---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7987 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 675 8536 4 6776 14970 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:26:9c:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84350sec preferred_lft 84350sec inet6 fe80::f816:3eff:fe26:9c54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:17:02:a9:67:31 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-7987) 11/11/25 _x86_64_ (4 CPU) 17:07:57 LINUX RESTART (4 CPU) 17:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:00 28.61 3.70 21.96 2.95 859.10 4264.98 10662.83 17:30:40 36.97 0.02 23.52 13.43 0.30 2220.17 228524.08 17:40:16 23.88 0.11 21.16 2.61 5.04 9209.95 14918.60 Average: 30.07 1.23 22.26 6.59 276.98 5126.25 89934.76 17:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:00 9731060 13402984 2555240 15.61 134904 3674116 2583620 14.83 890760 5367760 17076 17:30:40 8814880 12914260 3040080 18.57 155116 4045792 2987000 17.15 1019064 6103080 14236 17:40:16 8782352 15360312 585384 3.58 174160 6422016 1091164 6.26 1874556 5185532 40 Average: 9109431 13892519 2060235 12.58 154727 4713975 2220595 12.75 1261460 5552124 10451 17:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:00 lo 1080.47 1080.47 1022.79 1022.79 0.00 0.00 0.00 0.00 17:20:00 ens3 134.42 102.00 1117.34 18.33 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:40 lo 1290.23 1290.23 1228.49 1228.49 0.00 0.00 0.00 0.00 17:30:40 ens3 43.84 35.84 23.82 12.10 0.00 0.00 0.00 0.00 17:30:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:16 lo 544.98 544.98 2812.82 2812.82 0.00 0.00 0.00 0.00 17:40:16 ens3 78.00 79.80 125.65 676.55 0.00 0.00 0.00 0.00 17:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 983.03 983.03 1672.79 1672.79 0.00 0.00 0.00 0.00 Average: ens3 83.86 71.19 406.97 228.07 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-7987) 11/11/25 _x86_64_ (4 CPU) 17:07:57 LINUX RESTART (4 CPU) 17:10:27 CPU %user %nice %system %iowait %steal %idle 17:20:00 all 47.15 0.00 2.14 0.15 0.08 50.48 17:20:00 0 47.92 0.00 2.10 0.12 0.08 49.78 17:20:00 1 46.84 0.00 2.16 0.11 0.08 50.80 17:20:00 2 46.62 0.00 2.26 0.13 0.08 50.90 17:20:00 3 47.20 0.00 2.03 0.25 0.08 50.44 17:30:40 all 67.35 0.00 2.38 0.06 0.10 30.11 17:30:40 0 67.05 0.00 2.24 0.04 0.10 30.57 17:30:40 1 68.86 0.00 2.27 0.04 0.11 28.72 17:30:40 2 68.69 0.00 2.57 0.06 0.10 28.57 17:30:40 3 64.78 0.00 2.45 0.09 0.10 32.58 17:40:16 all 40.79 0.00 1.66 0.21 0.08 57.25 17:40:16 0 38.50 0.00 1.96 0.04 0.08 59.41 17:40:16 1 42.02 0.00 1.43 0.11 0.08 56.36 17:40:16 2 37.76 0.00 1.73 0.40 0.08 60.03 17:40:16 3 44.89 0.00 1.52 0.30 0.08 53.21 Average: all 52.32 0.00 2.07 0.14 0.09 45.38 Average: 0 51.72 0.00 2.11 0.07 0.09 46.02 Average: 1 53.16 0.00 1.96 0.09 0.09 44.70 Average: 2 51.66 0.00 2.20 0.19 0.09 45.86 Average: 3 52.73 0.00 2.02 0.21 0.09 44.96