---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19314 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 917 24933 4 6241 30707 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:18:de:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82121sec preferred_lft 82121sec inet6 fe80::f816:3eff:fe18:de13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:02:f4:d9:cd:69 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-19314) 02/20/26 _x86_64_ (8 CPU) 12:42:37 LINUX RESTART (8 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:08 42.40 1.33 27.05 14.02 96.00 979.92 507883.86 13:10:08 14.47 0.84 13.34 0.29 30.77 1161.43 901.71 13:20:01 15.31 2.50 11.78 1.04 141.06 2312.91 1142.40 13:30:08 29.41 0.15 25.82 3.44 5.72 2947.46 16135.91 13:40:08 36.81 0.00 32.08 4.73 0.05 3079.85 13780.75 13:50:01 28.57 0.14 24.79 3.64 6.49 6738.09 5749.07 Average: 27.89 0.83 22.51 4.55 46.59 2859.59 92021.52 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:08 29428088 31575464 784008 2.39 94092 2368780 1591640 4.69 374748 2730096 154400 13:10:08 29524552 31830172 518144 1.58 104228 2507292 1115024 3.29 393240 2602580 168 13:20:01 26989168 29986904 2330084 7.09 135920 3142168 2896144 8.54 641328 4844816 47968 13:30:08 25399960 29015940 3292696 10.02 173076 3663764 3528228 10.40 801024 6200744 13072 13:40:08 25120956 29316040 2987168 9.09 213780 4149628 3047292 8.99 948308 6268824 37432 13:50:01 25741552 31638764 657596 2.00 234420 5764224 1236580 3.65 1544208 4964216 76 Average: 27034046 30560547 1761616 5.36 159253 3599309 2235818 6.59 783809 4601879 42186 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:08 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 13:00:08 ens3 26.76 19.32 180.59 4.92 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:08 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:10:08 ens3 14.41 11.12 124.92 2.71 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 384.57 384.57 366.09 366.09 0.00 0.00 0.00 0.00 13:20:01 ens3 89.12 69.70 832.95 13.15 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 lo 1305.61 1305.61 1242.07 1242.07 0.00 0.00 0.00 0.00 13:30:08 ens3 57.94 41.76 23.35 15.78 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:08 lo 2051.62 2051.62 1953.71 1953.71 0.00 0.00 0.00 0.00 13:40:08 ens3 54.87 39.23 17.23 14.76 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 892.67 892.67 841.71 841.71 0.00 0.00 0.00 0.00 13:50:01 ens3 84.98 76.78 202.54 194.50 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 772.47 772.47 733.95 733.95 0.00 0.00 0.00 0.00 Average: ens3 54.49 42.81 228.55 40.60 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-19314) 02/20/26 _x86_64_ (8 CPU) 12:42:37 LINUX RESTART (8 