---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19259 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: 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 23G 133G 15% / 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 883 14507 4 16701 30741 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:74:71:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82542sec preferred_lft 82542sec inet6 fe80::f816:3eff:fe74:710c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:26:a3:65:e8:3f 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::c26:a3ff:fe65:e83f/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-19259) 02/22/26 _x86_64_ (8 CPU) 16:06:25 LINUX RESTART (8 CPU) 16:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:01 5.23 0.58 4.27 0.37 622.97 679.88 8352.24 16:30:22 2.35 0.65 1.64 0.05 14.98 28.24 199.89 16:40:20 1.49 0.17 1.32 0.00 6.73 15.51 0.00 16:50:01 1.27 0.00 1.27 0.00 0.00 14.69 0.00 17:00:12 110.32 3.66 103.85 2.81 314.63 24692.75 27327.68 17:10:03 324.31 0.17 310.08 14.06 2.22 38036.99 58185.70 Average: 73.90 0.89 70.15 2.86 159.49 10592.14 15635.63 16:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 29790416 31761660 619572 1.89 64088 2243396 1515512 4.47 384812 2388064 12 16:30:22 29767480 31751048 622880 1.90 67128 2246004 1516240 4.47 388304 2400424 20 16:40:20 29719020 31705568 667736 2.03 67596 2248028 1519512 4.48 390116 2461332 8 16:50:01 29715244 31702332 671048 2.04 67972 2248164 1519704 4.48 390472 2470116 4 17:00:12 21042772 29671532 2614956 7.96 200652 8472496 2710288 7.99 2830824 8293228 863252 17:10:03 14980248 31594876 613916 1.87 597600 15245876 1271136 3.75 5479788 10860916 478292 Average: 25835863 31364503 968351 2.95 177506 5450661 1675399 4.94 1644053 4812347 223598 16:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 16:20:01 ens3 19.93 13.67 190.93 1.27 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:22 ens3 0.48 0.29 0.18 0.35 0.00 0.00 0.00 0.00 16:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:20 ens3 1.24 0.95 0.78 0.75 0.00 0.00 0.00 0.00 16:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.29 0.22 0.11 0.26 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:12 lo 0.66 0.66 0.14 0.14 0.00 0.00 0.00 0.00 17:00:12 ens3 198.45 143.26 1992.17 661.18 0.00 0.00 0.00 0.00 17:00:12 docker0 3.93 6.02 0.34 110.34 0.00 0.00 0.00 0.00 17:10:03 lo 1.21 1.21 0.27 0.27 0.00 0.00 0.00 0.00 17:10:03 ens3 162.66 120.12 1761.10 776.77 0.00 0.00 0.00 0.00 17:10:03 docker0 15.32 24.58 2.42 142.26 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 64.21 46.68 660.95 241.03 0.00 0.00 0.00 0.00 Average: docker0 3.19 5.07 0.46 42.