---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20927 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 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 675 8867 4 6445 14970 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:f9:0a:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84211sec preferred_lft 84211sec inet6 fe80::f816:3eff:fef9:a2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:9d:81:23:5e:22 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-20927) 02/26/26 _x86_64_ (4 CPU) 09:30:38 LINUX RESTART (4 CPU) 09:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:05 26.23 0.03 23.41 2.79 0.60 2252.73 8202.68 10:00:05 24.44 0.02 22.03 2.38 0.47 4144.85 6450.48 Average: 25.33 0.03 22.72 2.59 0.53 3198.79 7326.58 09:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:05 8881488 12697156 3259336 19.91 146608 3773032 3316660 19.04 759856 6326636 220168 10:00:05 6117728 10720048 5233432 31.96 159520 4512300 5101792 29.28 1014120 8801456 220 Average: 7499608 11708602 4246384 25.94 153064 4142666 4209226 24.16 886988 7564046 110194 09:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:05 lo 1512.53 1512.53 1435.03 1435.03 0.00 0.00 0.00 0.00 09:50:05 ens3 33.09 27.91 14.28 9.93 0.00 0.00 0.00 0.00 09:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 lo 987.58 987.58 3149.59 3149.59 0.00 0.00 0.00 0.00 10:00:05 ens3 44.05 33.77 28.83 10.92 0.00 0.00 0.00 0.00 10:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1250.05 1250.05 2292.31 2292.31 0.00 0.00 0.00 0.00 Average: ens3 38.57 30.84 21.56 10.42 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-20927) 02/26/26 _x86_64_ (4 CPU) 09:30:38 LINUX RESTART (4 CPU) 09:40:05 CPU %user %nice %system %iowait %steal %idle 09:50:05 all 67.01 0.00 2.39 0.07 0.12 30.40 09:50:05 0 62.92 0.00 2.27 0.07 0.12 34.63 09:50:05 1 68.36 0.00 2.29 0.05 0.13 29.18 09:50:05 2 67.96 0.00 2.42 0.04 0.12 29.46 09:50:05 3 68.82 0.00 2.60 0.10 0.12 28.35 10:00:05 all 54.27 0.00 2.15 0.52 0.11 42.95 10:00:05 0 51.67 0.00 1.95 0.17 0.11 46.10 10:00:05 1 54.55 0.00 2.27 0.25 0.11 42.82 10:00:05 2 58.01 0.00 2.12 0.63 0.11 39.12 10:00:05 3 52.86 0.00 2.27 1.02 0.11 43.75 Average: all 60.64 0.00 2.27 0.29 0.11 36.68 Average: 0 57.30 0.00 2.11 0.12 0.11 40.37 Average: 1 61.45 0.00 2.28 0.15 0.12 36.00 Average: 2 62.98 0.00 2.27 0.34 0.12 34.29 Average: 3 60.84 0.00 2.43 0.56 0.11 36.05