---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3238 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 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 641 8599 4 6748 15005 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:43:90:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84345sec preferred_lft 84345sec inet6 fe80::f816:3eff:fe43:9043/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:45:1b:90:6a:dc 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-3238) 10/13/25 _x86_64_ (4 CPU) 09:09:00 LINUX RESTART (4 CPU) 09:10:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:37 34.78 4.32 26.39 4.07 849.28 5646.68 42867.09 09:30:01 22.50 0.01 19.86 2.63 0.17 2005.79 18980.54 09:40:37 25.86 0.10 22.99 2.77 4.54 8812.83 10304.85 Average: 27.79 1.48 23.15 3.16 285.78 5625.14 23911.18 09:10:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:37 9802276 13450932 2507012 15.31 134824 3651644 2547168 14.62 892664 5297096 11440 09:30:01 9219160 13213424 2742300 16.75 148620 3954704 2784096 15.98 995576 5748112 21900 09:40:37 8832788 15381244 564728 3.45 175936 6391796 1086252 6.24 1865388 5159004 12 Average: 9284741 14015200 1938013 11.84 153127 4666048 2139172 12.28 1251209 5401404 11117 09:10:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:37 lo 1246.17 1246.17 1181.13 1181.13 0.00 0.00 0.00 0.00 09:20:37 ens3 116.61 87.68 1030.64 18.55 0.00 0.00 0.00 0.00 09:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 1092.88 1092.88 1039.45 1039.45 0.00 0.00 0.00 0.00 09:30:01 ens3 36.57 29.55 19.11 10.26 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:37 lo 724.09 724.09 2770.93 2770.93 0.00 0.00 0.00 0.00 09:40:37 ens3 58.93 51.57 119.03 69.92 0.00 0.00 0.00 0.00 09:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1014.07 1014.07 1697.66 1697.66 0.00 0.00 0.00 0.00 Average: ens3 71.23 56.76 392.76 34.08 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3238) 10/13/25 _x86_64_ (4 CPU) 09:09:00 LINUX RESTART (4 CPU) 09:10:34 CPU %user %nice %system %iowait %steal %idle 09:20:37 all 54.18 0.00 2.52 0.56 0.17 42.57 09:20:37 0 55.06 0.00 2.74 0.46 0.17 41.57 09:20:37 1 52.56 0.00 2.34 0.84 0.18 44.08 09:20:37 2 54.55 0.00 2.33 0.72 0.17 42.23 09:20:37 3 54.55 0.00 2.68 0.22 0.16 42.39 09:30:01 all 67.88 0.00 2.35 0.08 0.16 29.53 09:30:01 0 67.80 0.00 2.13 0.18 0.16 29.73 09:30:01 1 67.60 0.00 2.12 0.06 0.16 30.06 09:30:01 2 68.29 0.00 2.59 0.04 0.16 28.91 09:30:01 3 67.83 0.00 2.54 0.04 0.16 29.43 09:40:37 all 48.31 0.00 2.01 0.37 0.11 49.20 09:40:37 0 49.35 0.00 2.23 0.88 0.11 47.43 09:40:37 1 46.12 0.00 1.77 0.39 0.10 51.62 09:40:37 2 50.58 0.00 1.93 0.07 0.11 47.31 09:40:37 3 47.20 0.00 2.10 0.16 0.11 50.44 Average: all 56.39 0.00 2.29 0.34 0.14 40.83 Average: 0 57.03 0.00 2.37 0.52 0.14 39.94 Average: 1 54.98 0.00 2.07 0.44 0.15 42.36 Average: 2 57.45 0.00 2.27 0.28 0.15 39.86 Average: 3 56.10 0.00 2.43 0.14 0.14 41.18