---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11099 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 13G 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 685 8639 4 6664 14961 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:55:8a:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe55:8a64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:4d:32:cd:5e:b6 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-11099) 02/16/26 _x86_64_ (4 CPU) 10:43:09 LINUX RESTART (4 CPU) 10:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 27.81 0.02 24.70 3.09 0.31 2219.87 24391.39 11:10:31 20.63 0.02 18.70 1.90 0.43 4018.45 15999.85 Average: 24.12 0.02 21.62 2.48 0.37 3143.30 20083.00 10:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 9324484 13181744 2773764 16.94 148728 3817420 3165356 18.17 846792 5802456 16712 11:10:31 5533440 10393968 5557712 33.94 161128 4765912 5323804 30.56 1130768 9243124 92 Average: 7428962 11787856 4165738 25.44 154928 4291666 4244580 24.36 988780 7522790 8402 10:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 1701.25 1701.25 1615.63 1615.63 0.00 0.00 0.00 0.00 11:00:01 ens3 23.11 20.28 10.57 6.41 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:31 lo 808.07 808.07 5023.46 5023.46 0.00 0.00 0.00 0.00 11:10:31 ens3 23.67 18.59 22.08 5.80 0.00 0.00 0.00 0.00 11:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1242.67 1242.67 3365.28 3365.28 0.00 0.00 0.00 0.00 Average: ens3 23.40 19.41 16.48 6.09 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-11099) 02/16/26 _x86_64_ (4 CPU) 10:43:09 LINUX RESTART (4 CPU) 10:50:04 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 67.17 0.00 2.47 0.11 0.12 30.13 11:00:01 0 68.54 0.00 2.50 0.05 0.12 28.79 11:00:01 1 65.74 0.00 2.79 0.09 0.11 31.27 11:00:01 2 67.69 0.00 2.34 0.27 0.12 29.59 11:00:01 3 66.72 0.00 2.24 0.03 0.11 30.89 11:10:31 all 53.20 0.00 1.83 0.08 0.09 44.80 11:10:31 0 56.19 0.00 2.00 0.04 0.09 41.68 11:10:31 1 53.28 0.00 1.84 0.04 0.09 44.74 11:10:31 2 52.04 0.00 1.69 0.12 0.09 46.06 11:10:31 3 51.26 0.00 1.79 0.12 0.10 46.73 Average: all 59.99 0.00 2.14 0.10 0.10 37.67 Average: 0 62.20 0.00 2.24 0.05 0.10 35.41 Average: 1 59.34 0.00 2.30 0.07 0.10 38.19 Average: 2 59.65 0.00 2.00 0.19 0.10 38.06 Average: 3 58.78 0.00 2.01 0.08 0.10 39.03