---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3849 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 687 10616 4 4685 14959 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:b1:82:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79956sec preferred_lft 79956sec inet6 fe80::f816:3eff:feb1:82ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:02:c2:62:1a:86 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3849) 12/05/25 _x86_64_ (4 CPU) 07:41:17 LINUX RESTART (4 CPU) 07:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:27 90.80 23.30 64.12 3.38 352.54 7360.24 3876.20 08:10:01 16.49 0.16 15.47 0.86 5.10 393.33 504.73 08:20:23 17.11 0.13 16.20 0.78 4.94 737.07 667.78 08:30:27 14.32 0.01 13.71 0.60 0.61 429.02 649.60 08:40:02 5.53 0.01 5.37 0.16 0.42 140.76 82.71 08:50:08 4.62 0.01 4.43 0.18 1.04 133.53 70.92 09:00:27 5.12 0.00 4.95 0.16 0.30 135.26 75.57 09:10:01 4.95 0.00 4.79 0.16 0.14 141.76 89.17 09:20:05 9.28 0.02 8.91 0.36 0.61 541.38 114.83 Average: 18.99 2.71 15.53 0.75 41.82 1138.77 695.01 07:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:27 4305868 7952748 7978776 48.73 266772 3345396 10727908 61.58 2212156 9259736 164 08:10:01 3439932 7110576 8820804 53.87 269484 3366536 9494808 54.50 2249780 10069124 548 08:20:23 11527680 15339384 597296 3.65 274916 3501636 1333968 7.66 2292648 1981536 8848 08:30:27 7549812 11405088 4529636 27.67 277512 3542612 5255592 30.17 2297240 5937508 204 08:40:02 7513784 11384064 4550516 27.79 278008 3557124 5268484 30.24 2298384 5972964 168 08:50:08 5826336 9714092 6219812 37.99 278412 3574196 6868788 39.43 2300236 7667244 252 09:00:27 6059224 9964668 5969228 36.46 279060 3591248 6691240 38.41 2303000 7425652 280 09:10:01 7585356 11509896 4425040 27.03 279636 3609756 5219036 29.96 2305044 5906088 76 09:20:05 7380376 11427092 4507360 27.53 283364 3722640 5187392 29.78 2319196 6095604 220 Average: 6798708 10645290 5288719 32.30 276352 3534572 6227468 35.75 2286409 6701717 1196 07:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:27 lo 21.61 21.61 16.91 16.91 0.00 0.00 0.00 0.00 08:00:27 ens3 1.90 1.82 0.58 0.50 0.00 0.00 0.00 0.00 08:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 41.58 41.58 18.86 18.86 0.00 0.00 0.00 0.00 08:10:01 ens3 1.70 1.57 0.35 1.22 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:23 lo 23.27 23.27 9.98 9.98 0.00 0.00 0.00 0.00 08:20:23 ens3 1.13 0.94 0.30 0.24 0.00 0.00 0.00 0.00 08:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:27 lo 20.74 20.74 11.00 11.00 0.00 0.00 0.00 0.00 08:30:27 ens3 0.92 0.81 0.22 0.18 0.00 0.00 0.00 0.00 08:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 22.78 22.78 8.87 8.87 0.00 0.00 0.00 0.00 08:40:02 ens3 0.72 0.52 0.17 0.13 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:08 lo 25.25 25.25 11.08 11.08 0.00 0.00 0.00 0.00 08:50:08 ens3 0.58 0.45 0.12 0.09 0.00 0.00 0.00 0.00 08:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:27 lo 12.48 12.48 7.67 7.67 0.00 0.00 0.00 0.00 09:00:27 ens3 0.64 0.46 0.15 0.11 0.00 0.00 0.00 0.00 09:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 11.41 11.41 6.00 6.00 0.00 0.00 0.00 0.00 09:10:01 ens3 0.50 0.37 0.11 0.07 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:05 lo 14.19 14.19 7.70 7.70 0.00 0.00 0.00 0.00 09:20:05 ens3 0.92 0.71 0.27 0.21 0.00 0.00 0.00 0.00 09:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.40 21.40 10.90 10.90 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.85 0.25 0.30 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3849) 12/05/25 _x86_64_ (4 CPU) 07:41:17 LINUX RESTART (4 CPU) 07:50:09 CPU %user %nice %system %iowait %steal %idle 08:00:27 all 59.37 0.00 2.44 0.35 0.13 37.71 08:00:27 0 59.25 0.00 2.57 0.70 0.13 37.35 08:00:27 1 58.57 0.00 2.43 0.24 0.13 38.62 08:00:27 2 60.38 0.00 2.41 0.20 0.13 36.88 08:00:27 3 59.28 0.00 2.35 0.26 0.13 37.98 08:10:01 all 35.70 0.00 1.51 0.07 0.11 62.60 08:10:01 0 35.89 0.00 1.47 0.17 0.11 62.36 08:10:01 1 35.41 0.00 1.59 0.06 0.11 62.82 08:10:01 2 35.60 0.00 1.49 0.03 0.12 62.76 08:10:01 3 35.90 0.00 1.48 0.04 0.11 62.47 08:20:23 all 27.34 0.00 1.20 0.32 0.09 71.05 08:20:23 0 28.00 0.00 1.26 0.11 0.09 70.54 08:20:23 1 26.70 0.00 1.18 0.20 0.09 71.83 08:20:23 2 26.52 0.00 1.21 0.76 0.09 71.42 08:20:23 3 28.15 0.00 1.15 0.20 0.09 70.41 08:30:27 all 24.53 0.00 0.85 0.07 0.08 74.47 08:30:27 0 24.09 0.00 0.79 0.02 0.07 75.03 08:30:27 1 24.58 0.00 0.75 0.06 0.08 74.54 08:30:27 2 25.20 0.00 1.01 0.08 0.08 73.62 08:30:27 3 24.27 0.00 0.84 0.12 0.08 74.69 08:40:02 all 8.28 0.00 0.41 0.02 0.06 91.23 08:40:02 0 8.23 0.00 0.40 0.01 0.07 91.30 08:40:02 1 7.97 0.00 0.39 0.02 0.06 91.56 08:40:02 2 7.92 0.00 0.37 0.01 0.06 91.64 08:40:02 3 8.98 0.00 0.48 0.06 0.06 90.42 08:50:08 all 10.01 0.00 0.47 0.02 0.06 89.44 08:50:08 0 9.25 0.00 0.44 0.01 0.06 90.23 08:50:08 1 10.15 0.00 0.50 0.05 0.07 89.24 08:50:08 2 9.93 0.00 0.53 0.01 0.06 89.47 08:50:08 3 10.73 0.00 0.39 0.02 0.06 88.81 09:00:27 all 8.70 0.00 0.41 0.02 0.06 90.80 09:00:27 0 8.91 0.00 0.41 0.01 0.06 90.60 09:00:27 1 8.93 0.00 0.40 0.02 0.07 90.58 09:00:27 2 8.08 0.00 0.41 0.04 0.06 91.40 09:00:27 3 8.87 0.00 0.43 0.01 0.06 90.63 09:10:01 all 7.03 0.00 0.36 0.02 0.06 92.53 09:10:01 0 6.70 0.00 0.37 0.01 0.06 92.86 09:10:01 1 7.27 0.00 0.32 0.02 0.07 92.32 09:10:01 2 7.27 0.00 0.37 0.04 0.07 92.25 09:10:01 3 6.85 0.00 0.39 0.02 0.05 92.69 09:20:05 all 13.57 0.00 0.54 0.04 0.07 85.77 09:20:05 0 13.51 0.00 0.49 0.01 0.07 85.92 09:20:05 1 13.41 0.00 0.52 0.12 0.07 85.88 09:20:05 2 13.63 0.00 0.66 0.03 0.07 85.60 09:20:05 3 13.74 0.00 0.49 0.02 0.07 85.69 Average: all 21.77 0.00 0.92 0.11 0.08 77.13 Average: 0 21.70 0.00 0.92 0.12 0.08 77.19 Average: 1 21.59 0.00 0.90 0.09 0.08 77.33 Average: 2 21.76 0.00 0.95 0.14 0.08 77.07 Average: 3 22.01 0.00 0.89 0.08 0.08 76.93