---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20213 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 12G 144G 8% / 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 891 24842 4 6358 30732 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:51:e7:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81595sec preferred_lft 81595sec inet6 fe80::f816:3eff:fe51:e767/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:89:8a:60:e9:b9 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20213) 02/23/26 _x86_64_ (8 CPU) 14:04:56 LINUX RESTART (8 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:05 4.73 0.37 4.03 0.33 399.27 442.21 5192.41 14:30:05 1.12 0.00 1.12 0.00 0.00 14.36 0.43 14:40:05 15.07 0.01 1.20 13.87 0.21 15.36 513398.76 14:50:05 1.14 0.00 1.14 0.00 0.00 14.23 0.01 15:00:05 54.88 4.61 47.75 2.52 260.86 5441.45 4571.05 15:10:05 28.34 0.15 24.51 3.67 5.97 2302.83 7380.52 15:20:05 33.44 0.01 29.29 4.15 0.07 3319.36 14708.87 Average: 19.80 0.73 15.57 3.50 95.51 1648.71 77818.26 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:05 29960460 31866268 514320 1.57 65024 2176252 1524868 4.50 331520 2275524 144 14:30:05 29959252 31865676 514972 1.57 65632 2176244 1524868 4.50 332148 2275900 192 14:40:05 29943952 31861272 519320 1.58 66476 2186268 1524868 4.50 342896 2277260 188 14:50:05 29943460 31861372 519468 1.58 67048 2186276 1524868 4.50 343464 2278632 212 15:00:05 26285880 29697816 2612952 7.95 148780 3519496 3145432 9.28 772292 5390580 33584 15:10:05 25170144 29023276 3282656 9.99 179324 3886344 3253872 9.60 886800 6333480 52092 15:20:05 23813624 28450372 3850516 11.72 219092 4569632 3812456 11.24 1066404 7440440 182544 Average: 27868110 30660865 1687743 5.14 115911 2957216 2330176 6.87 582218 4038831 38422 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:05 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:20:05 ens3 7.09 3.91 126.54 0.33 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:05 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:05 ens3 0.40 0.14 0.12 0.07 0.00 0.00 0.00 0.00 14:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:05 ens3 0.28 0.12 0.08 0.05 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 lo 816.64 816.64 777.48 777.48 0.00 0.00 0.00 0.00 15:00:05 ens3 101.14 79.35 998.72 16.28 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:05 lo 1499.67 1499.67 1426.82 1426.82 0.00 0.00 0.00 0.00 15:10:05 ens3 21.71 18.22 9.93 6.45 0.00 0.00 0.00 0.00 15:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:05 lo 1648.71 1648.71 1568.75 1568.75 0.00 0.00 0.00 0.00 15:20:05 ens3 22.23 19.22 9.47 7.08 0.00 0.00 0.00 0.00 15:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 565.91 565.91 538.45 538.45 0.00 0.00 0.00 0.00 Average: ens3 21.85 17.28 163.52 4.32 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-20213) 02/23/26 _x86_64_ (8 CPU) 14:04:56 LINUX RESTART (8 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:05 all 0.20 0.00 0.07 0.07 0.01 99.65 14:20:05 0 0.12 0.00 