---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39714 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 732 10549 3 4707 14914 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:ef:ff:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79213sec preferred_lft 79213sec inet6 fe80::f816:3eff:feef:ff35/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:f6:0f:c8:b6:d0 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39714) 03/25/26 _x86_64_ (4 CPU) 10:04:35 LINUX RESTART (4 CPU) 10:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:04 78.86 17.16 58.61 3.10 302.29 10088.37 4160.00 10:30:01 46.68 21.43 23.90 1.35 268.58 1597.90 2895.57 10:40:04 10.67 0.13 9.93 0.62 6.90 303.65 879.97 10:50:01 28.31 0.12 12.61 15.59 2.60 607.32 212921.02 11:00:01 16.29 0.01 15.58 0.69 0.77 495.20 856.74 11:10:04 2.79 0.00 2.68 0.11 0.00 87.51 12.78 11:20:01 4.55 0.00 4.37 0.18 0.59 130.72 64.43 11:30:01 7.24 0.01 7.02 0.20 1.85 240.26 114.20 11:40:04 5.03 0.00 4.83 0.19 0.44 89.26 103.72 11:50:01 9.70 0.03 9.14 0.53 3.86 645.20 755.18 12:00:01 5.68 0.01 5.46 0.20 0.60 182.40 109.41 Average: 19.59 3.53 14.00 2.06 53.40 1314.65 20168.14 10:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:04 6189876 9353512 6577424 40.17 253464 2874000 7473084 42.90 2121264 7457816 2804 10:30:01 3668580 7205756 8724632 53.29 266080 3233284 9408664 54.01 2321292 9767636 192 10:40:04 2103044 5664860 10266268 62.70 267616 3256404 10933020 62.76 2330404 11330908 1020 10:50:01 10826376 14518948 1418268 8.66 274304 3376204 2129908 12.23 2386284 2589584 10508 11:00:01 10239408 14005116 1931920 11.80 277164 3446480 2921144 16.77 2392384 3163508 13056 11:10:04 7388608 11156484 4778600 29.19 277564 3448264 5435884 31.20 2392820 5983388 224 11:20:01 7570776 11356784 4578200 27.96 278004 3465956 5246564 30.12 2393888 5812164 48 11:30:01 10697448 14521280 1415780 8.65 278560 3503160 2135728 12.26 2398548 2705576 460 11:40:04 10788968 14635964 1301080 7.95 279116 3525688 2070120 11.88 2400796 2608680 20844 11:50:01 7364456 11343936 4591040 28.04 283404 3647012 5225144 29.99 2415652 5989388 704 12:00:01 6321032 10328480 5605736 34.24 284100 3674116 6102592 35.03 2426708 7017328 332 Average: 7559870 11281011 4653541 28.42 274489 3404597 5371077 30.83 2361822 5856907 4563 10:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:04 lo 16.81 16.81 13.63 13.63 0.00 0.00 0.00 0.00 10:20:04 ens3 16.58 11.67 216.27 1.42 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 37.76 37.76 19.10 19.10 0.00 0.00 0.00 0.00 10:30:01 ens3 2.61 1.89 0.59 0.45 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 30.21 30.21 13.09 13.09 0.00 0.00 0.00 0.00 10:40:04 ens3 0.84 0.67 0.15 0.12 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 10.54 10.54 4.43 4.43 0.00 0.00 0.00 0.00 10:50:01 ens3 1.39 0.84 0.34 0.91 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 17.26 17.26 8.46 8.46 0.00 0.00 0.00 0.00 11:00:01 ens3 1.36 0.92 0.30 0.72 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 13.37 13.37 7.20 7.20 0.00 0.00 0.00 0.00 11:10:04 ens3 0.96 0.57 0.22 0.15 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 24.76 24.76 8.26 8.26 0.00 0.00 0.00 0.00 11:20:01 ens3 0.92 0.35 0.18 0.10 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 17.06 17.06 8.60 8.60 0.00 0.00 0.00 0.00 11:30:01 ens3 1.05 0.57 