---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19296 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 868 8953 4 22270 30756 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:e3:ce:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84150sec preferred_lft 84150sec inet6 fe80::f816:3eff:fee3:cebc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:86:0b:67:22:09 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::c086:bff:fe67:2209/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19296) 02/22/26 _x86_64_ (8 CPU) 19:41:02 LINUX RESTART (8 CPU) 19:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:09 321.98 0.35 313.30 8.33 4.94 45350.00 54217.30 20:10:21 3.33 0.00 3.26 0.07 0.00 322.34 493.25 Average: 162.19 0.17 157.82 4.19 2.46 22769.21 27275.39 19:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:09 7918412 27752508 4450164 13.54 562972 18414412 4845988 14.29 5668464 17591668 132 20:10:21 7556544 27732576 4716980 14.35 569128 18476916 5162436 15.22 5714004 17868020 12 Average: 7737478 27742542 4583572 13.95 566050 18445664 5004212 14.76 5691234 17729844 72 19:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:09 lo 0.33 0.33 0.07 0.07 0.00 0.00 0.00 0.00 20:00:09 ens3 171.24 95.15 1516.21 27.43 0.00 0.00 0.00 0.00 20:00:09 docker0 21.84 35.03 1.23 573.12 0.00 0.00 0.00 0.00 20:00:09 veth3a977c1 2.10 5.43 0.16 140.15 0.00 0.00 0.00 0.01 20:10:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:21 ens3 10.52 6.84 15.77 2.00 0.00 0.00 0.00 0.00 20:10:21 docker0 6.53 9.73 1.39 15.53 0.00 0.00 0.00 0.00 20:10:21 veth3a977c1 6.53 9.73 1.48 15.53 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 90.64 50.86 763.76 14.68 0.00 0.00 0.00 0.00 Average: docker0 14.16 22.34 1.31 293.49 0.00 0.00 0.00 0.00 Average: veth3a977c1 4.32 7.59 0.82 77.65 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19296) 02/22/26 _x86_64_ (8 CPU) 19:41:02 LINUX RESTART (8 CPU) 19:50:01 CPU %user %nice %system %iowait %steal %idle 20:00:09 all 20.37 0.00 2.80 1.04 0.07 75.72 20:00:09 0 16.43 0.00 2.69 0.62 0.08 80.18 20:00:09 1 21.24 0.00 2.59 0.62 0.07 75.47 20:00:09 2 27.21 0.00 2.67 0.97 0.08 69.07 20:00:09 3 14.58 0.00 2.73 0.97 0.07 81.65 20:00:09 4 18.04 0.00 3.53 0.80 0.06 77.56 20:00:09 5 17.85 0.00 2.49 1.23 0.07 78.37 20:00:09 6 22.91 0.00 3.25 1.89 0.08 71.86 20:00:09 7 24.70 0.00 2.44 1.19 0.07 71.59 20:10:21 all 12.05 0.00 0.19 0.02 0.03 87.71 20:10:21 0 0.26 0.00 0.14 0.00 0.02 99.58 20:10:21 1 26.83 0.00 0.73 0.02 0.04 72.38 20:10:21 2 0.13 0.00 0.07 0.00 0.02 99.78 20:10:21 3 2.14 0.00 0.08 0.01 0.03 97.75 20:10:21 4 1.72 0.00 0.09 0.00 0.02 98.17 20:10:21 5 5.53 0.00 0.07 0.01 0.02 94.37 20:10:21 6 59.35 0.00 0.25 0.00 0.05 40.35 20:10:21 7 0.45 0.00 0.12 0.08 0.00 99.35 Average: all 16.19 0.00 1.49 0.52 0.05 81.75 Average: 0 8.30 0.00 1.41 0.31 0.05 89.93 Average: 1 24.05 0.00 1.66 0.32 0.06 73.92 Average: 2 13.59 0.00 1.36 0.48 0.05 84.52 Average: 3 8.32 0.00 1.39 0.49 0.05 89.74 Average: 4 9.84 0.00 1.80 0.40 0.04 87.92 Average: 5 11.66 0.00 1.27 0.62 0.05 86.41 Average: 6 41.25 0.00 1.74 0.94 0.07 56.00 Average: 7 12.51 0.00 1.27 0.63 0.04 85.55