---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29039 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: 5600.00 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 139G 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 757 19596 4 11737 30867 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:45:38:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84562sec preferred_lft 84562sec inet6 fe80::f816:3eff:fe45:38da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:73:ce:0e:66:de 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::4873:ceff:fe0e:66de/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-29039) 06/21/26 _x86_64_ (8 CPU) 00:24:10 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 9.26 0.05 8.78 0.43 1.98 2549.00 70.10 00:50:16 40.98 2.11 37.80 1.08 307.28 21765.06 3037.88 Average: 25.31 1.09 23.46 0.76 156.41 12268.75 1571.24 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24301384 29337828 2966832 9.03 160924 5055940 2989228 8.81 992432 7052752 495316 00:50:16 20339220 31670980 604732 1.84 226716 11036204 1410444 4.16 2950204 8766392 452 Average: 22320302 30504404 1785782 5.43 193820 8046072 2199836 6.49 1971318 7909572 247884 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.82 1.82 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 72.01 55.33 235.98 13.84 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 00:50:16 lo 199.15 199.15 194.90 194.90 0.00 0.00 0.00 0.00 00:50:16 ens3 119.76 105.51 333.39 1288.43 0.00 0.00 0.00 0.00 00:50:16 docker0 74.92 75.41 1278.26 9.22 0.00 0.00 0.00 0.00 00:50:16 vethd2f0af0 74.92 75.41 1279.28 9.22 0.00 0.00 0.00 0.10 Average: lo 101.63 101.63 98.67 98.67 0.00 0.00 0.00 0.00 Average: ens3 96.16 80.71 285.25 658.54 0.00 0.00 0.00 0.00 Average: docker0 37.90 38.14 646.56 4.66 0.00 0.00 0.00 0.00 Average: vethd2f0af0 37.89 38.15 647.08 4.66 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29039) 06/21/26 _x86_64_ (8 CPU) 00:24:10 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.90 0.00 1.25 0.03 0.07 62.75 00:40:01 0 31.37 0.00 1.24 0.02 0.08 67.30 00:40:01 1 39.43 0.00 1.71 0.01 0.08 58.77 00:40:01 2 35.93 0.00 1.31 0.02 0.08 62.67 00:40:01 3 38.26 0.00 1.33 0.05 0.07 60.29 00:40:01 4 37.28 0.00 1.35 0.04 0.08 61.25 00:40:01 5 29.67 0.00 0.94 0.03 0.07 69.29 00:40:01 6 32.06 0.00 1.06 0.04 0.07 66.77 00:40:01 7 43.18 0.00 1.06 0.01 0.08 55.68 00:50:16 all 13.41 0.00 1.18 0.17 0.05 85.19 00:50:16 0 11.54 0.00 0.94 0.14 0.05 87.33 00:50:16 1 13.04 0.00 1.11 0.19 0.05 85.62 00:50:16 2 13.08 0.00 1.56 0.13 0.05 85.18 00:50:16 3 18.54 0.00 1.61 0.11 0.06 79.69 00:50:16 4 16.92 0.00 1.59 0.24 0.06 81.19 00:50:16 5 11.04 0.00 0.98 0.03 0.05 87.89 00:50:16 6 12.12 0.00 1.03 0.35 0.05 86.46 00:50:16 7 10.97 0.00 0.64 0.17 0.04 88.18 Average: all 24.52 0.00 1.22 0.10 0.06 74.11 Average: 0 21.33 0.00 1.09 0.08 0.06 77.44 Average: 1 26.07 0.00 1.40 0.10 0.06 72.36 Average: 2 24.37 0.00 1.43 0.08 0.06 74.06 Average: 3 28.28 0.00 1.47 0.08 0.07 70.11 Average: 4 26.98 0.00 1.47 0.14 0.07 71.34 Average: 5 20.25 0.00 0.96 0.03 0.06 78.70 Average: 6 21.97 0.00 1.05 0.19 0.06 76.73 Average: 7 26.87 0.00 0.85 0.09 0.06 72.13