---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10633 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: 5600.00 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 647 8758 4 6583 14999 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:db:24:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fedb:2494/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:ab:75:be:5f:4f 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-10633) 02/15/26 _x86_64_ (4 CPU) 02:22:47 LINUX RESTART (4 CPU) 02:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 26.47 0.03 23.54 2.90 0.39 2260.12 12618.88 02:50:01 22.54 0.02 20.46 2.06 0.45 4110.13 7967.52 Average: 24.51 0.02 22.00 2.48 0.42 3185.13 10293.20 02:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 8896180 12764092 3191680 19.49 147524 3827732 3175812 18.23 795760 6282240 120328 02:50:01 5431728 10206472 5745328 35.09 160044 4682448 5396928 30.98 1073660 9383932 29732 Average: 7163954 11485282 4468504 27.29 153784 4255090 4286370 24.60 934710 7833086 75030 02:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 1569.08 1569.08 1489.09 1489.09 0.00 0.00 0.00 0.00 02:40:01 ens3 22.29 19.33 10.45 6.33 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 951.06 951.06 3160.66 3160.66 0.00 0.00 0.00 0.00 02:50:01 ens3 21.65 18.23 23.04 5.90 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1260.07 1260.07 2324.88 2324.88 0.00 0.00 0.00 0.00 Average: ens3 21.97 18.78 16.75 6.12 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-10633) 02/15/26 _x86_64_ (4 CPU) 02:22:47 LINUX RESTART (4 CPU) 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 65.52 0.00 2.41 0.33 0.12 31.63 02:40:01 0 65.72 0.00 2.18 0.16 0.12 31.82 02:40:01 1 67.41 0.00 2.26 0.70 0.12 29.52 02:40:01 2 64.57 0.00 2.81 0.33 0.12 32.17 02:40:01 3 64.39 0.00 2.38 0.12 0.12 33.00 02:50:01 all 53.81 0.00 2.00 0.22 0.11 43.86 02:50:01 0 58.87 0.00 1.77 0.18 0.11 39.08 02:50:01 1 55.36 0.00 2.20 0.20 0.11 42.13 02:50:01 2 50.68 0.00 1.89 0.15 0.10 47.18 02:50:01 3 50.32 0.00 2.12 0.37 0.11 47.07 Average: all 59.66 0.00 2.20 0.28 0.11 37.75 Average: 0 62.29 0.00 1.98 0.17 0.11 35.45 Average: 1 61.39 0.00 2.23 0.45 0.11 35.82 Average: 2 57.62 0.00 2.35 0.24 0.11 39.68 Average: 3 57.35 0.00 2.25 0.25 0.11 40.04