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19259) 02/22/26 _x86_64_ (8 CPU) 16:06:25 LINUX RESTART (8 CPU) 16:10:15 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 0.21 0.00 0.09 0.06 0.01 99.63 16:20:01 0 0.20 0.00 0.07 0.01 0.00 99.73 16:20:01 1 0.19 0.00 0.08 0.03 0.02 99.69 16:20:01 2 0.06 0.00 0.05 0.01 0.01 99.86 16:20:01 3 0.18 0.00 0.06 0.16 0.01 99.58 16:20:01 4 0.31 0.00 0.10 0.04 0.01 99.55 16:20:01 5 0.15 0.00 0.10 0.10 0.01 99.63 16:20:01 6 0.31 0.00 0.12 0.02 0.01 99.54 16:20:01 7 0.31 0.00 0.10 0.07 0.01 99.51 16:30:22 all 0.15 0.00 0.02 0.01 0.01 99.81 16:30:22 0 0.00 0.00 0.01 0.00 0.00 99.98 16:30:22 1 0.02 0.00 0.01 0.05 0.01 99.90 16:30:22 2 0.20 0.00 0.02 0.00 0.01 99.77 16:30:22 3 0.01 0.00 0.01 0.00 0.00 99.98 16:30:22 4 0.02 0.00 0.02 0.00 0.01 99.94 16:30:22 5 0.54 0.00 0.01 0.00 0.01 99.44 16:30:22 6 0.23 0.02 0.05 0.02 0.03 99.67 16:30:22 7 0.20 0.00 0.01 0.01 0.01 99.77 16:40:20 all 0.15 0.00 0.02 0.01 0.01 99.82 16:40:20 0 0.01 0.00 0.01 0.00 0.01 99.97 16:40:20 1 0.60 0.00 0.02 0.03 0.02 99.33 16:40:20 2 0.14 0.00 0.02 0.00 0.01 99.83 16:40:20 3 0.10 0.00 0.01 0.00 0.01 99.88 16:40:20 4 0.07 0.00 0.02 0.00 0.01 99.90 16:40:20 5 0.15 0.00 0.02 0.00 0.01 99.83 16:40:20 6 0.07 0.00 0.03 0.00 0.03 99.87 16:40:20 7 0.04 0.00 0.01 0.00 0.01 99.95 16:50:01 all 0.02 0.00 0.01 0.01 0.01 99.95 16:50:01 0 0.00 0.00 0.01 0.01 0.01 99.97 16:50:01 1 0.05 0.00 0.02 0.03 0.03 99.87 16:50:01 2 0.01 0.00 0.01 0.00 0.01 99.97 16:50:01 3 0.01 0.00 0.01 0.00 0.00 99.98 16:50:01 4 0.02 0.00 0.02 0.00 0.01 99.95 16:50:01 5 0.02 0.00 0.02 0.00 0.00 99.96 16:50:01 6 0.02 0.00 0.02 0.00 0.02 99.94 16:50:01 7 0.01 0.00 0.00 0.00 0.01 99.98 17:00:12 all 16.43 0.00 1.56 0.49 0.05 81.47 17:00:12 0 16.52 0.00 1.67 0.77 0.05 80.99 17:00:12 1 16.74 0.00 1.81 1.12 0.06 80.27 17:00:12 2 16.98 0.00 1.67 0.33 0.05 80.97 17:00:12 3 13.53 0.00 1.35 0.46 0.04 84.61 17:00:12 4 18.62 0.00 1.75 0.23 0.05 79.34 17:00:12 5 15.87 0.00 1.26 0.33 0.04 82.50 17:00:12 6 15.76 0.00 1.33 0.40 0.05 82.47 17:00:12 7 17.45 0.00 1.62 0.31 0.05 80.57 17:10:03 all 14.84 0.00 2.96 0.63 0.07 81.51 17:10:03 0 11.67 0.00 2.15 0.52 0.06 85.59 17:10:03 1 12.50 0.00 2.90 0.82 0.07 83.71 17:10:03 2 15.61 0.00 3.53 0.57 0.07 80.22 17:10:03 3 23.62 0.00 3.27 0.57 0.07 72.48 17:10:03 4 12.20 0.00 2.74 0.81 0.05 84.19 17:10:03 5 10.67 0.00 3.08 0.42 0.06 85.77 17:10:03 6 14.72 0.00 3.31 0.46 0.07 81.43 17:10:03 7 17.71 0.00 2.67 0.84 0.07 78.71 Average: all 5.32 0.00 0.77 0.20 0.03 93.69 Average: 0 4.76 0.00 0.65 0.22 0.02 94.34 Average: 1 5.04 0.00 0.81 0.35 0.03 93.77 Average: 2 5.51 0.00 0.88 0.15 0.03 93.43 Average: 3 6.22 0.00 0.78 0.20 0.02 92.78 Average: 4 5.24 0.00 0.77 0.18 0.03 93.78 Average: 5 4.60 0.00 0.74 0.14 0.02 94.50 Average: 6 5.20 0.00 0.80 0.15 0.03 93.81 Average: 7 5.97 0.00 0.73 0.20 0.03 93.07