0.06 0.10 0.01 99.72 14:20:05 1 0.23 0.00 0.10 0.05 0.03 99.60 14:20:05 2 0.38 0.00 0.06 0.01 0.01 99.54 14:20:05 3 0.25 0.00 0.08 0.04 0.01 99.62 14:20:05 4 0.12 0.00 0.05 0.24 0.01 99.58 14:20:05 5 0.13 0.00 0.08 0.05 0.01 99.74 14:20:05 6 0.28 0.00 0.11 0.03 0.01 99.56 14:20:05 7 0.09 0.00 0.05 0.02 0.00 99.83 14:30:05 all 0.05 0.00 0.02 0.01 0.01 99.92 14:30:05 0 0.01 0.00 0.02 0.06 0.01 99.90 14:30:05 1 0.03 0.00 0.03 0.00 0.02 99.93 14:30:05 2 0.15 0.00 0.02 0.00 0.01 99.83 14:30:05 3 0.14 0.00 0.02 0.00 0.01 99.84 14:30:05 4 0.02 0.00 0.02 0.00 0.01 99.95 14:30:05 5 0.01 0.00 0.02 0.00 0.01 99.96 14:30:05 6 0.02 0.00 0.01 0.01 0.01 99.96 14:30:05 7 0.00 0.00 0.01 0.00 0.00 99.99 14:40:05 all 0.03 0.00 0.02 0.05 0.01 99.90 14:40:05 0 0.01 0.00 0.03 0.17 0.00 99.80 14:40:05 1 0.02 0.00 0.04 0.21 0.02 99.71 14:40:05 2 0.01 0.00 0.01 0.00 0.00 99.98 14:40:05 3 0.06 0.00 0.01 0.00 0.01 99.91 14:40:05 4 0.02 0.00 0.02 0.00 0.02 99.94 14:40:05 5 0.02 0.00 0.02 0.00 0.01 99.95 14:40:05 6 0.07 0.00 0.00 0.00 0.00 99.92 14:40:05 7 0.01 0.00 0.01 0.00 0.00 99.98 14:50:05 all 0.07 0.00 0.02 0.01 0.01 99.90 14:50:05 0 0.00 0.00 0.00 0.00 0.00 99.99 14:50:05 1 0.01 0.00 0.01 0.01 0.01 99.96 14:50:05 2 0.01 0.00 0.01 0.00 0.01 99.97 14:50:05 3 0.01 0.00 0.01 0.00 0.01 99.97 14:50:05 4 0.49 0.00 0.04 0.00 0.03 99.44 14:50:05 5 0.03 0.00 0.03 0.03 0.02 99.89 14:50:05 6 0.01 0.00 0.01 0.00 0.00 99.98 14:50:05 7 0.01 0.00 0.01 0.00 0.01 99.97 15:00:05 all 26.26 0.00 1.22 0.21 0.07 72.24 15:00:05 0 24.53 0.00 1.09 0.05 0.08 74.26 15:00:05 1 29.04 0.00 1.32 0.14 0.07 69.43 15:00:05 2 20.02 0.00 1.07 0.08 0.07 78.76 15:00:05 3 28.20 0.00 1.36 0.11 0.06 70.27 15:00:05 4 24.57 0.00 1.05 0.09 0.08 74.21 15:00:05 5 29.93 0.00 1.26 0.53 0.07 68.21 15:00:05 6 28.62 0.00 1.46 0.59 0.07 69.27 15:00:05 7 25.17 0.00 1.14 0.11 0.06 73.52 15:10:05 all 33.36 0.00 1.55 0.07 0.08 64.94 15:10:05 0 32.63 0.00 1.45 0.10 0.09 65.74 15:10:05 1 36.09 0.00 1.96 0.04 0.08 61.83 15:10:05 2 33.50 0.00 1.48 0.10 0.08 64.84 15:10:05 3 34.34 0.00 1.77 0.08 0.08 63.72 15:10:05 4 31.41 0.00 1.48 0.05 0.08 66.98 15:10:05 5 32.42 0.00 1.68 0.12 0.08 65.70 15:10:05 6 31.97 0.00 1.14 0.04 0.08 66.77 15:10:05 7 34.50 0.00 1.42 0.05 0.08 63.95 15:20:05 all 36.85 0.00 1.82 0.09 0.09 61.15 15:20:05 0 32.48 0.00 1.81 0.13 0.09 65.49 15:20:05 1 40.74 0.00 2.34 0.09 0.10 56.72 15:20:05 2 37.79 0.00 1.73 0.06 0.09 60.33 15:20:05 3 41.15 0.00 1.66 0.09 0.10 57.00 15:20:05 4 37.48 0.00 1.76 0.06 0.09 60.61 15:20:05 5 37.51 0.00 1.99 0.14 0.10 60.27 15:20:05 6 33.30 0.00 1.45 0.06 0.09 65.10 15:20:05 7 34.35 0.00 1.83 0.07 0.08 63.67 Average: all 13.79 0.00 0.67 0.07 0.04 85.43 Average: 0 12.79 0.00 0.63 0.09 0.04 86.45 Average: 1 15.12 0.00 0.83 0.08 0.05 83.93 Average: 2 13.08 0.00 0.62 0.04 0.04 86.22 Average: 3 14.83 0.00 0.70 0.05 0.04 84.38 Average: 4 13.40 0.00 0.63 0.06 0.05 85.86 Average: 5 14.24 0.00 0.72 0.13 0.04 84.87 Average: 6 13.43 0.00 0.60 0.10 0.04 85.84 Average: 7 13.41 0.00 0.64 0.04 0.03 85.89