---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8729 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): 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / 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 705 9740 4 5543 14941 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:13:b0:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84638sec preferred_lft 84638sec inet6 fe80::f816:3eff:fe13:b089/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:9e:74:41:6e:b1 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-4c-4g-8729) 12/05/25 _x86_64_ (4 CPU) 13:14:56 LINUX RESTART (4 CPU) 13:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:05 34.46 0.80 28.61 5.05 414.18 4003.89 25135.18 13:40:07 47.20 0.00 38.64 8.56 0.00 2914.68 26811.20 Average: 40.82 0.40 33.62 6.80 207.19 3459.54 25972.80 13:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:05 9552980 13518128 2435844 14.88 169004 3885208 3017632 17.32 821880 5577008 85124 13:40:07 8978156 13339492 2610040 15.94 206184 4201200 2776256 15.94 941528 5980720 29764 Average: 9265568 13428810 2522942 15.41 187594 4043204 2896944 16.63 881704 5778864 57444 13:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:05 lo 2204.24 2204.24 2100.58 2100.58 0.00 0.00 0.00 0.00 13:30:05 ens3 76.11 59.12 424.76 14.42 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 5239.44 5239.44 4994.01 4994.01 0.00 0.00 0.00 0.00 13:40:07 ens3 44.29 36.23 12.65 11.37 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3721.14 3721.14 3546.63 3546.63 0.00 0.00 0.00 0.00 Average: ens3 60.21 47.68 218.80 12.89 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-4c-4g-8729) 12/05/25 _x86_64_ (4 CPU) 13:14:56 LINUX RESTART (4 CPU) 13:20:03 CPU %user %nice %system %iowait %steal %idle 13:30:05 all 64.87 0.00 3.08 0.08 0.11 31.86 13:30:05 0 63.17 0.00 2.93 0.12 0.11 33.67 13:30:05 1 65.58 0.00 3.10 0.08 0.11 31.13 13:30:05 2 66.11 0.00 3.02 0.07 0.11 30.70 13:30:05 3 64.63 0.00 3.26 0.06 0.10 31.94 13:40:07 all 63.62 0.00 3.86 0.08 0.10 32.33 13:40:07 0 63.25 0.00 3.53 0.09 0.11 33.03 13:40:07 1 62.87 0.00 3.50 0.06 0.10 33.47 13:40:07 2 64.55 0.00 4.19 0.08 0.10 31.07 13:40:07 3 63.83 0.00 4.20 0.11 0.10 31.75 Average: all 64.25 0.00 3.47 0.08 0.10 32.10 Average: 0 63.21 0.00 3.23 0.10 0.11 33.35 Average: 1 64.23 0.00 3.30 0.07 0.10 32.30 Average: 2 65.33 0.00 3.61 0.07 0.11 30.89 Average: 3 64.23 0.00 3.73 0.08 0.10 31.85