0.25 0.17 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 17.74 17.74 10.43 10.43 0.00 0.00 0.00 0.00 11:40:04 ens3 1.19 0.55 0.25 0.16 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 14.09 14.09 8.26 8.26 0.00 0.00 0.00 0.00 11:50:01 ens3 1.49 0.73 0.37 0.25 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 29.93 29.93 11.80 11.80 0.00 0.00 0.00 0.00 12:00:01 ens3 1.63 0.74 0.32 0.19 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.86 20.86 10.30 10.30 0.00 0.00 0.00 0.00 Average: ens3 2.73 1.77 19.94 0.42 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39714) 03/25/26 _x86_64_ (4 CPU) 10:04:35 LINUX RESTART (4 CPU) 10:10:04 CPU %user %nice %system %iowait %steal %idle 10:20:04 all 45.09 0.08 1.93 0.27 0.11 52.51 10:20:04 0 43.67 0.21 1.86 0.37 0.11 53.78 10:20:04 1 46.96 0.06 2.26 0.28 0.12 50.32 10:20:04 2 44.34 0.00 1.86 0.15 0.11 53.53 10:20:04 3 45.39 0.05 1.75 0.30 0.11 52.40 10:30:01 all 46.61 0.00 1.84 0.08 0.13 51.33 10:30:01 0 45.67 0.00 1.91 0.06 0.13 52.23 10:30:01 1 47.11 0.00 1.80 0.10 0.13 50.85 10:30:01 2 46.65 0.00 1.95 0.08 0.14 51.19 10:30:01 3 47.02 0.00 1.70 0.10 0.13 51.05 10:40:04 all 25.04 0.00 1.12 0.03 0.10 73.70 10:40:04 0 25.57 0.00 1.24 0.03 0.10 73.06 10:40:04 1 24.92 0.00 1.07 0.01 0.11 73.89 10:40:04 2 25.06 0.00 1.18 0.04 0.11 73.62 10:40:04 3 24.60 0.00 1.01 0.04 0.10 74.24 10:50:01 all 17.81 0.00 0.83 0.06 0.09 81.21 10:50:01 0 17.82 0.00 0.86 0.03 0.09 81.20 10:50:01 1 18.33 0.00 0.93 0.11 0.09 80.53 10:50:01 2 17.51 0.00 0.75 0.08 0.09 81.56 10:50:01 3 17.57 0.00 0.76 0.03 0.09 81.55 11:00:01 all 26.73 0.00 0.92 0.05 0.09 72.21 11:00:01 0 25.90 0.00 0.93 0.05 0.10 73.03 11:00:01 1 26.58 0.00 0.91 0.03 0.09 72.39 11:00:01 2 26.61 0.00 0.88 0.05 0.09 72.37 11:00:01 3 27.82 0.00 0.96 0.07 0.09 71.07 11:10:04 all 5.81 0.00 0.29 0.04 0.06 93.81 11:10:04 0 5.51 0.00 0.24 0.02 0.05 94.18 11:10:04 1 5.84 0.00 0.32 0.04 0.06 93.74 11:10:04 2 6.18 0.00 0.35 0.01 0.07 93.39 11:10:04 3 5.70 0.00 0.25 0.07 0.06 93.92 11:20:01 all 9.10 0.00 0.41 0.02 0.07 90.40 11:20:01 0 8.72 0.00 0.33 0.02 0.06 90.87 11:20:01 1 9.35 0.00 0.49 0.02 0.07 90.08 11:20:01 2 9.46 0.00 0.41 0.01 0.08 90.05 11:20:01 3 8.88 0.00 0.41 0.04 0.07 90.61 11:30:01 all 11.83 0.00 0.57 0.02 0.08 87.50 11:30:01 0 11.99 0.00 0.56 0.02 0.07 87.35 11:30:01 1 11.78 0.00 0.58 0.02 0.08 87.54 11:30:01 2 11.71 0.00 0.60 0.02 0.08 87.59 11:30:01 3 11.86 0.00 0.53 0.02 0.08 87.51 11:40:04 all 9.88 0.00 0.38 0.02 0.08 89.65 11:40:04 0 9.84 0.00 0.40 0.02 0.08 89.66 11:40:04 1 9.63 0.00 0.32 0.01 0.08 89.96 11:40:04 2 10.02 0.00 0.41 0.02 0.09 89.47 11:40:04 3 10.02 0.00 0.39 0.02 0.08 89.49 11:50:01 all 17.96 0.00 0.68 0.03 0.08 81.24 11:50:01 0 17.51 0.00 0.76 0.01 0.08 81.64 11:50:01 1 18.23 0.00 0.71 0.07 0.08 80.92 11:50:01 2 17.67 0.00 0.61 0.04 0.09 81.59 11:50:01 3 18.43 0.00 0.65 0.02 0.09 80.81 12:00:01 all 11.02 0.00 0.52 0.02 0.08 88.35 12:00:01 0 11.15 0.00 0.56 0.04 0.08 88.17 12:00:01 1 11.11 0.00 0.56 0.02 0.09 88.23 12:00:01 2 11.04 0.00 0.45 0.01 0.09 88.41 12:00:01 3 10.79 0.00 0.50 0.02 0.08 88.62 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.62 0.01 0.86 0.06 0.09 78.36 Average: 0 20.30 0.02 0.88 0.06 0.09 78.66 Average: 1 20.89 0.01 0.90 0.06 0.09 78.04 Average: 2 20.56 0.00 0.86 0.05 0.09 78.44 Average: 3 20.73 0.00 0.81 0.07 0.09 78.30