---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10868 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 745 26322 4 5024 30878 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:ed:f6:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84113sec preferred_lft 84113sec inet6 fe80::f816:3eff:feed:f6ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:4d:76:74:61:e8 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10868) 12/05/25 _x86_64_ (8 CPU) 20:56:40 LINUX RESTART (8 CPU) 21:00:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:28 6.93 0.57 5.84 0.52 608.57 910.12 17027.66 21:20:29 1.65 0.01 1.64 0.00 0.05 18.97 0.43 21:30:28 44.43 3.47 39.98 0.97 212.93 5100.30 2155.06 Average: 17.66 1.35 15.82 0.50 273.72 2009.31 6391.00 21:00:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:28 29850824 31874864 503808 1.53 66228 2292080 1500328 4.42 394780 2310180 4 21:20:29 29848808 31873468 505296 1.54 66868 2292068 1500328 4.42 395416 2309096 4 21:30:28 26353096 29892196 2417680 7.36 183924 3573708 2701284 7.97 747920 5319128 109752 Average: 28684243 31213509 1142261 3.48 105673 2719285 1900647 5.60 512705 3312801 36587 21:00:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:28 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 21:10:28 ens3 23.14 15.73 273.80 1.10 0.00 0.00 0.00 0.00 21:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:29 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 21:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:28 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 21:30:28 ens3 103.24 79.06 680.48 19.44 0.00 0.00 0.00 0.00 21:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 42.19 31.62 318.01 6.85 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10868) 12/05/25 _x86_64_ (8 CPU) 20:56:40 LINUX RESTART (8 CPU) 21:00:29 CPU %user %nice %system %iowait %steal %idle 21:10:28 all 0.36 0.00 0.10 0.09 0.01 99.45 21:10:28 0 0.26 0.00 0.12 0.08 0.01 99.53 21:10:28 1 0.21 0.00 0.10 0.10 0.01 99.58 21:10:28 2 1.25 0.00 0.10 0.11 0.01 98.53 21:10:28 3 0.16 0.00 0.07 0.21 0.01 99.55 21:10:28 4 0.15 0.00 0.12 0.07 0.01 99.66 21:10:28 5 0.21 0.00 0.08 0.02 0.01 99.68 21:10:28 6 0.27 0.00 0.09 0.06 0.01 99.57 21:10:28 7 0.36 0.00 0.09 0.05 0.01 99.49 21:20:29 all 0.03 0.00 0.01 0.01 0.01 99.94 21:20:29 0 0.02 0.00 0.02 0.00 0.01 99.94 21:20:29 1 0.02 0.00 0.01 0.00 0.01 99.96 21:20:29 2 0.19 0.00 0.01 0.00 0.01 99.80 21:20:29 3 0.01 0.00 0.01 0.00 0.00 99.97 21:20:29 4 0.01 0.00 0.02 0.04 0.01 99.92 21:20:29 5 0.01 0.00 0.01 0.00 0.01 99.97 21:20:29 6 0.01 0.00 0.01 0.00 0.01 99.97 21:20:29 7 0.02 0.00 0.01 0.00 0.00 99.96 21:30:28 all 17.78 0.00 0.72 0.16 0.04 81.30 21:30:28 0 18.36 0.00 0.99 0.16 0.04 80.46 21:30:28 1 15.85 0.00 0.77 0.06 0.05 83.28 21:30:28 2 23.53 0.00 0.99 0.48 0.04 74.97 21:30:28 3 17.71 0.00 0.65 0.03 0.04 81.57 21:30:28 4 11.75 0.00 0.49 0.27 0.03 87.45 21:30:28 5 19.41 0.00 0.73 0.08 0.03 79.74 21:30:28 6 19.35 0.00 0.51 0.02 0.04 80.08 21:30:28 7 16.30 0.00 0.63 0.18 0.04 82.85 Average: all 6.05 0.00 0.28 0.08 0.02 93.57 Average: 0 6.20 0.00 0.38 0.08 0.02 93.32 Average: 1 5.35 0.00 0.30 0.05 0.02 94.28 Average: 2 8.30 0.00 0.37 0.19 0.02 91.13 Average: 3 5.95 0.00 0.25 0.08 0.02 93.70 Average: 4 3.97 0.00 0.21 0.12 0.02 95.68 Average: 5 6.54 0.00 0.27 0.04 0.02 93.14 Average: 6 6.54 0.00 0.21 0.03 0.02 93.21 Average: 7 5.55 0.00 0.25 0.08 0.02 94.11