---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1249 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 9.5G 9.8G 50% / 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 534 4676 0 2764 7142 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:08:79:a0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fe08:79a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:be:44:b4:db 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 inet6 fe80::42:beff:fe44:b4db/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1249) 12/20/25 _x86_64_ (4 CPU) 10:32:57 LINUX RESTART (4 CPU) 10:33:01 tps rtps wtps bread/s bwrtn/s 10:34:02 179.44 103.22 76.22 7302.78 38747.43 10:35:01 51.67 2.05 49.62 69.41 6248.30 10:36:01 124.60 12.73 111.86 2254.96 20751.07 10:37:01 290.22 0.07 290.15 7.20 19455.96 10:38:01 15.95 0.32 15.63 20.13 701.35 Average: 132.64 23.75 108.89 1937.12 17217.38 10:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:34:02 5977016 7443876 2190404 26.82 33020 1617184 957432 10.39 547388 1479608 37460 10:35:01 5666512 7388264 2500908 30.62 53632 1837468 988088 10.72 617212 1691756 176392 10:36:01 5207036 7301996 2960384 36.25 67496 2183936 1333444 14.47 875312 1862412 2420 10:37:01 4846256 7357188 3321164 40.66 96804 2548620 1141184 12.38 874376 2183768 2324 10:38:01 4829464 7349448 3337956 40.87 97816 2556016 1019016 11.06 1319988 1754444 27068 Average: 5305257 7368154 2862163 35.04 69754 2148645 1087833 11.80 846855 1794398 49133 10:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:34:02 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 10:34:02 ens3 357.79 193.75 865.05 63.07 0.00 0.00 0.00 0.00 10:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 10:35:01 ens3 90.61 73.31 904.93 17.78 0.00 0.00 0.00 0.00 10:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 vethc8cf24d 103.60 196.35 7.01 1118.67 0.00 0.00 0.00 0.09 10:36:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 10:36:01 ens3 422.93 226.93 2277.98 19.91 0.00 0.00 0.00 0.00 10:36:01 docker0 183.02 335.59 9.74 1800.96 0.00 0.00 0.00 0.00 10:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:37:01 ens3 66.44 49.53 451.50 6.41 0.00 0.00 0.00 0.00 10:37:01 docker0 35.46 53.24 2.34 447.77 0.00 0.00 0.00 0.00 10:38:01 lo 3.20 3.20 0.28 0.28 0.00 0.00 0.00 0.00 10:38:01 ens3 262.44 469.82 28.79 3697.55 0.00 0.00 0.00 0.00 10:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 240.54 203.10 905.65 763.43 0.00 0.00 0.00 0.00 Average: docker0 43.84 78.03 2.43 451.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1249) 12/20/25 _x86_64_ (4 CPU) 10:32:57 LINUX RESTART (4 CPU) 10:33:01 CPU %user %nice %system %iowait %steal %idle 10:34:02 all 15.14 0.00 2.64 6.84 2.38 73.00 10:34:02 0 20.46 0.00 2.26 9.25 2.64 65.39 10:34:02 1 15.59 0.00 4.17 3.26 2.19 74.78 10:34:02 2 10.31 0.00 2.14 11.44 2.59 73.52 10:34:02 3 14.24 0.00 1.97 3.37 2.11 78.31 10:35:01 all 19.86 0.00 1.25 2.04 1.51 75.34 10:35:01 0 15.89 0.00 1.11 1.96 1.37 79.67 10:35:01 1 16.33 0.00 1.10 0.20 0.95 81.42 10:35:01 2 12.46 0.00 1.38 5.05 1.64 79.47 10:35:01 3 34.76 0.00 1.40 0.96 2.09 60.78 10:36:01 all 14.80 0.00 2.47 3.84 2.00 76.89 10:36:01 0 25.27 0.00 3.49 3.21 2.16 65.86 10:36:01 1 10.95 0.00 1.74 0.23 1.46 85.61 10:36:01 2 17.29 0.00 2.58 4.44 2.43 73.26 10:36:01 3 5.70 0.00 2.08 7.44 1.96 82.83 10:37:01 all 12.27 0.00 4.00 8.35 2.82 72.56 10:37:01 0 7.37 0.00 5.62 8.79 3.00 75.22 10:37:01 1 10.00 0.00 3.02 9.52 2.56 74.89 10:37:01 2 13.00 0.00 3.42 9.80 2.87 70.91 10:37:01 3 18.68 0.00 3.95 5.32 2.84 69.22 10:38:01 all 26.05 0.00 1.53 0.60 3.33 68.50 10:38:01 0 23.06 0.00 1.29 0.03 3.40 72.22 10:38:01 1 18.30 0.00 1.22 0.63 2.54 77.30 10:38:01 2 36.46 0.00 2.25 0.12 3.64 57.54 10:38:01 3 26.37 0.00 1.38 1.59 3.72 66.94 Average: all 17.62 0.00 2.38 4.34 2.41 73.24 Average: 0 18.42 0.00 2.76 4.65 2.52 71.65 Average: 1 14.23 0.00 2.26 2.79 1.95 78.78 Average: 2 17.92 0.00 2.36 6.18 2.64 70.90 Average: 3 19.91 0.00 2.16 3.74 2.55 71.64