---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7321 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 11G 68G 14% / 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 613 10474 4 4901 15033 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:2b:bb:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84798sec preferred_lft 84798sec inet6 fe80::f816:3eff:fe2b:bbeb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d9:3b:0c:8d:a6 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-7321) 11/09/25 _x86_64_ (4 CPU) 09:56:50 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 8.69 0.75 7.29 0.66 497.49 1603.31 2068.45 10:20:00 10.87 0.53 9.59 0.74 19.47 1736.31 2755.55 Average: 9.78 0.64 8.44 0.70 258.48 1669.81 2411.99 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 8664984 11793612 4168732 25.46 112524 3185292 4338404 24.90 691068 6677220 480 10:20:00 9664736 13312420 2646284 16.16 131456 3654304 2915272 16.73 865624 5473392 114820 Average: 9164860 12553016 3407508 20.81 121990 3419798 3626838 20.82 778346 6075306 57650 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 10:10:00 ens3 19.38 14.55 245.91 2.83 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 298.00 298.00 283.65 283.65 0.00 0.00 0.00 0.00 10:20:00 ens3 33.41 25.43 389.11 3.53 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 149.31 149.31 142.02 142.02 0.00 0.00 0.00 0.00 Average: ens3 26.40 19.99 317.51 3.18 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-7321) 11/09/25 _x86_64_ (4 CPU) 09:56:50 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 50.25 0.00 0.86 0.15 0.08 48.66 10:10:00 0 49.06 0.00 0.90 0.10 0.07 49.86 10:10:00 1 58.13 0.00 0.81 0.21 0.08 40.76 10:10:00 2 45.29 0.00 0.71 0.12 0.08 53.80 10:10:00 3 48.52 0.00 1.03 0.18 0.08 50.20 10:20:00 all 53.20 0.00 0.98 0.06 0.08 45.68 10:20:00 0 55.56 0.00 0.86 0.04 0.09 43.46 10:20:00 1 49.13 0.00 1.10 0.10 0.08 49.59 10:20:00 2 44.68 0.00 0.85 0.06 0.07 54.34 10:20:00 3 63.44 0.00 1.12 0.05 0.08 35.31 Average: all 51.73 0.00 0.92 0.11 0.08 47.17 Average: 0 52.31 0.00 0.88 0.07 0.08 46.66 Average: 1 53.62 0.00 0.96 0.15 0.08 45.18 Average: 2 44.99 0.00 0.78 0.09 0.07 54.07 Average: 3 55.97 0.00 1.07 0.11 0.08 42.76