---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5035 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 596 11446 4 3945 15050 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2d:1e:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85003sec preferred_lft 85003sec inet6 fe80::f816:3eff:fe2d:1eda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:b5:ca:2f:0e:b8 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-5035) 10/19/25 _x86_64_ (4 CPU) 00:37:15 LINUX RESTART (4 CPU) 00:40:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 47.59 2.97 39.19 5.44 818.23 5503.37 117425.41 01:00:05 5.95 0.07 4.89 0.99 6.80 726.03 835.07 Average: 26.48 1.50 21.80 3.18 406.95 3081.95 58330.99 00:40:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 8931680 12470084 3489532 21.31 145672 3536136 3505208 20.12 903264 6175416 16896 01:00:05 11765824 15453192 505244 3.09 152680 3664640 1026716 5.89 938612 3282080 34972 Average: 10348752 13961638 1997388 12.20 149176 3600388 2265962 13.01 920938 4728748 25934 00:40:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 18.40 18.40 3.93 3.93 0.00 0.00 0.00 0.00 00:50:05 ens3 69.67 51.34 661.01 9.64 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:05 lo 52.38 52.38 13.82 13.82 0.00 0.00 0.00 0.00 01:00:05 ens3 11.41 8.07 5.80 2.78 0.00 0.00 0.00 0.00 01:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 35.62 35.62 8.94 8.94 0.00 0.00 0.00 0.00 Average: ens3 40.14 29.41 328.92 6.17 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 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-5035) 10/19/25 _x86_64_ (4 CPU) 00:37:15 LINUX RESTART (4 CPU) 00:40:21 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 32.76 0.00 1.58 4.97 0.09 60.60 00:50:05 0 31.40 0.00 1.12 1.91 0.09 65.48 00:50:05 1 32.60 0.00 1.91 4.35 0.09 61.05 00:50:05 2 33.45 0.00 1.77 10.96 0.10 53.72 00:50:05 3 33.58 0.00 1.53 2.66 0.09 62.14 01:00:05 all 17.11 0.00 0.90 0.09 0.08 81.83 01:00:05 0 16.04 0.00 0.88 0.10 0.08 82.90 01:00:05 1 18.27 0.00 0.91 0.10 0.08 80.64 01:00:05 2 16.84 0.00 0.86 0.04 0.08 82.18 01:00:05 3 17.27 0.00 0.94 0.14 0.08 81.57 Average: all 24.82 0.00 1.23 2.49 0.09 71.37 Average: 0 23.62 0.00 1.00 0.99 0.08 74.31 Average: 1 25.33 0.00 1.40 2.19 0.09 70.99 Average: 2 25.02 0.00 1.31 5.41 0.09 68.18 Average: 3 25.31 0.00 1.23 1.38 0.08 72.00