---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4991 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 649 8721 4 6618 14997 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:81:c1:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84723sec preferred_lft 84723sec inet6 fe80::f816:3eff:fe81:c1ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:cf:90:70:c1:f9 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4991) 01/27/26 _x86_64_ (4 CPU) 11:05:38 LINUX RESTART (4 CPU) 11:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:25 27.22 0.63 23.60 2.99 609.30 2860.61 3438.24 11:30:25 27.27 0.03 24.50 2.74 0.49 4322.15 4893.99 Average: 27.25 0.33 24.05 2.87 306.71 3587.03 4161.78 11:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:25 8575548 12537996 3418632 20.88 141160 3932924 3522640 20.22 923692 6466744 184628 11:30:25 5464664 10287728 5664992 34.60 162340 4734952 5468264 31.39 1195864 9234320 80 Average: 7020106 11412862 4541812 27.74 151750 4333938 4495452 25.80 1059778 7850532 92354 11:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:25 lo 1368.37 1368.37 1296.71 1296.71 0.00 0.00 0.00 0.00 11:20:25 ens3 33.05 26.75 205.77 7.66 0.00 0.00 0.00 0.00 11:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:25 lo 1115.69 1115.69 3148.81 3148.81 0.00 0.00 0.00 0.00 11:30:25 ens3 24.62 21.11 25.14 6.72 0.00 0.00 0.00 0.00 11:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1242.78 1242.78 2217.24 2217.24 0.00 0.00 0.00 0.00 Average: ens3 28.86 23.95 115.99 7.19 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4991) 01/27/26 _x86_64_ (4 CPU) 11:05:38 LINUX RESTART (4 CPU) 11:10:18 CPU %user %nice %system %iowait %steal %idle 11:20:25 all 65.62 0.00 2.39 0.06 0.11 31.82 11:20:25 0 66.16 0.00 2.10 0.03 0.11 31.61 11:20:25 1 65.92 0.00 2.66 0.09 0.11 31.23 11:20:25 2 66.25 0.00 2.40 0.08 0.11 31.16 11:20:25 3 64.16 0.00 2.39 0.04 0.11 33.31 11:30:25 all 54.32 0.00 2.14 0.08 0.09 43.37 11:30:25 0 53.01 0.00 2.00 0.05 0.09 44.84 11:30:25 1 55.61 0.00 2.39 0.06 0.09 41.85 11:30:25 2 53.05 0.00 1.89 0.13 0.09 44.83 11:30:25 3 55.59 0.00 2.28 0.07 0.09 41.97 Average: all 60.00 0.00 2.26 0.07 0.10 37.57 Average: 0 59.62 0.00 2.05 0.04 0.10 38.19 Average: 1 60.79 0.00 2.53 0.07 0.10 36.50 Average: 2 59.70 0.00 2.15 0.10 0.10 37.95 Average: 3 59.90 0.00 2.33 0.05 0.10 37.62