---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8953 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: 7976 517 3951 0 3506 7159 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:01:a4:ad brd ff:ff:ff:ff:ff:ff inet 10.32.7.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe01:a4ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:45:af:09 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-8953) 08/22/26 _x86_64_ (4 CPU) 17:50:28 LINUX RESTART (4 CPU) 17:51:01 tps rtps wtps bread/s bwrtn/s 17:52:01 113.23 50.07 63.16 3891.37 5908.43 17:53:01 83.69 30.24 53.45 1679.71 9902.83 17:54:01 59.53 0.58 58.95 12.26 40853.05 17:55:01 9.53 0.03 9.50 0.27 403.53 17:56:01 43.36 11.08 32.28 783.74 3671.25 17:57:01 32.11 1.17 30.94 101.57 4958.08 Average: 56.91 15.53 41.38 1078.19 10950.02 17:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:01 5732160 7349404 2435268 29.82 42472 1751736 1038060 11.26 661268 1596840 118564 17:53:01 5333112 7321508 2834316 34.70 61892 2085300 1156376 12.55 714656 1906396 212948 17:54:01 4206684 7216060 3960744 48.49 63856 3089480 1128280 12.24 808844 2908124 1752 17:55:01 4188852 7206052 3978576 48.71 65864 3094184 1128280 12.24 820248 2911448 2228 17:56:01 3688568 6834220 4478860 54.84 69084 3215848 1421608 15.43 1237252 2983956 3840 17:57:01 4075556 7357776 4091872 50.10 73164 3345108 990432 10.75 792208 3039536 26216 Average: 4537489 7214170 3629939 44.44 62722 2763609 1143839 12.41 839079 2557717 60925 17:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 17:52:01 ens3 366.84 185.95 1501.73 62.57 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 17:53:01 ens3 99.73 79.87 901.63 15.40 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:54:01 ens3 685.99 445.93 16942.48 41.55 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:55:01 ens3 77.79 113.83 67.75 20.79 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 lo 6.08 6.08 2.19 2.19 0.00 0.00 0.00 0.00 17:56:01 ens3 214.23 225.96 1567.34 44.09 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 17:57:01 ens3 102.28 112.61 834.85 29.27 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 1.71 1.71 0.43 0.43 0.00 0.00 0.00 0.00 Average: ens3 257.82 194.03 3636.12 35.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8953) 08/22/26 _x86_64_ (4 CPU) 17:50:28 LINUX RESTART (4 CPU) 17:51:01 CPU %user %nice %system %iowait %steal %idle 17:52:01 all 23.78 0.00 1.89 3.69 1.39 69.24 17:52:01 0 21.63 0.00 1.13 3.39 1.15 72.70 17:52:01 1 31.76 0.00 2.83 8.64 1.51 55.25 17:52:01 2 19.87 0.00 1.85 1.41 1.73 75.14 17:52:01 3 21.85 0.00 1.78 1.30 1.20 73.86 17:53:01 all 22.45 0.00 1.61 2.03 0.95 72.96 17:53:01 0 38.02 0.00 2.17 0.75 1.18 57.88 17:53:01 1 12.98 0.00 0.99 2.82 0.65 82.56 17:53:01 2 22.15 0.00 1.87 1.45 1.30 73.23 17:53:01 3 16.65 0.00 1.37 3.09 0.62 78.28 17:54:01 all 12.90 0.00 1.49 1.22 0.75 83.63 17:54:01 0 13.38 0.00 2.28 3.12 0.76 80.46 17:54:01 1 7.86 0.00 0.55 0.22 0.50 90.87 17:54:01 2 15.78 0.00 1.43 1.18 1.16 80.46 17:54:01 3 14.63 0.00 1.73 0.38 0.60 82.65 17:55:01 all 5.42 0.00 0.40 0.03 0.31 93.85 17:55:01 0 7.94 0.00 0.70 0.00 0.30 91.06 17:55:01 1 1.83 0.00 0.13 0.00 0.12 97.92 17:55:01 2 5.15 0.00 0.48 0.10 0.50 93.76 17:55:01 3 6.73 0.00 0.28 0.00 0.30 92.69 17:56:01 all 54.87 0.00 1.92 0.63 3.43 39.16 17:56:01 0 54.80 0.00 1.40 0.65 2.78 40.37 17:56:01 1 51.45 0.00 2.26 0.80 3.97 41.52 17:56:01 2 63.10 0.00 1.94 0.70 3.49 30.78 17:56:01 3 50.16 0.00 2.08 0.35 3.46 43.96 17:57:01 all 24.87 0.00 1.37 0.62 1.28 71.86 17:57:01 0 14.86 0.00 1.20 0.78 1.02 82.15 17:57:01 1 7.02 0.00 1.18 0.00 0.68 91.11 17:57:01 2 12.20 0.00 1.16 1.54 1.33 83.77 17:57:01 3 65.49 0.00 1.88 0.17 2.10 30.35 Average: all 24.08 0.00 1.45 1.37 1.35 71.75 Average: 0 25.10 0.00 1.48 1.45 1.20 70.77 Average: 1 18.85 0.00 1.32 2.08 1.24 76.51 Average: 2 23.07 0.00 1.46 1.06 1.59 72.82 Average: 3 29.31 0.00 1.52 0.88 1.39 66.90