---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19726 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 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 771 18832 4 12487 30853 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:ab:81:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84520sec preferred_lft 84520sec inet6 fe80::f816:3eff:feab:81ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:b1:57:08:97:34 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::e4b1:57ff:fe08:9734/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19726) 02/22/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.88 0.46 18.99 0.44 16.83 14788.42 91.96 00:30:17 31.72 2.05 28.65 1.01 345.22 10991.26 2181.37 Average: 25.96 1.28 23.95 0.73 185.51 12837.98 1165.20 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19502608 28155408 4135384 12.58 187448 8533888 4142328 12.22 2222976 10502756 48 00:30:17 19393904 31498808 772548 2.35 225916 11803052 1844488 5.44 3389484 9281208 208 Average: 19448256 29827108 2453966 7.47 206682 10168470 2993408 8.83 2806230 9891982 128 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2487.64 2487.64 2374.67 2374.67 0.00 0.00 0.00 0.00 00:20:01 ens3 53.02 41.11 320.38 11.60 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:17 lo 2139.95 2139.95 2033.19 2033.19 0.00 0.00 0.00 0.00 00:30:17 ens3 179.75 191.50 238.52 2647.05 0.00 0.00 0.00 0.00 00:30:17 docker0 88.28 84.08 1322.66 69.72 0.00 0.00 0.00 0.00 Average: lo 2309.05 2309.05 2199.26 2199.26 0.00 0.00 0.00 0.00 Average: ens3 118.12 118.36 278.33 1365.32 0.00 0.00 0.00 0.00 Average: docker0 45.35 43.19 679.39 35.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19726) 02/22/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.90 0.00 1.63 0.25 0.07 70.15 00:20:01 0 29.69 0.00 1.36 0.04 0.07 68.83 00:20:01 1 34.07 0.00 2.42 0.68 0.07 62.75 00:20:01 2 27.83 0.00 2.36 0.80 0.06 68.94 00:20:01 3 24.98 0.00 1.39 0.04 0.06 73.53 00:20:01 4 24.52 0.00 1.12 0.06 0.06 74.24 00:20:01 5 26.75 0.00 1.70 0.10 0.06 71.39 00:20:01 6 25.58 0.00 1.21 0.07 0.06 73.08 00:20:01 7 29.80 0.00 1.50 0.23 0.07 68.40 00:30:17 all 11.97 0.00 1.39 0.41 0.05 86.18 00:30:17 0 9.02 0.00 2.56 0.33 0.04 88.04 00:30:17 1 19.96 0.00 1.92 0.92 0.06 77.14 00:30:17 2 15.08 0.00 0.78 0.39 0.05 83.70 00:30:17 3 8.54 0.00 0.77 0.27 0.05 90.38 00:30:17 4 6.75 0.00 0.82 0.31 0.04 92.09 00:30:17 5 8.58 0.00 1.04 0.40 0.05 89.94 00:30:17 6 13.50 0.00 1.99 0.19 0.04 84.28 00:30:17 7 14.34 0.00 1.25 0.50 0.05 83.86 Average: all 19.71 0.00 1.51 0.34 0.06 78.39 Average: 0 19.08 0.00 1.98 0.19 0.06 78.69 Average: 1 26.83 0.00 2.17 0.80 0.06 70.14 Average: 2 21.26 0.00 1.55 0.59 0.05 76.55 Average: 3 16.53 0.00 1.07 0.15 0.06 82.19 Average: 4 15.37 0.00 0.97 0.19 0.05 83.43 Average: 5 17.40 0.00 1.36 0.25 0.05 80.94 Average: 6 19.37 0.00 1.61 0.13 0.05 78.83 Average: 7 21.84 0.00 1.37 0.37 0.06 76.36