---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21291 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 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 769 19524 4 11798 30855 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:d1:3a:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84778sec preferred_lft 84778sec inet6 fe80::f816:3eff:fed1:3a0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:aa:1f:9b:88:e6 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::8aa:1fff:fe9b:88e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21291) 05/30/26 _x86_64_ (8 CPU) 00:24:21 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 7.97 0.06 7.44 0.46 2.05 2431.96 753.45 00:50:10 54.91 2.19 51.36 1.36 320.29 22863.50 3894.12 Average: 31.61 1.13 29.56 0.92 162.33 12721.68 2335.15 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 24557320 29230348 3076160 9.36 151688 4721824 3082352 9.09 932192 6863296 64068 00:50:10 20048008 31634140 639992 1.95 233396 11273348 1424292 4.20 3064844 8930452 32 Average: 22302664 30432244 1858076 5.65 192542 7997586 2253322 6.64 1998518 7896874 32050 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 2.57 2.57 0.22 0.22 0.00 0.00 0.00 0.00 00:40:05 ens3 57.31 42.25 235.80 11.94 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 223.20 223.20 218.37 218.37 0.00 0.00 0.00 0.00 00:50:10 ens3 50.41 41.33 426.19 11.63 0.00 0.00 0.00 0.00 00:50:10 docker0 5.82 6.86 0.36 149.99 0.00 0.00 0.00 0.00 00:50:10 vethc6d8c51 0.04 0.04 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 113.68 113.68 110.08 110.08 0.00 0.00 0.00 0.00 Average: ens3 53.84 41.79 331.69 11.79 0.00 0.00 0.00 0.00 Average: docker0 2.93 3.45 0.18 75.54 0.00 0.00 0.00 0.00 Average: vethc6d8c51 0.02 0.02 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-21291) 05/30/26 _x86_64_ (8 CPU) 00:24:21 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 36.49 0.00 1.38 0.02 0.10 62.02 00:40:05 0 44.36 0.00 1.61 0.01 0.10 53.92 00:40:05 1 35.27 0.00 1.55 0.01 0.10 63.08 00:40:05 2 38.26 0.00 1.36 0.02 0.10 60.26 00:40:05 3 37.33 0.00 1.46 0.04 0.10 61.07 00:40:05 4 35.40 0.00 1.43 0.05 0.09 63.02 00:40:05 5 32.82 0.00 1.15 0.01 0.09 65.93 00:40:05 6 35.13 0.00 1.14 0.01 0.09 63.63 00:40:05 7 33.33 0.00 1.32 0.04 0.09 65.22 00:50:10 all 13.51 0.00 1.09 0.24 0.05 85.11 00:50:10 0 11.86 0.00 1.20 0.12 0.05 86.77 00:50:10 1 16.32 0.00 1.33 0.32 0.06 81.97 00:50:10 2 10.85 0.00 0.85 0.14 0.05 88.12 00:50:10 3 12.54 0.00 1.07 0.46 0.05 85.88 00:50:10 4 14.35 0.00 1.28 0.48 0.06 83.84 00:50:10 5 17.55 0.00 1.14 0.17 0.06 81.08 00:50:10 6 12.80 0.00 0.92 0.02 0.06 86.19 00:50:10 7 11.79 0.00 0.91 0.23 0.05 87.01 Average: all 24.91 0.00 1.23 0.13 0.07 73.65 Average: 0 27.98 0.00 1.41 0.06 0.08 70.48 Average: 1 25.72 0.00 1.44 0.16 0.08 72.59 Average: 2 24.45 0.00 1.10 0.08 0.08 74.30 Average: 3 24.84 0.00 1.27 0.25 0.07 73.57 Average: 4 24.79 0.00 1.36 0.26 0.08 73.52 Average: 5 25.13 0.00 1.14 0.09 0.08 73.56 Average: 6 23.88 0.00 1.03 0.02 0.07 74.99 Average: 7 22.48 0.00 1.12 0.14 0.07 76.20