---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20976 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 67G 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 628 10623 4 4737 15018 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:df:f8:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84772sec preferred_lft 84772sec inet6 fe80::f816:3eff:fedf:f82d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:99:43:f9:91:23 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20976) 02/26/26 _x86_64_ (4 CPU) 11:14:02 LINUX RESTART (4 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:06 3.92 0.07 3.67 0.17 6.90 625.56 20.66 11:40:01 20.30 0.54 18.14 1.61 19.63 2474.07 11352.19 Average: 12.04 0.30 10.85 0.89 13.21 1542.01 5638.61 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:06 9749108 12710908 3253052 19.87 113744 3011392 3451676 19.81 503992 5783748 188 11:40:01 9704268 13523224 2436272 14.88 137920 3803584 2518248 14.45 701284 5569488 417680 Average: 9726688 13117066 2844662 17.37 125832 3407488 2984962 17.13 602638 5676618 208934 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:06 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 11:30:06 ens3 11.71 8.50 36.17 2.37 0.00 0.00 0.00 0.00 11:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 494.29 494.29 470.71 470.71 0.00 0.00 0.00 0.00 11:40:01 ens3 48.03 33.75 486.20 5.26 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 245.38 245.38 233.56 233.56 0.00 0.00 0.00 0.00 Average: ens3 29.72 21.02 259.29 3.81 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20976) 02/26/26 _x86_64_ (4 CPU) 11:14:02 LINUX RESTART (4 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:06 all 50.83 0.00 0.71 0.02 0.08 48.36 11:30:06 0 50.00 0.00 0.76 0.01 0.08 49.16 11:30:06 1 61.21 0.00 0.65 0.02 0.08 38.05 11:30:06 2 46.02 0.00 0.67 0.03 0.08 53.21 11:30:06 3 46.11 0.00 0.78 0.02 0.08 53.01 11:40:01 all 58.26 0.00 1.47 0.06 0.08 40.13 11:40:01 0 54.35 0.00 1.57 0.04 0.08 43.96 11:40:01 1 62.45 0.00 1.53 0.06 0.08 35.89 11:40:01 2 51.23 0.00 1.28 0.05 0.08 47.36 11:40:01 3 64.98 0.00 1.51 0.10 0.08 33.32 Average: all 54.51 0.00 1.09 0.04 0.08 44.28 Average: 0 52.16 0.00 1.16 0.03 0.08 46.58 Average: 1 61.82 0.00 1.08 0.04 0.08 36.98 Average: 2 48.59 0.00 0.97 0.04 0.08 50.32 Average: 3 55.45 0.00 1.14 0.06 0.08 43.26