---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29948 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 18G 138G 12% / 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 781 18878 4 12432 30843 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:23:02:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fe23:249/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:8c:eb:4c:32:02 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 inet6 fe80::208c:ebff:fe4c:3202/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29948) 06/24/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 14.22 0.46 13.06 0.69 216.19 5506.72 746.59 01:00:02 31.79 1.93 28.90 0.97 282.11 23297.50 837.94 Average: 22.93 1.19 20.92 0.83 248.88 14329.06 791.89 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 23908300 28410360 3896836 11.86 147284 4565012 3715332 10.96 886764 7590328 168 01:00:02 20185184 31715872 564012 1.72 218540 11258404 1309232 3.86 3059728 8853628 47148 Average: 22046742 30063116 2230424 6.79 182912 7911708 2512282 7.41 1973246 8221978 23658 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 5.67 5.67 0.55 0.55 0.00 0.00 0.00 0.00 00:50:12 ens3 62.07 46.57 270.89 12.58 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 243.51 243.51 237.55 237.55 0.00 0.00 0.00 0.00 01:00:02 ens3 75.92 62.46 369.77 14.91 0.00 0.00 0.00 0.00 01:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 123.62 123.62 118.07 118.07 0.00 0.00 0.00 0.00 Average: ens3 68.94 54.45 319.92 13.74 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-29948) 06/24/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 38.73 0.00 1.38 0.04 0.09 59.75 00:50:12 0 43.46 0.00 1.60 0.01 0.10 54.83 00:50:12 1 36.93 0.00 1.26 0.04 0.09 61.68 00:50:12 2 35.62 0.00 1.38 0.03 0.10 62.87 00:50:12 3 42.90 0.00 1.28 0.01 0.09 55.72 00:50:12 4 37.35 0.00 1.46 0.10 0.09 61.00 00:50:12 5 36.81 0.00 1.27 0.02 0.09 61.80 00:50:12 6 37.59 0.00 1.41 0.10 0.10 60.80 00:50:12 7 39.16 0.00 1.39 0.03 0.09 59.34 01:00:02 all 19.10 0.00 1.18 0.16 0.06 79.50 01:00:02 0 16.92 0.00 0.84 0.04 0.06 82.14 01:00:02 1 21.75 0.00 1.34 0.17 0.06 76.68 01:00:02 2 33.24 0.00 2.08 0.43 0.07 64.18 01:00:02 3 20.41 0.00 1.27 0.12 0.06 78.14 01:00:02 4 16.49 0.00 0.93 0.02 0.05 82.51 01:00:02 5 12.15 0.00 0.94 0.08 0.05 86.78 01:00:02 6 18.15 0.00 1.17 0.27 0.06 80.35 01:00:02 7 13.67 0.00 0.84 0.17 0.06 85.26 Average: all 29.00 0.00 1.28 0.10 0.08 69.54 Average: 0 30.32 0.00 1.22 0.02 0.08 68.35 Average: 1 29.41 0.00 1.30 0.10 0.08 69.11 Average: 2 34.44 0.00 1.73 0.23 0.08 63.52 Average: 3 31.76 0.00 1.28 0.06 0.08 66.83 Average: 4 27.01 0.00 1.19 0.06 0.07 71.66 Average: 5 24.58 0.00 1.11 0.05 0.07 74.19 Average: 6 27.96 0.00 1.29 0.18 0.08 70.49 Average: 7 26.53 0.00 1.12 0.10 0.08 72.18