---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11892 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 627 10750 4 4611 15019 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:89:0d:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84793sec preferred_lft 84793sec inet6 fe80::f816:3eff:fe89:d6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:18:56:1d:cc:b9 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11892) 12/09/25 _x86_64_ (4 CPU) 09:04:57 LINUX RESTART (4 CPU) 09:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:16 4.15 0.07 3.89 0.19 7.03 631.70 178.73 09:30:03 19.29 0.54 17.20 1.55 19.89 2361.77 10899.70 Average: 11.68 0.30 10.51 0.86 13.43 1492.12 5510.62 09:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:16 9781884 12616968 3347608 20.45 108840 2896444 3572828 20.51 486860 5778440 1692 09:30:03 10279976 13539668 2420952 14.79 128492 3275808 2499880 14.35 660908 5051684 13948 Average: 10030930 13078318 2884280 17.62 118666 3086126 3036354 17.43 573884 5415062 7820 09:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:16 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 09:20:16 ens3 8.47 7.10 37.87 2.18 0.00 0.00 0.00 0.00 09:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 521.77 521.77 497.02 497.02 0.00 0.00 0.00 0.00 09:30:03 ens3 37.74 27.48 417.09 3.99 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 259.81 259.81 247.38 247.38 0.00 0.00 0.00 0.00 Average: ens3 23.03 17.24 226.47 3.08 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11892) 12/09/25 _x86_64_ (4 CPU) 09:04:57 LINUX RESTART (4 CPU) 09:10:22 CPU %user %nice %system %iowait %steal %idle 09:20:16 all 49.50 0.00 0.73 0.45 0.09 49.23 09:20:16 0 48.17 0.00 0.69 0.02 0.09 51.03 09:20:16 1 41.65 0.00 0.65 1.68 0.09 55.92 09:20:16 2 48.20 0.00 0.82 0.05 0.09 50.84 09:20:16 3 59.96 0.00 0.77 0.07 0.09 39.11 09:30:03 all 56.77 0.00 1.33 0.59 0.11 41.19 09:30:03 0 58.02 0.00 1.59 0.27 0.11 40.01 09:30:03 1 59.77 0.00 1.27 0.55 0.12 38.30 09:30:03 2 45.31 0.00 1.25 0.66 0.11 52.67 09:30:03 3 63.98 0.00 1.23 0.89 0.11 33.78 Average: all 53.11 0.00 1.03 0.52 0.10 45.24 Average: 0 53.07 0.00 1.13 0.14 0.10 45.55 Average: 1 50.63 0.00 0.96 1.12 0.10 47.19 Average: 2 46.76 0.00 1.03 0.35 0.10 51.75 Average: 3 61.96 0.00 1.00 0.48 0.10 36.47