---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8052 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: 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 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 773 19235 4 12083 30851 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:79:1d:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84690sec preferred_lft 84690sec inet6 fe80::f816:3eff:fe79:1d73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:d0:a3:63:b4:03 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::84d0:a3ff:fe63:b403/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8052) 02/06/26 _x86_64_ (8 CPU) 00:36:28 LINUX RESTART (8 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 29.86 0.67 13.52 15.66 416.53 5540.96 512142.30 01:00:01 57.41 2.41 53.98 1.01 368.88 24703.23 1596.35 Average: 43.67 1.55 33.80 8.32 392.64 15147.22 256200.12 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 23908312 28195584 4112712 12.51 142432 4372368 4239116 12.50 949692 7567304 196 01:00:01 19752876 31632716 642440 1.95 218020 11597128 1410840 4.16 3304792 9005836 1348 Average: 21830594 29914150 2377576 7.23 180226 7984748 2824978 8.33 2127242 8286570 772 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.69 5.69 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 66.39 52.01 427.18 12.98 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 4483.61 4483.61 4281.36 4281.36 0.00 0.00 0.00 0.00 01:00:01 ens3 68.15 51.59 518.73 12.08 0.00 0.00 0.00 0.00 01:00:01 docker0 2.08 2.40 0.13 61.09 0.00 0.00 0.00 0.00 01:00:01 veth79dde70 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2250.52 2250.52 2146.57 2146.57 0.00 0.00 0.00 0.00 Average: ens3 67.27 51.79 473.08 12.53 0.00 0.00 0.00 0.00 Average: docker0 1.04 1.20 0.06 30.63 0.00 0.00 0.00 0.00 Average: veth79dde70 0.01 0.01 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-8052) 02/06/26 _x86_64_ (8 CPU) 00:36:28 LINUX RESTART (8 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.20 0.00 1.38 0.29 0.08 59.06 00:50:01 0 36.85 0.00 1.19 0.11 0.07 61.79 00:50:01 1 41.01 0.00 1.36 0.19 0.07 57.37 00:50:01 2 39.94 0.00 1.35 0.51 0.08 58.13 00:50:01 3 44.54 0.00 1.60 0.33 0.08 53.45 00:50:01 4 37.47 0.00 1.34 0.15 0.07 60.97 00:50:01 5 36.07 0.00 1.27 0.37 0.07 62.22 00:50:01 6 42.17 0.00 1.54 0.24 0.08 55.98 00:50:01 7 35.53 0.00 1.38 0.42 0.08 62.58 01:00:01 all 20.09 0.00 2.15 0.51 0.06 77.20 01:00:01 0 18.08 0.00 1.66 0.52 0.06 79.68 01:00:01 1 38.79 0.00 4.71 0.46 0.07 55.97 01:00:01 2 27.04 0.00 4.29 0.23 0.06 68.38 01:00:01 3 17.37 0.00 1.98 0.97 0.06 79.62 01:00:01 4 16.69 0.00 1.54 0.38 0.05 81.33 01:00:01 5 14.42 0.00 1.12 0.31 0.05 84.09 01:00:01 6 15.58 0.00 1.17 0.90 0.05 82.30 01:00:01 7 12.88 0.00 0.76 0.28 0.05 86.03 Average: all 29.63 0.00 1.76 0.40 0.07 68.14 Average: 0 27.45 0.00 1.43 0.31 0.07 70.75 Average: 1 39.90 0.00 3.03 0.32 0.07 56.67 Average: 2 33.50 0.00 2.82 0.37 0.07 63.25 Average: 3 30.92 0.00 1.79 0.65 0.07 66.57 Average: 4 27.07 0.00 1.44 0.27 0.06 71.16 Average: 5 25.23 0.00 1.19 0.34 0.06 73.17 Average: 6 28.84 0.00 1.35 0.57 0.06 69.17 Average: 7 24.16 0.00 1.07 0.35 0.06 74.35