---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13238 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 67G 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 673 10207 4 5108 14973 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:84:a2:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83984sec preferred_lft 83984sec inet6 fe80::f816:3eff:fe84:a29f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:2a:90:b4:4b:c0 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-13238) 11/24/25 _x86_64_ (4 CPU) 18:13:31 LINUX RESTART (4 CPU) 18:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 76.58 4.71 65.16 6.70 280.82 5325.60 111619.40 18:40:13 23.17 0.01 10.44 12.71 0.29 691.09 274941.09 18:50:13 36.81 0.30 30.90 5.62 8.57 6670.69 29397.09 Average: 45.14 1.64 35.11 8.39 94.58 4196.40 139805.76 18:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 9918796 12936204 3026480 18.48 142936 3024940 3640128 20.89 636704 5462856 9880 18:40:13 9807400 13017900 2943892 17.98 152136 3192784 3439660 19.74 674668 5521584 43680 18:50:13 10486028 15356744 595640 3.64 186192 4732180 1081748 6.21 1310924 4088212 23568 Average: 10070741 13770283 2188671 13.37 160421 3649968 2720512 15.62 874099 5024217 25709 18:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 2.41 2.41 0.45 0.45 0.00 0.00 0.00 0.00 18:30:01 ens3 105.80 82.55 747.42 19.33 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:13 lo 53.72 53.72 13.38 13.38 0.00 0.00 0.00 0.00 18:40:13 ens3 7.41 6.01 4.28 1.89 0.00 0.00 0.00 0.00 18:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:13 lo 2295.92 2295.92 2206.63 2206.63 0.00 0.00 0.00 0.00 18:50:13 ens3 77.07 56.64 456.33 14.28 0.00 0.00 0.00 0.00 18:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 784.38 784.38 740.24 740.24 0.00 0.00 0.00 0.00 Average: ens3 62.73 47.86 397.43 11.71 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-13238) 11/24/25 _x86_64_ (4 CPU) 18:13:31 LINUX RESTART (4 CPU) 18:20:13 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 35.41 0.00 1.40 0.70 0.07 62.42 18:30:01 0 34.44 0.00 1.25 0.50 0.06 63.75 18:30:01 1 35.00 0.00 1.22 1.08 0.07 62.63 18:30:01 2 38.91 0.00 1.63 0.73 0.08 58.65 18:30:01 3 33.28 0.00 1.50 0.50 0.07 64.65 18:40:13 all 15.28 0.00 0.81 0.10 0.09 83.71 18:40:13 0 14.84 0.00 0.78 0.06 0.09 84.23 18:40:13 1 15.74 0.00 0.82 0.15 0.10 83.19 18:40:13 2 15.39 0.00 0.82 0.05 0.09 83.65 18:40:13 3 15.16 0.00 0.80 0.15 0.09 83.80 18:50:13 all 53.42 0.00 2.94 0.13 0.10 43.41 18:50:13 0 52.73 0.00 2.92 0.13 0.10 44.11 18:50:13 1 54.80 0.00 2.77 0.13 0.10 42.20 18:50:13 2 53.83 0.00 2.85 0.12 0.10 43.11 18:50:13 3 52.30 0.00 3.21 0.16 0.10 44.23 Average: all 34.55 0.00 1.71 0.31 0.09 63.35 Average: 0 33.87 0.00 1.65 0.23 0.09 64.17 Average: 1 35.04 0.00 1.60 0.45 0.09 62.83 Average: 2 35.86 0.00 1.76 0.30 0.09 62.00 Average: 3 33.44 0.00 1.83 0.27 0.09 64.38