 0 22.47 0.00 5.44 1.23 12.17 58.69 Average: 1 33.82 0.00 5.71 1.07 13.65 45.75 Average: 2 17.51 0.00 5.40 4.23 11.78 61.09 Average: 3 23.62 0.00 5.09 0.91 11.98 58.40