---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5036 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 9.4G 68G 13% / 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 622 11483 4 3882 15023 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:be:df:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84098sec preferred_lft 84098sec inet6 fe80::f816:3eff:febe:df77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:eb:e8:4b:09:83 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-5036) 11/03/25 _x86_64_ (4 CPU) 12:05:31 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:08 5.08 0.63 4.05 0.39 530.87 657.53 4430.40 12:30:10 41.40 4.58 34.80 2.01 273.51 4625.11 21120.56 12:40:01 10.61 0.01 8.87 1.73 0.23 836.13 42282.45 Average: 19.04 1.75 15.91 1.37 270.61 2042.49 22437.86 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:08 13485960 15516856 497748 3.04 57536 2197888 1141612 6.55 378800 2242380 36 12:30:10 10173340 13568020 2392276 14.61 118960 3415468 2697404 15.48 811504 5025896 39832 12:40:01 9369320 12924364 3034184 18.53 129364 3551928 3213172 18.44 847944 5760424 728 Average: 11009540 14003080 1974736 12.06 101953 3055095 2350729 13.49 679416 4342900 13532 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:08 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 12:20:08 ens3 10.65 6.82 124.56 0.49 0.00 0.00 0.00 0.00 12:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:10 lo 0.64 0.64 0.08 0.08 0.00 0.00 0.00 0.00 12:30:10 ens3 102.63 75.48 729.92 15.99 0.00 0.00 0.00 0.00 12:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 51.21 51.21 12.52 12.52 0.00 0.00 0.00 0.00 12:40:01 ens3 9.89 7.84 8.60 2.39 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.07 17.07 4.14 4.14 0.00 0.00 0.00 0.00 Average: ens3 41.15 30.11 288.85 6.29 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-5036) 11/03/25 _x86_64_ (4 CPU) 12:05:31 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:08 all 0.41 0.00 0.14 0.31 0.01 99.12 12:20:08 0 0.41 0.00 0.12 0.07 0.01 99.38 12:20:08 1 0.62 0.00 0.20 0.18 0.01 98.99 12:20:08 2 0.13 0.00 0.12 0.13 0.01 99.61 12:20:08 3 0.48 0.00 0.12 0.86 0.01 98.52 12:30:10 all 25.21 0.00 1.06 0.31 0.06 73.37 12:30:10 0 23.59 0.00 1.15 0.18 0.05 75.04 12:30:10 1 24.61 0.00 0.96 0.20 0.06 74.17 12:30:10 2 27.61 0.00 1.14 0.68 0.06 70.50 12:30:10 3 25.03 0.00 0.98 0.16 0.06 73.77 12:40:01 all 19.82 0.00 0.85 0.06 0.08 79.19 12:40:01 0 18.66 0.00 0.86 0.05 0.08 80.35 12:40:01 1 19.45 0.00 0.77 0.04 0.08 79.67 12:40:01 2 20.66 0.00 0.84 0.03 0.08 78.39 12:40:01 3 20.52 0.00 0.93 0.12 0.08 78.34 Average: all 15.07 0.00 0.68 0.23 0.05 83.97 Average: 0 14.15 0.00 0.71 0.10 0.05 84.99 Average: 1 14.81 0.00 0.64 0.14 0.05 84.36 Average: 2 16.07 0.00 0.70 0.28 0.05 82.90 Average: 3 15.26 0.00 0.67 0.39 0.05 83.63