---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35731 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 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 707 10456 4 4825 14939 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:a9:c6:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84731sec preferred_lft 84731sec inet6 fe80::f816:3eff:fea9:c647/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:89:e2:d0:df:7e 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35731) 07/14/26 _x86_64_ (4 CPU) 10:33:10 LINUX RESTART (4 CPU) 10:40:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:16 11.60 0.45 10.02 1.13 17.86 2322.74 2842.53 11:00:00 28.93 0.59 24.06 4.28 22.95 3899.79 13028.18 Average: 20.28 0.52 17.04 2.71 20.41 3112.17 7941.24 10:40:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:16 10029604 13649084 2308396 14.10 145696 3568104 2514056 14.43 641796 5278916 21268 11:00:00 10850916 15432668 516896 3.16 173628 4439012 1020204 5.86 902948 4111936 104 Average: 10440260 14540876 1412646 8.63 159662 4003558 1767130 10.14 772372 4695426 10686 10:40:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:16 lo 1.45 1.45 0.14 0.14 0.00 0.00 0.00 0.00 10:50:16 ens3 66.45 55.01 102.68 17.64 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 1760.48 1760.48 1664.58 1664.58 0.00 0.00 0.00 0.00 11:00:00 ens3 118.65 107.93 425.27 181.65 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 881.98 881.98 833.32 833.32 0.00 0.00 0.00 0.00 Average: ens3 92.58 81.50 264.17 99.74 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35731) 07/14/26 _x86_64_ (4 CPU) 10:33:10 LINUX RESTART (4 CPU) 10:40:34 CPU %user %nice %system %iowait %steal %idle 10:50:16 all 72.62 0.00 2.23 0.04 0.11 25.00 10:50:16 0 71.09 0.00 2.34 0.03 0.11 26.43 10:50:16 1 72.20 0.00 2.56 0.07 0.11 25.07 10:50:16 2 74.79 0.00 1.98 0.05 0.11 23.08 10:50:16 3 72.40 0.00 2.05 0.03 0.10 25.41 11:00:00 all 49.48 0.00 2.22 0.11 0.09 48.10 11:00:00 0 49.71 0.00 2.06 0.18 0.10 47.96 11:00:00 1 48.86 0.00 2.09 0.07 0.09 48.90 11:00:00 2 52.28 0.00 2.72 0.14 0.10 44.77 11:00:00 3 47.07 0.00 2.02 0.06 0.09 50.76 Average: all 61.03 0.00 2.23 0.08 0.10 36.57 Average: 0 60.39 0.00 2.20 0.10 0.10 37.21 Average: 1 60.50 0.00 2.32 0.07 0.10 37.01 Average: 2 63.51 0.00 2.35 0.09 0.10 33.94 Average: 3 59.73 0.00 2.04 0.05 0.10 38.09