---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37733 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 13G 65G 17% / 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 688 8123 4 7176 14957 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:02:6d:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83671sec preferred_lft 83671sec inet6 fe80::f816:3eff:fe02:6dde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:81:dd:75:f3:8b 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37733) 08/15/26 _x86_64_ (4 CPU) 07:56:57 LINUX RESTART (4 CPU) 08:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:05 22.41 3.17 17.57 1.66 369.45 3560.87 7577.15 08:20:05 27.13 0.02 23.98 3.13 0.52 2132.60 21256.59 08:30:05 21.32 0.03 19.39 1.90 0.68 3776.09 12748.96 08:40:05 10.76 0.15 9.62 0.99 9.95 7374.61 2225.40 Average: 20.41 0.84 17.64 1.92 95.15 4211.06 10951.99 08:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:05 9203636 12906352 3053260 18.65 133392 3694248 3115184 17.88 688212 6100328 122352 08:20:05 8723568 12705556 3250300 19.85 154396 3922756 3377748 19.39 807848 6429112 25164 08:30:05 7364708 12285016 3666872 22.40 167944 4807520 3538832 20.31 1067012 7471400 544 08:40:05 8334636 15323616 620980 3.79 187628 6790656 1127128 6.47 1818768 5645240 300 Average: 8406637 13305135 2647853 16.17 160840 4803795 2789723 16.01 1095460 6411520 37090 08:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:05 lo 811.31 811.31 771.67 771.67 0.00 0.00 0.00 0.00 08:10:05 ens3 105.81 77.81 1038.18 13.20 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 1550.05 1550.05 1471.72 1471.72 0.00 0.00 0.00 0.00 08:20:05 ens3 34.72 26.85 13.01 8.01 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 747.52 747.52 705.14 705.14 0.00 0.00 0.00 0.00 08:30:05 ens3 25.13 22.16 23.82 7.22 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 lo 2557.27 2557.27 9291.01 9291.01 0.00 0.00 0.00 0.00 08:40:05 ens3 62.58 77.69 143.56 1162.43 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1416.54 1416.54 3059.91 3059.91 0.00 0.00 0.00 0.00 Average: ens3 57.06 51.13 304.64 297.72 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37733) 08/15/26 _x86_64_ (4 CPU) 07:56:57 LINUX RESTART (4 CPU) 08:00:05 CPU %user %nice %system %iowait %steal %idle 08:10:05 all 38.42 0.00 1.62 0.15 0.08 59.74 08:10:05 0 38.72 0.00 1.61 0.06 0.08 59.53 08:10:05 1 39.82 0.00 1.86 0.36 0.08 57.88 08:10:05 2 36.56 0.00 1.49 0.04 0.08 61.82 08:10:05 3 38.57 0.00 1.51 0.13 0.08 59.71 08:20:05 all 65.65 0.00 2.51 0.06 0.12 31.66 08:20:05 0 65.00 0.00 2.33 0.08 0.12 32.48 08:20:05 1 65.40 0.00 2.38 0.04 0.11 32.06 08:20:05 2 68.07 0.00 2.66 0.05 0.12 29.11 08:20:05 3 64.14 0.00 2.68 0.07 0.12 32.99 08:30:05 all 45.48 0.00 1.88 0.07 0.10 52.47 08:30:05 0 44.40 0.00 1.87 0.10 0.10 53.54 08:30:05 1 45.84 0.00 1.87 0.03 0.10 52.17 08:30:05 2 46.22 0.00 2.07 0.05 0.10 51.56 08:30:05 3 45.45 0.00 1.73 0.09 0.10 52.63 08:40:05 all 35.62 0.00 1.47 0.18 0.10 62.62 08:40:05 0 25.06 0.00 1.76 0.11 0.10 72.97 08:40:05 1 31.09 0.00 1.19 0.11 0.09 67.52 08:40:05 2 43.08 0.00 1.86 0.14 0.11 54.81 08:40:05 3 43.24 0.00 1.07 0.39 0.12 55.19 Average: all 46.28 0.00 1.87 0.11 0.10 51.63 Average: 0 43.28 0.00 1.89 0.08 0.10 54.64 Average: 1 45.53 0.00 1.83 0.13 0.10 52.41 Average: 2 48.48 0.00 2.02 0.07 0.10 49.33 Average: 3 47.84 0.00 1.75 0.17 0.10 50.13