---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33750 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 24818 4 6363 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:87:02:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83931sec preferred_lft 83931sec inet6 fe80::f816:3eff:fe87:226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:b4:9d:cd:29:e2 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-33750) 07/07/26 _x86_64_ (8 CPU) 16:20:40 LINUX RESTART (8 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:11 28.13 0.15 24.34 3.63 5.79 2374.30 9059.99 16:50:11 32.70 0.01 28.76 3.93 0.08 3118.57 11820.52 17:00:01 25.97 0.15 22.75 3.08 10.06 6529.35 13320.43 Average: 28.95 0.10 25.29 3.55 5.28 3983.89 11376.47 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:11 25430532 29272940 3034336 9.23 175836 3871052 3109512 9.17 760992 6189928 137608 16:50:11 24704088 29066768 3236404 9.85 214044 4302792 3281720 9.68 903540 6735472 42804 17:00:01 25610760 31633292 661964 2.01 232340 5883060 1213136 3.58 1507000 5114716 4 Average: 25248460 29991000 2310901 7.03 207407 4685635 2534789 7.47 1057177 6013372 60139 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:11 lo 1440.37 1440.37 1371.15 1371.15 0.00 0.00 0.00 0.00 16:40:11 ens3 53.01 36.93 19.94 13.48 0.00 0.00 0.00 0.00 16:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:11 lo 1525.94 1525.94 1452.61 1452.61 0.00 0.00 0.00 0.00 16:50:11 ens3 55.74 38.70 19.87 15.33 0.00 0.00 0.00 0.00 16:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 735.51 735.51 684.16 684.16 0.00 0.00 0.00 0.00 17:00:01 ens3 116.28 117.87 216.90 927.90 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1237.96 1237.96 1173.22 1173.22 0.00 0.00 0.00 0.00 Average: ens3 74.65 64.04 84.45 313.70 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-33750) 07/07/26 _x86_64_ (8 CPU) 16:20:40 LINUX RESTART (8 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:11 all 36.02 0.00 1.50 0.06 0.08 62.35 16:40:11 0 34.49 0.00 1.37 0.09 0.08 63.98 16:40:11 1 36.01 0.00 1.85 0.16 0.08 61.90 16:40:11 2 39.48 0.00 1.39 0.03 0.08 59.02 16:40:11 3 39.21 0.00 1.51 0.05 0.08 59.15 16:40:11 4 34.78 0.00 1.15 0.03 0.07 63.97 16:40:11 5 34.48 0.00 1.75 0.02 0.08 63.67 16:40:11 6 30.83 0.00 1.55 0.06 0.07 67.49 16:40:11 7 38.84 0.00 1.42 0.03 0.08 59.62 16:50:11 all 40.78 0.00 1.81 0.12 0.11 57.19 16:50:11 0 36.06 0.00 1.61 0.20 0.10 62.03 16:50:11 1 43.29 0.00 2.32 0.04 0.10 54.24 16:50:11 2 43.43 0.00 1.93 0.11 0.11 54.42 16:50:11 3 36.94 0.00 1.73 0.14 0.10 61.09 16:50:11 4 42.05 0.00 1.65 0.03 0.11 56.16 16:50:11 5 41.63 0.00 1.73 0.15 0.11 56.37 16:50:11 6 40.25 0.00 1.73 0.21 0.11 57.70 16:50:11 7 42.57 0.00 1.80 0.05 0.11 55.48 17:00:01 all 22.65 0.00 1.14 0.06 0.08 76.08 17:00:01 0 17.85 0.00 1.10 0.08 0.07 80.90 17:00:01 1 24.88 0.00 1.37 0.04 0.08 73.63 17:00:01 2 24.13 0.00 1.25 0.02 0.07 74.53 17:00:01 3 20.67 0.00 0.98 0.02 0.07 78.26 17:00:01 4 26.04 0.00 1.24 0.04 0.08 72.60 17:00:01 5 22.83 0.00 1.04 0.08 0.07 75.97 17:00:01 6 20.25 0.00 1.08 0.20 0.08 78.38 17:00:01 7 24.52 0.00 1.02 0.03 0.08 74.35 Average: all 33.22 0.00 1.48 0.08 0.09 65.13 Average: 0 29.56 0.00 1.36 0.12 0.08 68.87 Average: 1 34.79 0.00 1.85 0.08 0.09 63.19 Average: 2 35.77 0.00 1.53 0.06 0.09 62.57 Average: 3 32.37 0.00 1.41 0.07 0.08 66.06 Average: 4 34.34 0.00 1.35 0.03 0.08 64.20 Average: 5 33.05 0.00 1.51 0.08 0.09 65.27 Average: 6 30.51 0.00 1.46 0.16 0.09 67.79 Average: 7 35.39 0.00 1.41 0.04 0.09 63.07