---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7406 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 12G 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 712 9488 4 5788 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:eb:c4:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84547sec preferred_lft 84547sec inet6 fe80::f816:3eff:feeb:c463/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:53:41:ca:21:dc 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-7406) 02/03/26 _x86_64_ (4 CPU) 12:37:20 LINUX RESTART (4 CPU) 12:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 29.00 3.21 23.37 2.42 764.18 5392.34 18131.49 13:00:01 33.69 0.07 30.14 3.48 1.52 5975.01 13266.59 Average: 31.36 1.63 26.78 2.95 380.53 5685.45 15684.25 12:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 9464768 13356904 2598040 15.87 156968 3829500 2847388 16.34 897856 5598372 20480 13:00:01 7153976 12472468 3475704 21.23 189840 5148804 3767520 21.63 1201268 7521856 38580 Average: 8309372 12914686 3036872 18.55 173404 4489152 3307454 18.98 1049562 6560114 29530 12:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 729.48 729.48 694.56 694.56 0.00 0.00 0.00 0.00 12:50:01 ens3 120.78 92.16 942.49 18.02 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 1357.39 1357.39 1293.08 1293.08 0.00 0.00 0.00 0.00 13:00:01 ens3 63.10 46.96 229.99 13.47 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1045.34 1045.34 995.64 995.64 0.00 0.00 0.00 0.00 Average: ens3 91.76 69.42 584.07 15.73 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-7406) 02/03/26 _x86_64_ (4 CPU) 12:37:20 LINUX RESTART (4 CPU) 12:40:08 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 62.83 0.00 2.21 0.14 0.09 34.73 12:50:01 0 62.79 0.00 1.91 0.09 0.09 35.12 12:50:01 1 62.21 0.00 2.49 0.14 0.09 35.07 12:50:01 2 60.74 0.00 2.45 0.11 0.09 36.61 12:50:01 3 65.59 0.00 2.01 0.21 0.09 32.10 13:00:01 all 56.45 0.00 2.40 0.15 0.10 40.91 13:00:01 0 56.41 0.00 2.54 0.14 0.10 40.82 13:00:01 1 55.68 0.00 2.48 0.15 0.10 41.59 13:00:01 2 56.45 0.00 2.16 0.08 0.10 41.20 13:00:01 3 57.26 0.00 2.41 0.22 0.10 40.02 Average: all 59.62 0.00 2.31 0.14 0.10 37.83 Average: 0 59.58 0.00 2.22 0.12 0.10 37.99 Average: 1 58.93 0.00 2.48 0.14 0.10 38.35 Average: 2 58.58 0.00 2.30 0.10 0.10 38.92 Average: 3 61.40 0.00 2.21 0.21 0.10 36.08