---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4987 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: 5599.99 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 9.6G 68G 13% / 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 610 11285 4 4093 15036 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:01:5b:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83421sec preferred_lft 83421sec inet6 fe80::f816:3eff:fe01:5b29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:81:ae:bd:a9:5b 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-4987) 11/03/25 _x86_64_ (4 CPU) 10:07:30 LINUX RESTART (4 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 17.33 12.57 4.33 0.43 671.10 675.68 313.58 10:30:01 1.31 0.00 1.29 0.02 0.03 14.97 0.13 10:40:01 1.08 0.00 1.06 0.01 0.00 13.08 0.12 10:50:01 4.96 2.16 2.72 0.08 129.54 793.56 261.57 Average: 6.17 3.68 2.35 0.13 200.16 374.34 143.85 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 13006464 15542300 434484 2.65 92440 2634592 983444 5.64 485448 2554236 240 10:30:01 13006760 15543012 433760 2.65 92836 2634604 983444 5.64 485848 2554488 212 10:40:01 13005504 15542096 434716 2.66 93176 2634612 983444 5.64 486176 2557232 220 10:50:01 11935632 14774520 1190796 7.27 103588 2915836 1626372 9.34 589596 3522860 47064 Average: 12738590 15350482 623439 3.81 95510 2704911 1144176 6.57 511767 2797204 11934 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 9.21 5.13 126.09 0.48 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:01 ens3 0.43 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.61 0.19 0.17 0.10 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 10:50:01 ens3 32.29 25.13 359.11 3.91 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 10.63 7.64 121.37 1.13 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-4987) 11/03/25 _x86_64_ (4 CPU) 10:07:30 LINUX RESTART (4 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 0.37 0.08 0.15 0.21 0.02 99.17 10:20:01 0 0.28 0.15 0.15 0.27 0.01 99.14 10:20:01 1 0.46 0.01 0.13 0.05 0.03 99.33 10:20:01 2 0.41 0.03 0.13 0.08 0.01 99.33 10:20:01 3 0.33 0.14 0.18 0.45 0.02 98.88 10:30:01 all 0.19 0.00 0.02 0.01 0.01 99.77 10:30:01 0 0.01 0.00 0.02 0.01 0.01 99.95 10:30:01 1 0.01 0.00 0.02 0.01 0.01 99.95 10:30:01 2 0.72 0.00 0.03 0.00 0.02 99.23 10:30:01 3 0.02 0.00 0.02 0.00 0.01 99.95 10:40:01 all 0.14 0.00 0.03 0.01 0.01 99.81 10:40:01 0 0.01 0.00 0.01 0.00 0.00 99.97 10:40:01 1 0.02 0.00 0.03 0.02 0.01 99.92 10:40:01 2 0.48 0.00 0.04 0.02 0.01 99.44 10:40:01 3 0.04 0.00 0.03 0.01 0.01 99.90 10:50:01 all 6.95 0.00 0.40 0.04 0.03 92.58 10:50:01 0 7.27 0.00 0.32 0.03 0.03 92.35 10:50:01 1 6.48 0.00 0.53 0.06 0.04 92.89 10:50:01 2 6.91 0.00 0.27 0.02 0.03 92.76 10:50:01 3 7.15 0.00 0.47 0.03 0.03 92.31 Average: all 1.91 0.02 0.15 0.07 0.02 97.83 Average: 0 1.89 0.04 0.12 0.08 0.01 97.86 Average: 1 1.74 0.00 0.18 0.03 0.02 98.03 Average: 2 2.13 0.01 0.12 0.03 0.02 97.69 Average: 3 1.88 0.04 0.18 0.12 0.02 97.76