---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-705 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 9.2G 69G 12% / 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 603 11609 4 3776 15042 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:44:f1:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82655sec preferred_lft 82655sec inet6 fe80::f816:3eff:fe44:f1ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:47:b0:d8:90:ed 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-705) 10/21/25 _x86_64_ (4 CPU) 06:55:13 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:02 21.94 0.63 9.38 11.93 659.22 1084.95 271998.24 07:20:02 2.38 0.01 2.35 0.02 0.05 28.59 0.59 07:30:01 2.11 0.00 2.09 0.02 0.24 25.16 0.13 07:40:13 2.25 0.00 2.24 0.01 0.00 25.99 0.09 07:50:07 2.16 0.00 2.16 0.00 0.00 25.68 0.00 Average: 6.16 0.13 3.64 2.39 131.83 237.95 54368.13 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:02 10153368 13652656 2306948 14.09 115036 3530072 2637920 15.14 880744 4940504 260 07:20:02 10153292 13653688 2305996 14.08 116012 3530180 2638160 15.14 881712 4939896 216 07:30:01 10153244 13654660 2305000 14.08 116944 3530260 2638112 15.14 882656 4940160 220 07:40:13 10150980 13653276 2306404 14.09 117820 3530276 2638304 15.14 883520 4940504 40 07:50:07 10149972 13653180 2306604 14.09 118720 3530284 2638500 15.14 884420 4941168 228 Average: 10152171 13653492 2306190 14.09 116906 3530214 2638199 15.14 882610 4940446 193 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:02 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 07:10:02 ens3 27.58 13.01 207.65 1.18 0.00 0.00 0.00 0.00 07:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:20:02 ens3 0.45 0.16 0.14 0.08 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:01 ens3 0.54 0.14 0.13 0.06 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:13 ens3 0.42 0.14 0.10 0.06 0.00 0.00 0.00 0.00 07:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:07 ens3 0.48 0.13 0.10 0.04 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 5.89 2.71 41.60 0.29 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-705) 10/21/25 _x86_64_ (4 CPU) 06:55:13 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:02 all 1.28 0.00 0.37 0.27 0.05 98.03 07:10:02 0 1.25 0.00 0.42 0.22 0.03 98.09 07:10:02 1 1.42 0.00 0.42 0.47 0.06 97.63 07:10:02 2 1.32 0.00 0.42 0.17 0.05 98.04 07:10:02 3 1.15 0.00 0.22 0.21 0.05 98.37 07:20:02 all 0.30 0.00 0.07 0.02 0.05 99.56 07:20:02 0 0.14 0.00 0.04 0.03 0.03 99.76 07:20:02 1 0.76 0.00 0.08 0.01 0.07 99.09 07:20:02 2 0.18 0.00 0.10 0.03 0.07 99.62 07:20:02 3 0.13 0.00 0.06 0.00 0.04 99.77 07:30:01 all 0.34 0.00 0.08 0.09 0.04 99.46 07:30:01 0 0.79 0.00 0.05 0.05 0.03 99.08 07:30:01 1 0.17 0.00 0.08 0.06 0.03 99.66 07:30:01 2 0.22 0.00 0.11 0.18 0.05 99.44 07:30:01 3 0.18 0.00 0.07 0.06 0.03 99.67 07:40:13 all 0.36 0.00 0.07 0.02 0.04 99.51 07:40:13 0 0.09 0.00 0.05 0.00 0.02 99.84 07:40:13 1 0.75 0.00 0.07 0.04 0.05 99.09 07:40:13 2 0.41 0.00 0.10 0.02 0.05 99.41 07:40:13 3 0.17 0.00 0.07 0.00 0.04 99.71 07:50:07 all 0.34 0.00 0.08 0.01 0.04 99.53 07:50:07 0 0.09 0.00 0.05 0.01 0.02 99.82 07:50:07 1 0.90 0.00 0.09 0.01 0.05 98.95 07:50:07 2 0.22 0.00 0.09 0.02 0.05 99.62 07:50:07 3 0.15 0.00 0.07 0.01 0.04 99.73 Average: all 0.53 0.00 0.13 0.08 0.04 99.22 Average: 0 0.47 0.00 0.12 0.06 0.03 99.32 Average: 1 0.80 0.00 0.15 0.12 0.05 98.88 Average: 2 0.47 0.00 0.16 0.08 0.06 99.23 Average: 3 0.36 0.00 0.10 0.06 0.04 99.45