---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2051 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 13G 7.1G 64% / 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 533 1667 0 5775 7144 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:fd:5f:6d brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:fefd:5f6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:9c:7c:63 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-2051) 12/30/25 _x86_64_ (4 CPU) 15:34:13 LINUX RESTART (4 CPU) 15:35:01 tps rtps wtps bread/s bwrtn/s 15:36:01 52.80 8.93 43.87 220.86 5424.19 15:37:01 142.59 23.08 119.51 3153.61 61113.55 15:38:01 247.16 1.03 246.13 12.80 82565.31 15:39:01 175.02 0.23 174.79 2.93 9814.06 15:40:01 75.27 24.41 50.87 1182.14 11338.22 15:41:01 50.29 4.62 45.68 183.04 2475.72 Average: 123.86 10.38 113.47 792.54 28786.85 15:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:36:01 5792608 7459628 2374820 29.08 51568 1784984 938480 10.18 544248 1640788 141696 15:37:01 3554632 7378016 4612796 56.48 80728 3828428 1202272 13.05 655292 3646488 372776 15:38:01 2260864 7280604 5906564 72.32 134280 4851396 1400756 15.20 881748 4587380 5984 15:39:01 1730312 7269780 6437116 78.81 155644 5301816 1683872 18.27 1172512 4772652 303660 15:40:01 1521700 7111784 6645728 81.37 156792 5356220 1277460 13.86 1433860 4728404 43072 15:41:01 1663704 7268932 6503724 79.63 158208 5370208 1117940 12.13 1326052 4696040 25676 Average: 2753970 7294791 5413458 66.28 122870 4415509 1270130 13.78 1002285 4011959 148811 15:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:36:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 15:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 ens3 67.99 50.52 810.18 15.55 0.00 0.00 0.00 0.00 15:37:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 ens3 509.00 260.19 14212.44 20.91 0.00 0.00 0.00 0.00 15:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 ens3 132.11 76.55 548.79 5.68 0.00 0.00 0.00 0.00 15:39:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:01 ens3 108.53 72.63 442.17 7.05 0.00 0.00 0.00 0.00 15:40:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 ens3 297.52 148.00 2266.92 11.90 0.00 0.00 0.00 0.00 15:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 ens3 19.68 19.08 15.65 17.86 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 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 189.14 104.49 3049.20 13.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2051) 12/30/25 _x86_64_ (4 CPU) 15:34:13 LINUX RESTART (4 CPU) 15:35:01 CPU %user %nice %system %iowait %steal %idle 15:36:01 all 20.98 0.00 1.38 2.26 1.39 73.99 15:36:01 0 15.62 0.00 0.82 2.21 0.93 80.42 15:36:01 1 10.83 0.00 1.23 5.03 1.13 81.78 15:36:01 2 21.62 0.00 1.38 0.28 1.68 75.04 15:36:01 3 35.81 0.00 2.08 1.54 1.81 58.75 15:37:01 all 20.52 0.00 5.45 2.94 3.21 67.87 15:37:01 0 19.38 0.00 6.07 5.12 3.28 66.15 15:37:01 1 15.47 0.00 6.64 3.21 3.11 71.57 15:37:01 2 31.27 0.00 4.32 0.94 3.73 59.74 15:37:01 3 15.91 0.00 4.79 2.47 2.72 74.12 15:38:01 all 15.17 0.00 7.53 6.45 3.42 67.43 15:38:01 0 14.64 0.00 8.40 4.57 3.47 68.92 15:38:01 1 16.80 0.00 9.44 0.05 3.71 70.00 15:38:01 2 11.48 0.00 6.78 5.38 3.52 72.83 15:38:01 3 17.76 0.00 5.47 15.82 3.02 57.93 15:39:01 all 39.38 0.00 7.85 5.43 6.50 40.85 15:39:01 0 37.98 0.00 7.73 1.16 6.00 47.13 15:39:01 1 43.19 0.00 8.31 6.95 6.24 35.30 15:39:01 2 39.00 0.00 7.94 4.78 6.88 41.40 15:39:01 3 37.32 0.00 7.44 8.84 6.86 39.53 15:40:01 all 52.97 0.00 8.33 0.96 7.97 29.77 15:40:01 0 52.23 0.00 7.62 0.59 8.02 31.54 15:40:01 1 53.97 0.00 8.80 0.76 7.96 28.51 15:40:01 2 51.74 0.00 8.73 2.32 7.93 29.28 15:40:01 3 53.96 0.00 8.16 0.15 7.96 29.77 15:41:01 all 28.13 0.00 1.19 1.62 2.89 66.16 15:41:01 0 29.19 0.00 1.27 1.37 2.96 65.20 15:41:01 1 43.21 0.00 1.49 0.40 3.49 51.41 15:41:01 2 13.23 0.00 1.04 4.54 2.63 78.56 15:41:01 3 26.88 0.00 0.95 0.20 2.47 69.51 Average: all 29.58 0.00 5.29 3.27 4.24 57.61 Average: 0 28.24 0.00 5.32 2.50 4.12 59.82 Average: 1 30.66 0.00 5.99 2.74 4.28 56.34 Average: 2 28.11 0.00 5.04 3.04 4.40 59.41 Average: 3 31.32 0.00 4.82 4.83 4.15 54.88