---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46380 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 10G 68G 13% / 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 711 10848 4 4430 14934 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:2c:18:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84781sec preferred_lft 84781sec inet6 fe80::f816:3eff:fe2c:18b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:ca:7a:5a:79:db 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46380) 08/31/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:15 41.10 2.60 32.28 6.22 142.18 4076.08 4598.16 22:20:17 32.76 0.17 27.06 5.53 10.92 3458.45 3421.78 Average: 36.98 1.40 29.70 5.88 77.25 3770.56 4016.24 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:15 10462948 13865044 2093512 12.79 158688 3359520 2251840 12.93 563620 4924644 23764 22:20:17 11195772 15367844 584720 3.57 201472 4024964 1121884 6.44 779196 3917840 96 Average: 10829360 14616444 1339116 8.18 180080 3692242 1686862 9.68 671408 4421242 11930 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:15 lo 3962.60 3962.60 3779.50 3779.50 0.00 0.00 0.00 0.00 22:10:15 ens3 113.76 91.76 786.83 27.88 0.00 0.00 0.00 0.00 22:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:17 lo 2988.55 2988.55 2837.66 2837.66 0.00 0.00 0.00 0.00 22:20:17 ens3 105.94 94.92 148.19 149.37 0.00 0.00 0.00 0.00 22:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3480.77 3480.77 3313.60 3313.60 0.00 0.00 0.00 0.00 Average: ens3 109.89 93.33 470.92 87.98 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46380) 08/31/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:15 all 55.39 0.00 3.84 0.14 0.02 40.61 22:10:15 0 54.53 0.00 3.90 0.23 0.01 41.33 22:10:15 1 55.70 0.00 3.99 0.10 0.02 40.19 22:10:15 2 56.78 0.00 3.66 0.12 0.01 39.42 22:10:15 3 54.53 0.00 3.83 0.11 0.01 41.51 22:20:17 all 44.39 0.00 3.04 0.13 0.01 52.43 22:20:17 0 39.44 0.00 3.20 0.17 0.01 57.18 22:20:17 1 46.95 0.00 3.27 0.12 0.01 49.65 22:20:17 2 48.06 0.00 2.51 0.09 0.01 49.34 22:20:17 3 43.12 0.00 3.18 0.13 0.01 53.56 Average: all 49.95 0.00 3.45 0.13 0.01 46.46 Average: 0 47.06 0.00 3.55 0.20 0.01 49.17 Average: 1 51.37 0.00 3.63 0.11 0.02 44.87 Average: 2 52.47 0.00 3.09 0.10 0.01 44.33 Average: 3 48.89 0.00 3.51 0.12 0.01 47.47