---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3952 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 13G 66G 16% / 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 645 8747 4 6595 15000 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:ce:a3:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84067sec preferred_lft 84067sec inet6 fe80::f816:3eff:fece:a306/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:10:2d:d4:61:52 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-4g-3952) 04/17/26 _x86_64_ (4 CPU) 10:02:48 LINUX RESTART (4 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:07 23.25 0.06 20.51 2.68 6.26 2271.89 19463.26 10:30:01 33.35 0.03 29.94 3.38 0.79 4645.48 35650.12 10:40:05 10.30 0.29 8.75 1.25 11.75 6299.47 3294.69 Average: 22.24 0.13 19.68 2.43 6.29 4406.19 19391.43 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:07 8932584 12538288 3419736 20.89 141200 3580148 3452972 19.82 704948 6338492 13160 10:30:01 7293772 11939204 4013280 24.51 160932 4552452 3925956 22.53 995656 7626584 2900 10:40:05 8972576 15365444 581548 3.55 180672 6222664 1107040 6.35 1649660 5206704 172 Average: 8399644 13280979 2671521 16.32 160935 4785088 2828656 16.24 1116755 6390593 5411 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:07 lo 1273.40 1273.40 1206.45 1206.45 0.00 0.00 0.00 0.00 10:20:07 ens3 47.42 37.89 27.31 12.77 0.00 0.00 0.00 0.00 10:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 1422.74 1422.74 1353.12 1353.12 0.00 0.00 0.00 0.00 10:30:01 ens3 47.17 38.75 51.58 13.43 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 10:40:05 lo 2433.06 2433.06 9235.63 9235.63 0.00 0.00 0.00 0.00 10:40:05 ens3 74.30 83.89 141.79 1011.30 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1711.47 1711.47 3946.36 3946.36 0.00 0.00 0.00 0.00 Average: ens3 56.35 53.59 73.71 347.71 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-4g-3952) 04/17/26 _x86_64_ (4 CPU) 10:02:48 LINUX RESTART (4 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:07 all 65.50 0.00 2.22 0.98 0.11 31.20 10:20:07 0 65.34 0.00 2.51 1.92 0.11 30.12 10:20:07 1 64.19 0.00 1.94 1.91 0.11 31.85 10:20:07 2 67.42 0.00 2.05 0.04 0.11 30.38 10:20:07 3 65.03 0.00 2.37 0.03 0.11 32.46 10:30:01 all 62.25 0.00 2.52 0.10 0.10 35.03 10:30:01 0 64.21 0.00 2.36 0.04 0.10 33.30 10:30:01 1 63.77 0.00 2.87 0.10 0.10 33.16 10:30:01 2 62.00 0.00 2.48 0.13 0.09 35.30 10:30:01 3 59.02 0.00 2.36 0.15 0.10 38.38 10:40:05 all 32.70 0.00 1.21 0.11 0.07 65.91 10:40:05 0 26.74 0.00 1.05 0.20 0.07 71.93 10:40:05 1 34.08 0.00 1.34 0.08 0.07 64.43 10:40:05 2 43.49 0.00 0.98 0.01 0.08 55.44 10:40:05 3 26.50 0.00 1.48 0.12 0.07 71.83 Average: all 53.42 0.00 1.98 0.40 0.09 44.11 Average: 0 52.01 0.00 1.97 0.72 0.09 45.20 Average: 1 53.95 0.00 2.04 0.70 0.09 43.22 Average: 2 57.60 0.00 1.83 0.06 0.09 40.42 Average: 3 50.12 0.00 2.07 0.10 0.09 47.63