---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19166 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 784 18970 4 12338 30840 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:d4:cd:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fed4:cd10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:9a:42:2a:b8:e5 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::609a:42ff:fe2a:b8e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19166) 02/20/26 _x86_64_ (8 CPU) 00:37:20 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 15.65 0.56 14.20 0.90 223.60 6392.49 9939.52 01:00:00 19.51 0.44 18.76 0.31 16.02 17210.89 492.82 Average: 17.59 0.50 16.49 0.60 119.43 11821.15 5199.18 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 25130300 29410784 2896596 8.81 146668 4356204 3082424 9.09 870400 6411604 7300 01:00:00 18637392 29111024 3171656 9.65 209688 10250820 3239472 9.55 2754008 10746904 919360 Average: 21883846 29260904 3034126 9.23 178178 7303512 3160948 9.32 1812204 8579254 463330 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.71 5.71 0.56 0.56 0.00 0.00 0.00 0.00 00:50:00 ens3 88.83 62.92 529.97 13.55 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 4639.23 4639.23 4430.04 4430.04 0.00 0.00 0.00 0.00 01:00:00 ens3 65.06 49.79 332.38 12.35 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2330.81 2330.81 2223.27 2223.27 0.00 0.00 0.00 0.00 Average: ens3 76.90 56.33 430.82 12.95 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19166) 02/20/26 _x86_64_ (8 CPU) 00:37:20 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 38.55 0.00 1.42 0.06 0.06 59.90 00:50:00 0 38.86 0.00 1.46 0.02 0.07 59.60 00:50:00 1 38.23 0.00 1.56 0.04 0.06 60.11 00:50:00 2 38.40 0.00 1.38 0.07 0.06 60.09 00:50:00 3 37.31 0.00 1.43 0.11 0.07 61.08 00:50:00 4 36.81 0.00 1.47 0.06 0.06 61.60 00:50:00 5 40.43 0.00 1.38 0.05 0.06 58.09 00:50:00 6 39.48 0.00 1.32 0.09 0.06 59.05 00:50:00 7 38.91 0.00 1.37 0.05 0.06 59.60 01:00:00 all 20.90 0.00 2.02 0.10 0.05 76.93 01:00:00 0 17.48 0.00 1.81 0.11 0.05 80.55 01:00:00 1 30.66 0.00 4.16 0.02 0.06 65.11 01:00:00 2 18.16 0.00 1.35 0.12 0.06 80.30 01:00:00 3 23.40 0.00 1.39 0.17 0.04 74.99 01:00:00 4 20.26 0.00 1.30 0.02 0.04 78.37 01:00:00 5 13.68 0.00 1.28 0.12 0.06 84.86 01:00:00 6 20.66 0.00 1.98 0.20 0.05 77.11 01:00:00 7 22.97 0.00 2.89 0.03 0.05 74.06 Average: all 29.71 0.00 1.72 0.08 0.06 68.43 Average: 0 28.13 0.00 1.64 0.07 0.06 70.11 Average: 1 34.44 0.00 2.86 0.03 0.06 62.61 Average: 2 28.26 0.00 1.36 0.10 0.06 70.22 Average: 3 30.34 0.00 1.41 0.14 0.05 68.06 Average: 4 28.51 0.00 1.39 0.04 0.05 70.01 Average: 5 27.02 0.00 1.33 0.08 0.06 71.51 Average: 6 30.05 0.00 1.65 0.14 0.05 68.10 Average: 7 30.93 0.00 2.13 0.04 0.06 66.84