---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1694 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 67G 15% / 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 783 9303 4 5902 14863 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:21:b5:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84021sec preferred_lft 84021sec inet6 fe80::f816:3eff:fe21:b53e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:bb:e6:00:a9:f6 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-1694) 11/27/25 _x86_64_ (4 CPU) 20:24:14 LINUX RESTART (4 CPU) 20:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:05 10.70 0.50 9.09 1.11 14.79 3629.39 7971.80 20:50:05 58.65 0.32 46.94 11.39 9.70 3857.80 26978.40 21:00:05 28.58 0.10 23.61 4.86 4.76 4799.65 5825.10 Average: 32.64 0.31 26.54 5.79 9.76 4095.30 13591.78 20:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:05 9383792 13447208 2507492 15.31 172880 3964420 2755636 15.82 888248 5646320 254300 20:50:05 8519732 13051664 2897632 17.70 207036 4356988 3076784 17.66 1032796 6337496 37800 21:00:05 9677868 15353384 590792 3.61 239772 5408704 1090880 6.26 1414896 4701104 232 Average: 9193797 13950752 1998639 12.21 206563 4576704 2307767 13.25 1111980 5561640 97444 20:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:05 lo 1.38 1.38 0.15 0.15 0.00 0.00 0.00 0.00 20:40:05 ens3 75.41 57.43 117.77 18.91 0.00 0.00 0.00 0.00 20:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:05 lo 5847.38 5847.38 5572.97 5572.97 0.00 0.00 0.00 0.00 20:50:05 ens3 97.00 70.03 218.09 21.35 0.00 0.00 0.00 0.00 20:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:05 lo 2249.14 2249.14 2129.95 2129.95 0.00 0.00 0.00 0.00 21:00:05 ens3 110.54 103.63 120.45 165.72 0.00 0.00 0.00 0.00 21:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2698.52 2698.52 2566.95 2566.95 0.00 0.00 0.00 0.00 Average: ens3 94.31 77.01 152.10 68.62 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-1694) 11/27/25 _x86_64_ (4 CPU) 20:24:14 LINUX RESTART (4 CPU) 20:30:04 CPU %user %nice %system %iowait %steal %idle 20:40:05 all 67.38 0.00 2.27 0.38 0.09 29.87 20:40:05 0 66.95 0.00 2.09 0.15 0.10 30.71 20:40:05 1 70.42 0.00 2.60 0.23 0.09 26.66 20:40:05 2 65.59 0.00 2.16 0.12 0.09 32.04 20:40:05 3 66.56 0.00 2.25 1.02 0.10 30.08 20:50:05 all 61.25 0.00 4.15 0.27 0.09 34.23 20:50:05 0 60.51 0.00 4.02 0.22 0.09 35.15 20:50:05 1 60.96 0.00 4.09 0.21 0.10 34.64 20:50:05 2 62.74 0.00 4.17 0.44 0.09 32.56 20:50:05 3 60.80 0.00 4.32 0.22 0.09 34.56 21:00:05 all 47.58 0.00 2.51 0.27 0.08 49.56 21:00:05 0 50.47 0.00 2.68 0.31 0.08 46.46 21:00:05 1 45.64 0.00 2.57 0.18 0.08 51.52 21:00:05 2 45.36 0.00 2.51 0.17 0.08 51.88 21:00:05 3 48.86 0.00 2.27 0.41 0.08 48.38 Average: all 58.74 0.00 2.98 0.31 0.09 37.88 Average: 0 59.32 0.00 2.93 0.23 0.09 37.44 Average: 1 59.02 0.00 3.09 0.21 0.09 37.60 Average: 2 57.89 0.00 2.94 0.24 0.09 38.83 Average: 3 58.74 0.00 2.95 0.55 0.09 37.67