---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7947 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 753 19216 4 12121 30871 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:61:95:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84524sec preferred_lft 84524sec inet6 fe80::f816:3eff:fe61:95ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:43:64:cb:ee:34 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::3043:64ff:fecb:ee34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7947) 03/22/26 _x86_64_ (8 CPU) 00:24:09 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:14 8.85 0.05 8.36 0.44 1.96 2596.97 3189.97 00:50:04 66.15 2.49 62.37 1.29 373.07 23189.80 3821.84 Average: 37.01 1.25 34.90 0.86 184.32 12715.88 3500.46 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:14 23699280 29159616 3142336 9.56 164616 5473968 3291216 9.71 1288296 7364880 641124 00:50:04 19945876 31670088 602228 1.83 237244 11410968 1437396 4.24 3185536 8920436 620 Average: 21822578 30414852 1872282 5.70 200930 8442468 2364306 6.97 2236916 8142658 320872 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:14 lo 1.84 1.84 0.17 0.17 0.00 0.00 0.00 0.00 00:40:14 ens3 55.72 46.20 231.08 12.88 0.00 0.00 0.00 0.00 00:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 188.82 188.82 185.90 185.90 0.00 0.00 0.00 0.00 00:50:04 ens3 124.04 100.09 443.16 1265.97 0.00 0.00 0.00 0.00 00:50:04 docker0 65.80 73.40 1254.85 161.02 0.00 0.00 0.00 0.00 00:50:04 veth35e5c23 59.74 65.93 1255.29 7.23 0.00 0.00 0.00 0.10 Average: lo 93.72 93.72 91.43 91.43 0.00 0.00 0.00 0.00 Average: ens3 89.29 72.68 335.29 628.62 0.00 0.00 0.00 0.00 Average: docker0 32.33 36.07 616.61 79.12 0.00 0.00 0.00 0.00 Average: veth35e5c23 29.36 32.40 616.82 3.55 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7947) 03/22/26 _x86_64_ (8 CPU) 00:24:09 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:14 all 34.22 0.00 1.26 0.02 0.08 64.42 00:40:14 0 40.53 0.00 1.31 0.01 0.08 58.07 00:40:14 1 33.49 0.00 1.58 0.03 0.08 64.82 00:40:14 2 35.29 0.00 1.26 0.01 0.08 63.37 00:40:14 3 33.13 0.00 1.14 0.00 0.07 65.66 00:40:14 4 32.06 0.00 1.13 0.01 0.08 66.72 00:40:14 5 38.94 0.00 1.35 0.03 0.08 59.60 00:40:14 6 33.38 0.00 1.25 0.06 0.08 65.23 00:40:14 7 26.94 0.00 1.11 0.01 0.07 71.87 00:50:04 all 13.96 0.00 1.31 0.22 0.05 84.45 00:50:04 0 11.47 0.00 0.99 0.53 0.06 86.96 00:50:04 1 13.86 0.00 1.15 0.18 0.05 84.74 00:50:04 2 15.11 0.00 1.18 0.09 0.06 83.57 00:50:04 3 10.63 0.00 1.47 0.18 0.05 87.67 00:50:04 4 17.46 0.00 1.84 0.06 0.05 80.59 00:50:04 5 16.63 0.00 1.47 0.22 0.05 81.62 00:50:04 6 14.04 0.00 1.24 0.19 0.06 84.47 00:50:04 7 12.49 0.00 1.17 0.32 0.05 85.98 Average: all 24.26 0.00 1.29 0.12 0.07 74.27 Average: 0 26.25 0.00 1.15 0.26 0.07 72.27 Average: 1 23.84 0.00 1.37 0.11 0.07 74.62 Average: 2 25.37 0.00 1.22 0.05 0.07 73.30 Average: 3 22.06 0.00 1.30 0.09 0.06 76.49 Average: 4 24.88 0.00 1.48 0.04 0.07 73.54 Average: 5 27.97 0.00 1.41 0.12 0.07 70.43 Average: 6 23.87 0.00 1.25 0.13 0.07 74.69 Average: 7 19.84 0.00 1.14 0.16 0.06 78.80