---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4475 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 12G 66G 16% / 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 631 8699 4 6658 15015 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:9f:80:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82683sec preferred_lft 82683sec inet6 fe80::f816:3eff:fe9f:80d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:40:05:f4:a5:74 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-4475) 10/17/25 _x86_64_ (4 CPU) 10:10:13 LINUX RESTART (4 CPU) 10:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:02 1.67 0.01 1.65 0.01 0.04 21.43 29.01 10:40:01 27.64 2.16 24.89 0.59 129.40 2095.94 1591.34 10:50:02 20.33 2.90 15.45 1.97 161.42 2925.90 6351.65 11:00:02 23.18 0.01 20.45 2.72 0.15 2010.97 17784.72 11:10:01 29.71 0.11 26.47 3.14 4.72 9570.73 11787.13 Average: 20.50 1.04 17.77 1.69 59.18 3323.10 7509.41 10:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:02 13303396 15519648 492912 3.01 67528 2371872 1125940 6.46 478752 2333964 212 10:40:01 12751608 15520440 457408 2.79 104196 2857860 970272 5.57 594452 2713024 624 10:50:02 10169716 13774400 2184036 13.34 138304 3608952 2299532 13.20 893008 4935876 23872 11:00:02 9009380 12974152 2981828 18.21 153064 3923588 3233824 18.56 999128 5966980 29136 11:10:01 8910444 15367592 579012 3.54 175772 6307488 1082348 6.21 1844172 5101668 232 Average: 10828909 14631246 1339039 8.18 127773 3813952 1742383 10.00 961902 4210302 10815 10:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:02 ens3 0.30 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 10:40:01 ens3 37.78 27.40 276.95 7.06 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 10:50:02 lo 959.82 959.82 907.78 907.78 0.00 0.00 0.00 0.00 10:50:02 ens3 106.57 81.06 804.85 17.08 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 lo 1243.25 1243.25 1183.70 1183.70 0.00 0.00 0.00 0.00 11:00:02 ens3 35.21 28.66 17.18 10.51 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 803.07 803.07 756.69 756.69 0.00 0.00 0.00 0.00 11:10:01 ens3 82.20 80.87 159.99 639.73 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 601.68 601.68 569.99 569.99 0.00 0.00 0.00 0.00 Average: ens3 52.43 43.64 252.09 134.70 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-4475) 10/17/25 _x86_64_ (4 CPU) 10:10:13 LINUX RESTART (4 CPU) 10:20:02 CPU %user %nice %system %iowait %steal %idle 10:30:02 all 0.15 0.00 0.03 0.07 0.01 99.74 10:30:02 0 0.01 0.00 0.01 0.00 0.00 99.97 10:30:02 1 0.13 0.00 0.04 0.20 0.01 99.63 10:30:02 2 0.42 0.00 0.03 0.09 0.02 99.44 10:30:02 3 0.03 0.00 0.04 0.01 0.01 99.91 10:40:01 all 2.83 0.00 0.37 0.37 0.02 96.41 10:40:01 0 4.14 0.00 0.49 0.23 0.02 95.11 10:40:01 1 1.28 0.00 0.25 0.41 0.02 98.04 10:40:01 2 3.31 0.00 0.39 0.53 0.02 95.74 10:40:01 3 2.57 0.00 0.36 0.30 0.02 96.75 10:50:02 all 45.33 0.00 1.90 0.38 0.12 52.28 10:50:02 0 45.35 0.00 1.81 0.29 0.12 52.43 10:50:02 1 45.28 0.00 1.74 0.40 0.12 52.47 10:50:02 2 45.59 0.00 2.19 0.40 0.12 51.70 10:50:02 3 45.08 0.00 1.84 0.41 0.12 52.55 11:00:02 all 65.59 0.00 2.56 0.55 0.16 31.14 11:00:02 0 66.00 0.00 2.50 1.04 0.17 30.29 11:00:02 1 65.33 0.00 2.42 0.48 0.16 31.62 11:00:02 2 66.69 0.00 2.73 0.27 0.17 30.14 11:00:02 3 64.32 0.00 2.57 0.42 0.16 32.52 11:10:01 all 46.17 0.00 2.27 1.85 0.48 49.24 11:10:01 0 47.11 0.00 2.55 1.29 0.52 48.52 11:10:01 1 42.22 0.00 1.74 1.89 0.36 53.80 11:10:01 2 47.87 0.00 2.31 1.27 0.56 48.00 11:10:01 3 47.48 0.00 2.48 2.94 0.47 46.63 Average: all 31.99 0.00 1.42 0.64 0.16 65.79 Average: 0 32.50 0.00 1.47 0.57 0.17 65.29 Average: 1 30.84 0.00 1.24 0.67 0.13 67.12 Average: 2 32.75 0.00 1.53 0.51 0.18 65.03 Average: 3 31.87 0.00 1.46 0.82 0.16 65.71