---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12449 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 11G 68G 14% / 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 640 10549 4 4799 15006 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:10:4d:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84748sec preferred_lft 84748sec inet6 fe80::f816:3eff:fe10:4ddf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:80:22:2e:0a:5c 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-12449) 11/21/25 _x86_64_ (4 CPU) 13:13:19 LINUX RESTART (4 CPU) 13:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 3.42 0.05 3.19 0.17 6.73 512.33 207.57 13:40:09 34.40 0.61 20.89 12.90 23.80 6049.85 249290.19 Average: 19.13 0.34 12.17 6.63 15.39 3319.94 126496.12 13:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 9438264 12457976 3505380 21.41 112808 3073028 3657436 20.99 615824 5976872 232 13:40:09 10784244 15341312 615612 3.76 137240 4526960 1123712 6.45 997036 4173276 12676 Average: 10111254 13899644 2060496 12.58 125024 3799994 2390574 13.72 806430 5075074 6454 13:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 13:30:01 ens3 10.17 8.33 38.20 2.13 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 504.27 504.27 478.34 478.34 0.00 0.00 0.00 0.00 13:40:09 ens3 63.33 52.29 483.07 83.26 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.97 255.97 242.71 242.71 0.00 0.00 0.00 0.00 Average: ens3 37.12 30.62 263.76 43.26 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-12449) 11/21/25 _x86_64_ (4 CPU) 13:13:19 LINUX RESTART (4 CPU) 13:20:08 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 47.03 0.00 0.64 0.03 0.08 52.23 13:30:01 0 43.78 0.00 0.56 0.05 0.08 55.53 13:30:01 1 36.52 0.00 0.70 0.01 0.08 62.69 13:30:01 2 39.81 0.00 0.66 0.01 0.08 59.45 13:30:01 3 68.01 0.00 0.62 0.04 0.10 31.23 13:40:09 all 51.41 0.00 1.44 0.26 0.09 46.80 13:40:09 0 48.95 0.00 1.50 0.23 0.10 49.22 13:40:09 1 43.52 0.00 1.40 0.10 0.08 54.90 13:40:09 2 60.38 0.00 1.48 0.23 0.10 37.81 13:40:09 3 52.78 0.00 1.39 0.47 0.10 45.26 Average: all 49.24 0.00 1.04 0.14 0.09 49.48 Average: 0 46.40 0.00 1.04 0.14 0.09 52.34 Average: 1 40.07 0.00 1.05 0.05 0.08 58.74 Average: 2 50.22 0.00 1.07 0.12 0.09 48.50 Average: 3 60.30 0.00 1.01 0.26 0.10 38.33