---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1292 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 700K 797M 1% /run /dev/vda1 20G 9.3G 10G 49% / 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 505 4820 0 2650 7182 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:2b:92:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe2b:92b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:ab:20:d6 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-1292) 12/20/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:01 153.76 69.14 84.62 5602.93 39839.64 17:35:01 58.23 0.12 58.11 21.46 8965.41 17:36:01 199.73 139.28 60.46 6991.50 21951.67 17:37:01 29.22 2.57 26.66 115.16 4143.69 Average: 110.23 52.77 57.46 3182.50 18724.09 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:01 5884644 7407152 2282784 27.95 37476 1665084 996128 10.81 591748 1520916 60208 17:35:01 5567224 7364028 2600204 31.84 58404 1902432 1032040 11.20 649484 1748344 132348 17:36:01 4977964 7381960 3189464 39.05 73936 2479216 986544 10.70 996028 1958388 89148 17:37:01 4967128 7382720 3200300 39.18 76216 2488340 979280 10.63 1003412 1961528 10116 Average: 5349240 7383965 2818188 34.51 61508 2133768 998498 10.83 810168 1797294 72955 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 17:34:01 ens3 394.17 199.10 1083.52 63.10 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:35:01 ens3 65.38 52.50 680.62 6.07 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 lo 3.07 3.07 0.30 0.30 0.00 0.00 0.00 0.00 17:36:01 ens3 212.41 140.29 755.96 14.14 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 17:37:01 ens3 16.79 16.41 13.56 15.32 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 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 172.18 102.07 633.39 24.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1292) 12/20/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:01 all 19.25 0.00 2.64 5.30 2.83 69.98 17:34:01 0 17.64 0.00 2.17 7.17 3.34 69.68 17:34:01 1 9.32 0.00 1.87 4.27 2.29 82.25 17:34:01 2 30.94 0.00 4.70 5.96 3.10 55.30 17:34:01 3 19.10 0.00 1.84 3.77 2.61 72.69 17:35:01 all 19.76 0.00 1.11 1.99 1.41 75.73 17:35:01 0 21.83 0.00 1.65 0.32 1.11 75.09 17:35:01 1 15.26 0.00 0.75 0.95 1.72 81.31 17:35:01 2 37.75 0.00 1.74 6.66 1.88 51.96 17:35:01 3 4.28 0.00 0.32 0.03 0.91 94.46 17:36:01 all 26.00 1.55 5.28 9.55 4.72 52.91 17:36:01 0 33.53 6.16 5.72 7.99 4.99 41.61 17:36:01 1 23.98 0.03 4.85 9.29 4.52 57.32 17:36:01 2 26.69 0.00 5.31 10.96 4.61 52.43 17:36:01 3 19.82 0.00 5.21 9.97 4.77 60.23 17:37:01 all 21.18 0.00 1.00 0.85 1.34 75.63 17:37:01 0 25.69 0.00 1.06 1.29 1.74 70.22 17:37:01 1 24.26 0.00 1.35 0.23 1.26 72.89 17:37:01 2 16.22 0.00 0.66 1.46 1.05 80.61 17:37:01 3 18.53 0.00 0.93 0.40 1.33 78.82 Average: all 21.55 0.39 2.51 4.43 2.58 68.54 Average: 0 24.67 1.54 2.65 4.21 2.80 64.13 Average: 1 18.20 0.01 2.21 3.69 2.45 73.45 Average: 2 27.90 0.00 3.11 6.27 2.66 60.06 Average: 3 15.44 0.00 2.08 3.56 2.41 76.51