---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25727 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 937 24661 4 6493 30687 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:44:36:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fe44:363d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:9d:5a:97:02:16 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-8c-8g-25727) 03/02/26 _x86_64_ (8 CPU) 19:42:19 LINUX RESTART (8 CPU) 19:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:00 29.05 0.14 25.12 3.80 5.60 2291.25 10325.69 20:10:00 34.85 0.01 30.61 4.23 0.07 3388.76 12374.44 Average: 31.95 0.07 27.86 4.02 2.83 2840.01 11350.07 19:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:00 25469552 29529124 2776416 8.45 178580 4088892 3380488 9.97 947408 5973368 126684 20:10:00 24616444 29294000 3006988 9.15 222456 4607676 3504172 10.33 1105512 6609860 93052 Average: 25042998 29411562 2891702 8.80 200518 4348284 3442330 10.15 1026460 6291614 109868 19:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:00 lo 1531.52 1531.52 1457.16 1457.16 0.00 0.00 0.00 0.00 20:00:00 ens3 22.65 19.32 10.96 6.61 0.00 0.00 0.00 0.00 20:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 1684.49 1684.49 1603.29 1603.29 0.00 0.00 0.00 0.00 20:10:00 ens3 26.70 21.45 10.28 7.52 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1608.00 1608.00 1530.22 1530.22 0.00 0.00 0.00 0.00 Average: ens3 24.68 20.39 10.62 7.06 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-8c-8g-25727) 03/02/26 _x86_64_ (8 CPU) 19:42:19 LINUX RESTART (8 CPU) 19:50:00 CPU %user %nice %system %iowait %steal %idle 20:00:00 all 34.71 0.00 1.53 0.05 0.08 63.63 20:00:00 0 33.97 0.00 1.55 0.05 0.08 64.35 20:00:00 1 36.47 0.00 1.97 0.05 0.07 61.43 20:00:00 2 37.91 0.00 1.49 0.03 0.09 60.48 20:00:00 3 34.05 0.00 1.39 0.14 0.08 64.34 20:00:00 4 34.77 0.00 1.36 0.06 0.08 63.74 20:00:00 5 32.78 0.00 1.41 0.02 0.07 65.72 20:00:00 6 33.32 0.00 1.75 0.04 0.08 64.82 20:00:00 7 34.45 0.00 1.32 0.02 0.08 64.14 20:10:00 all 37.47 0.00 1.75 0.06 0.09 60.64 20:10:00 0 38.66 0.00 1.87 0.02 0.09 59.36 20:10:00 1 38.55 0.00 1.96 0.07 0.09 59.33 20:10:00 2 37.08 0.00 1.46 0.02 0.08 61.36 20:10:00 3 31.34 0.00 1.70 0.19 0.09 66.69 20:10:00 4 39.65 0.00 1.56 0.02 0.09 58.69 20:10:00 5 37.75 0.00 1.63 0.03 0.08 60.51 20:10:00 6 37.39 0.00 1.90 0.05 0.08 60.57 20:10:00 7 39.37 0.00 1.91 0.05 0.09 58.58 Average: all 36.09 0.00 1.64 0.05 0.08 62.13 Average: 0 36.32 0.00 1.71 0.03 0.09 61.85 Average: 1 37.51 0.00 1.97 0.06 0.08 60.38 Average: 2 37.49 0.00 1.47 0.03 0.08 60.92 Average: 3 32.69 0.00 1.55 0.16 0.08 65.51 Average: 4 37.20 0.00 1.46 0.04 0.08 61.21 Average: 5 35.26 0.00 1.52 0.02 0.08 63.12 Average: 6 35.35 0.00 1.82 0.05 0.08 62.70 Average: 7 36.91 0.00 1.61 0.04 0.08 61.36