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:08 all 0.93 0.00 0.12 0.11 0.01 98.82 13:00:08 0 1.48 0.00 0.25 0.28 0.01 97.98 13:00:08 1 1.85 0.00 0.15 0.05 0.02 97.93 13:00:08 2 0.94 0.00 0.09 0.14 0.01 98.82 13:00:08 3 0.66 0.00 0.15 0.08 0.01 99.11 13:00:08 4 0.51 0.00 0.04 0.04 0.02 99.39 13:00:08 5 0.57 0.00 0.09 0.02 0.00 99.31 13:00:08 6 0.36 0.00 0.08 0.01 0.01 99.55 13:00:08 7 1.11 0.00 0.13 0.26 0.02 98.49 13:10:08 all 0.43 0.00 0.06 0.03 0.01 99.47 13:10:08 0 0.22 0.00 0.07 0.00 0.01 99.70 13:10:08 1 0.26 0.00 0.09 0.03 0.01 99.61 13:10:08 2 1.96 0.00 0.16 0.03 0.02 97.83 13:10:08 3 0.16 0.00 0.04 0.13 0.01 99.66 13:10:08 4 0.51 0.00 0.02 0.00 0.01 99.45 13:10:08 5 0.08 0.00 0.05 0.02 0.01 99.85 13:10:08 6 0.04 0.00 0.02 0.00 0.01 99.92 13:10:08 7 0.17 0.00 0.06 0.00 0.02 99.75 13:20:01 all 12.92 0.00 0.60 0.04 0.03 86.42 13:20:01 0 11.75 0.00 0.45 0.02 0.03 87.76 13:20:01 1 12.28 0.00 0.61 0.04 0.03 87.04 13:20:01 2 13.87 0.00 0.77 0.06 0.04 85.26 13:20:01 3 14.76 0.00 0.65 0.02 0.03 84.55 13:20:01 4 12.78 0.00 0.54 0.02 0.03 86.63 13:20:01 5 14.38 0.00 0.50 0.04 0.03 85.06 13:20:01 6 13.07 0.00 0.68 0.02 0.03 86.21 13:20:01 7 10.43 0.00 0.59 0.09 0.03 88.87 13:30:08 all 39.22 0.00 1.56 0.05 0.07 59.11 13:30:08 0 36.77 0.00 1.47 0.03 0.07 61.66 13:30:08 1 39.65 0.00 1.65 0.03 0.07 58.61 13:30:08 2 42.31 0.00 1.51 0.04 0.07 56.07 13:30:08 3 39.00 0.00 1.63 0.05 0.06 59.25 13:30:08 4 43.64 0.00 1.53 0.06 0.06 54.71 13:30:08 5 39.87 0.00 1.52 0.04 0.06 58.52 13:30:08 6 37.02 0.00 1.46 0.02 0.06 61.43 13:30:08 7 35.49 0.00 1.73 0.11 0.07 62.60 13:40:08 all 37.56 0.00 1.88 0.07 0.06 60.42 13:40:08 0 36.86 0.00 1.67 0.05 0.07 61.35 13:40:08 1 39.14 0.00 2.14 0.06 0.07 58.60 13:40:08 2 37.19 0.00 2.29 0.07 0.07 60.39 13:40:08 3 40.74 0.00 1.83 0.23 0.07 57.13 13:40:08 4 37.66 0.00 1.85 0.05 0.07 60.38 13:40:08 5 36.10 0.00 1.98 0.04 0.06 61.82 13:40:08 6 35.11 0.00 1.55 0.05 0.06 63.23 13:40:08 7 37.70 0.00 1.73 0.04 0.07 60.47 13:50:01 all 26.45 0.00 1.30 0.11 0.06 72.09 13:50:01 0 24.22 0.00 1.14 0.05 0.06 74.54 13:50:01 1 30.30 0.00 1.37 0.11 0.06 68.16 13:50:01 2 32.36 0.00 1.42 0.02 0.06 66.14 13:50:01 3 28.43 0.00 1.31 0.03 0.05 70.18 13:50:01 4 23.80 0.00 1.06 0.06 0.05 75.03 13:50:01 5 21.37 0.00 1.20 0.24 0.06 77.13 13:50:01 6 27.56 0.00 1.54 0.10 0.06 70.74 13:50:01 7 23.55 0.00 1.32 0.24 0.06 74.83 Average: all 19.56 0.00 0.92 0.07 0.04 79.41 Average: 0 18.54 0.00 0.84 0.07 0.04 80.50 Average: 1 20.55 0.00 1.00 0.05 0.04 78.36 Average: 2 21.40 0.00 1.04 0.06 0.04 77.45 Average: 3 20.60 0.00 0.93 0.09 0.04 78.34 Average: 4 19.81 0.00 0.84 0.04 0.04 79.27 Average: 5 18.71 0.00 0.89 0.07 0.03 80.30 Average: 6 18.83 0.00 0.89 0.03 0.04 80.22 Average: 7 18.06 0.00 0.93 0.12 0.04 80.85