---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58836 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 722 9845 4 5420 14923 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:fc:11:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84797sec preferred_lft 84797sec inet6 fe80::f816:3eff:fefc:1153/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:13:c7:e1:cf: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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58836) 09/26/26 _x86_64_ (4 CPU) 02:46:52 LINUX RESTART (4 CPU) 02:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:03 24.41 0.50 21.57 2.33 19.33 3897.04 5044.05 03:10:14 29.27 0.05 26.23 2.99 1.39 6025.01 12279.54 Average: 26.86 0.28 23.92 2.66 10.29 4969.13 8689.36 02:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:03 9472644 13314908 2640108 16.12 152628 3778316 2775036 15.93 703252 5756828 15344 03:10:14 7714116 13008360 2940452 17.96 183444 5125448 3396068 19.49 1011796 7139680 28732 Average: 8593380 13161634 2790280 17.04 168036 4451882 3085552 17.71 857524 6448254 22038 02:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:03 lo 1188.45 1188.45 1132.34 1132.34 0.00 0.00 0.00 0.00 03:00:03 ens3 65.03 49.93 348.29 10.31 0.00 0.00 0.00 0.00 03:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:14 lo 1178.61 1178.61 1123.19 1123.19 0.00 0.00 0.00 0.00 03:10:14 ens3 48.12 40.46 248.54 8.96 0.00 0.00 0.00 0.00 03:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1183.49 1183.49 1127.73 1127.73 0.00 0.00 0.00 0.00 Average: ens3 56.51 45.16 298.03 9.63 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58836) 09/26/26 _x86_64_ (4 CPU) 02:46:52 LINUX RESTART (4 CPU) 02:50:01 CPU %user %nice %system %iowait %steal %idle 03:00:03 all 63.40 0.00 2.62 0.07 0.03 33.87 03:00:03 0 63.99 0.00 2.27 0.06 0.03 33.66 03:00:03 1 62.57 0.00 2.70 0.12 0.04 34.57 03:00:03 2 62.31 0.00 2.65 0.07 0.03 34.94 03:00:03 3 64.75 0.00 2.88 0.05 0.04 32.29 03:10:14 all 58.05 0.00 2.56 0.11 0.02 39.26 03:10:14 0 55.74 0.00 2.26 0.17 0.02 41.81 03:10:14 1 58.71 0.00 2.68 0.10 0.02 38.49 03:10:14 2 62.13 0.00 3.03 0.09 0.02 34.73 03:10:14 3 55.63 0.00 2.26 0.08 0.02 42.00 Average: all 60.71 0.00 2.59 0.09 0.03 36.58 Average: 0 59.83 0.00 2.26 0.11 0.02 37.77 Average: 1 60.63 0.00 2.69 0.11 0.03 36.54 Average: 2 62.22 0.00 2.84 0.08 0.03 34.84 Average: 3 60.16 0.00 2.57 0.06 0.03 37.18