---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37066 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 17G 138G 11% / 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 744 19380 4 11966 30879 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:8a:57:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe8a:5705/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:dc:e1:4f:6b:73 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::50dc:e1ff:fe4f:6b73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37066) 07/19/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.33 0.06 10.86 0.41 1.92 4940.05 114.57 00:50:01 39.08 2.18 35.84 1.07 318.94 19676.01 3568.17 Average: 25.21 1.12 23.35 0.74 160.47 12310.06 1841.84 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22125140 29003176 3294292 10.02 172972 6828836 3462636 10.21 1663332 8500756 1281528 00:50:01 20106536 31673328 601212 1.83 231492 11259248 1462676 4.31 2971764 8982756 388 Average: 21115838 30338252 1947752 5.93 202232 9044042 2462656 7.26 2317548 8741756 640958 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 64.64 51.73 236.23 13.93 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 198.46 198.46 194.72 194.72 0.00 0.00 0.00 0.00 00:50:01 ens3 114.29 101.65 340.12 1302.58 0.00 0.00 0.00 0.00 00:50:01 docker0 71.75 70.49 1293.04 8.66 0.00 0.00 0.00 0.00 00:50:01 veth5e7c951 71.75 70.50 1294.02 8.66 0.00 0.00 0.00 0.11 Average: lo 100.10 100.10 97.47 97.47 0.00 0.00 0.00 0.00 Average: ens3 89.47 76.70 288.19 658.43 0.00 0.00 0.00 0.00 Average: docker0 35.89 35.26 646.70 4.33 0.00 0.00 0.00 0.00 Average: veth5e7c951 35.88 35.26 647.19 4.33 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37066) 07/19/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.15 0.00 1.34 0.03 0.08 64.40 00:40:01 0 29.97 0.00 1.22 0.02 0.08 68.71 00:40:01 1 37.75 0.00 1.58 0.03 0.09 60.55 00:40:01 2 35.66 0.00 1.49 0.03 0.09 62.73 00:40:01 3 33.99 0.00 1.39 0.03 0.08 64.50 00:40:01 4 36.84 0.00 1.24 0.09 0.08 61.75 00:40:01 5 35.55 0.00 1.47 0.01 0.08 62.90 00:40:01 6 34.37 0.00 1.18 0.02 0.09 64.35 00:40:01 7 29.04 0.00 1.17 0.03 0.08 69.68 00:50:01 all 15.25 0.00 1.25 0.15 0.06 83.28 00:50:01 0 14.41 0.00 1.28 0.42 0.07 83.82 00:50:01 1 20.44 0.00 1.90 0.12 0.08 77.47 00:50:01 2 19.91 0.00 1.84 0.11 0.07 78.08 00:50:01 3 13.49 0.00 0.80 0.13 0.06 85.52 00:50:01 4 14.63 0.00 1.27 0.10 0.06 83.94 00:50:01 5 14.11 0.00 1.06 0.07 0.06 84.71 00:50:01 6 12.15 0.00 0.83 0.08 0.05 86.89 00:50:01 7 12.90 0.00 1.00 0.20 0.07 85.83 Average: all 24.69 0.00 1.29 0.09 0.07 73.85 Average: 0 22.19 0.00 1.25 0.22 0.07 76.26 Average: 1 29.09 0.00 1.74 0.08 0.08 69.02 Average: 2 27.78 0.00 1.66 0.07 0.08 70.41 Average: 3 23.72 0.00 1.09 0.08 0.07 75.03 Average: 4 25.73 0.00 1.26 0.09 0.07 72.85 Average: 5 24.81 0.00 1.26 0.04 0.07 73.82 Average: 6 23.24 0.00 1.00 0.05 0.07 75.64 Average: 7 20.97 0.00 1.08 0.11 0.07 77.76