---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37980 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 911 24853 4 6327 30713 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:97:20:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84384sec preferred_lft 84384sec inet6 fe80::f816:3eff:fe97:2061/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:5a:4e:a2:1e:51 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37980) 07/23/26 _x86_64_ (8 CPU) 07:44:40 LINUX RESTART (8 CPU) 07:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:09 26.11 0.15 23.12 2.83 5.83 2699.07 9845.04 08:10:09 36.20 0.01 31.61 4.59 0.07 3073.20 10774.45 Average: 31.16 0.08 27.37 3.71 2.95 2886.13 10309.75 07:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:09 25483596 29123228 3185664 9.69 165696 3692048 3210620 9.47 715048 6204796 428 08:10:09 24717952 28944480 3359904 10.22 207372 4182708 3395668 10.01 861884 6773336 33540 Average: 25100774 29033854 3272784 9.96 186534 3937378 3303144 9.74 788466 6489066 16984 07:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:09 lo 1071.65 1071.65 1019.42 1019.42 0.00 0.00 0.00 0.00 08:00:09 ens3 23.75 20.09 12.88 6.91 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 2084.57 2084.57 1986.06 1986.06 0.00 0.00 0.00 0.00 08:10:09 ens3 27.91 21.29 7.76 6.97 0.00 0.00 0.00 0.00 08:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1578.11 1578.11 1502.74 1502.74 0.00 0.00 0.00 0.00 Average: ens3 25.83 20.69 10.32 6.94 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37980) 07/23/26 _x86_64_ (8 CPU) 07:44:40 LINUX RESTART (8 CPU) 07:50:09 CPU %user %nice %system %iowait %steal %idle 08:00:09 all 36.25 0.00 1.38 0.10 0.07 62.21 08:00:09 0 33.51 0.00 1.33 0.04 0.07 65.05 08:00:09 1 35.85 0.00 1.26 0.07 0.08 62.74 08:00:09 2 36.09 0.00 1.50 0.15 0.07 62.18 08:00:09 3 34.89 0.00 1.25 0.11 0.07 63.68 08:00:09 4 42.09 0.00 1.46 0.07 0.07 56.31 08:00:09 5 38.82 0.00 1.47 0.22 0.07 59.41 08:00:09 6 34.58 0.00 1.22 0.06 0.07 64.07 08:00:09 7 34.12 0.00 1.52 0.07 0.07 64.21 08:10:09 all 39.52 0.00 1.81 0.12 0.08 58.47 08:10:09 0 37.61 0.00 1.84 0.12 0.07 60.35 08:10:09 1 40.38 0.00 2.06 0.05 0.08 57.43 08:10:09 2 34.86 0.00 1.93 0.34 0.08 62.79 08:10:09 3 38.95 0.00 1.79 0.11 0.08 59.07 08:10:09 4 39.66 0.00 1.81 0.06 0.08 58.39 08:10:09 5 42.64 0.00 1.62 0.14 0.08 55.52 08:10:09 6 40.51 0.00 1.57 0.07 0.08 57.78 08:10:09 7 41.57 0.00 1.88 0.05 0.08 56.43 Average: all 37.88 0.00 1.59 0.11 0.07 60.34 Average: 0 35.56 0.00 1.58 0.08 0.07 62.70 Average: 1 38.11 0.00 1.66 0.06 0.08 60.09 Average: 2 35.48 0.00 1.71 0.25 0.07 62.49 Average: 3 36.92 0.00 1.52 0.11 0.07 61.38 Average: 4 40.88 0.00 1.63 0.06 0.08 57.35 Average: 5 40.73 0.00 1.55 0.18 0.08 57.47 Average: 6 37.54 0.00 1.40 0.07 0.07 60.93 Average: 7 37.84 0.00 1.70 0.06 0.08 60.32