---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20152 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 765 18815 4 12511 30859 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:4f:ce:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84364sec preferred_lft 84364sec inet6 fe80::f816:3eff:fe4f:ce57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:9f:e0:ea:c8:76 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::4c9f:e0ff:feea:c876/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-20152) 05/26/26 _x86_64_ (8 CPU) 00:02:20 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:09 8.83 0.06 8.41 0.37 1.90 2418.03 416.82 00:30:04 68.37 2.22 64.60 1.55 323.62 24134.29 6176.62 Average: 38.29 1.13 36.21 0.95 161.08 13162.88 3266.67 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:09 23194924 28646608 3656208 11.13 163592 5460212 3462904 10.21 1216796 7925508 570804 00:30:04 19500368 31622764 648736 1.97 237416 11792080 1407536 4.15 3254608 9266156 436 Average: 21347646 30134686 2152472 6.55 200504 8626146 2435220 7.18 2235702 8595832 285620 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:09 lo 1.45 1.45 0.13 0.13 0.00 0.00 0.00 0.00 00:20:09 ens3 51.66 44.06 233.05 12.50 0.00 0.00 0.00 0.00 00:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:04 lo 220.68 220.68 215.95 215.95 0.00 0.00 0.00 0.00 00:30:04 ens3 108.62 94.47 437.17 1260.81 0.00 0.00 0.00 0.00 00:30:04 docker0 67.36 69.91 1251.37 158.98 0.00 0.00 0.00 0.00 00:30:04 veth5fc25fd 61.97 63.03 1251.87 6.60 0.00 0.00 0.00 0.10 Average: lo 109.92 109.92 106.92 106.92 0.00 0.00 0.00 0.00 Average: ens3 79.84 69.00 334.05 630.14 0.00 0.00 0.00 0.00 Average: docker0 33.33 34.59 619.16 78.66 0.00 0.00 0.00 0.00 Average: veth5fc25fd 30.66 31.19 619.41 3.26 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-20152) 05/26/26 _x86_64_ (8 CPU) 00:02:20 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:09 all 32.22 0.00 1.22 0.03 0.08 66.45 00:20:09 0 26.58 0.00 1.15 0.01 0.07 72.18 00:20:09 1 37.79 0.00 1.37 0.06 0.09 60.68 00:20:09 2 36.34 0.00 1.38 0.04 0.09 62.15 00:20:09 3 33.12 0.00 1.20 0.01 0.08 65.59 00:20:09 4 31.20 0.00 1.09 0.03 0.08 67.59 00:20:09 5 29.45 0.00 1.08 0.01 0.07 69.38 00:20:09 6 31.86 0.00 1.42 0.01 0.08 66.63 00:20:09 7 31.40 0.00 1.07 0.05 0.08 67.40 00:30:04 all 14.28 0.00 1.43 0.50 0.06 83.74 00:30:04 0 13.59 0.00 1.65 0.21 0.06 84.50 00:30:04 1 14.34 0.00 1.67 0.94 0.06 82.99 00:30:04 2 15.96 0.00 1.59 0.39 0.05 82.01 00:30:04 3 17.90 0.00 1.71 0.36 0.06 79.97 00:30:04 4 14.98 0.00 1.29 1.15 0.06 82.52 00:30:04 5 10.76 0.00 1.06 0.32 0.05 87.80 00:30:04 6 11.42 0.00 1.03 0.20 0.06 87.29 00:30:04 7 15.29 0.00 1.43 0.39 0.06 82.84 Average: all 23.35 0.00 1.32 0.26 0.07 75.00 Average: 0 20.15 0.00 1.40 0.11 0.07 78.28 Average: 1 26.19 0.00 1.52 0.50 0.07 71.73 Average: 2 26.26 0.00 1.48 0.21 0.07 71.98 Average: 3 25.58 0.00 1.45 0.18 0.07 72.71 Average: 4 23.18 0.00 1.19 0.58 0.07 74.97 Average: 5 20.20 0.00 1.07 0.17 0.06 78.50 Average: 6 21.76 0.00 1.23 0.11 0.07 76.84 Average: 7 23.44 0.00 1.24 0.21 0.07 75.03