---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-465177 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 12G 67G 15% / 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 726 9537 4 5725 14920 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:0c:39:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83535sec preferred_lft 83535sec inet6 fe80::f816:3eff:fe0c:398e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:80:01:ff:65:b8 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-465177) 03/13/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:09 11.84 2.29 8.87 0.68 135.92 2583.01 1695.45 20:50:09 58.40 0.35 36.81 21.23 10.11 4461.08 255823.57 21:00:09 45.12 0.00 36.52 8.61 0.00 2767.49 14207.34 21:10:09 13.84 0.12 11.65 2.08 6.35 3304.62 2659.12 Average: 32.30 0.69 23.46 8.15 38.09 3279.05 68596.32 20:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:09 10711204 13827836 2133860 13.03 135684 3121704 2520896 14.47 533608 4754216 26696 20:50:09 9275092 13444312 2507504 15.31 197376 4021188 2729156 15.67 788688 5816580 12204 21:00:09 8612292 13240924 2706428 16.53 229268 4403740 2843424 16.32 900972 6309440 26724 21:10:09 9867540 15363364 581464 3.55 243624 5221716 1108300 6.36 1211256 4717488 12 Average: 9616532 13969109 1982314 12.11 201488 4192087 2300444 13.20 858631 5399431 16409 20:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:09 lo 0.99 0.99 0.10 0.10 0.00 0.00 0.00 0.00 20:40:09 ens3 88.61 68.59 535.66 16.48 0.00 0.00 0.00 0.00 20:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 3268.61 3268.61 3116.94 3116.94 0.00 0.00 0.00 0.00 20:50:09 ens3 87.78 65.94 318.99 18.85 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:09 lo 4653.43 4653.43 4436.72 4436.72 0.00 0.00 0.00 0.00 21:00:09 ens3 81.46 57.65 23.28 19.87 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:09 lo 547.52 547.52 501.88 501.88 0.00 0.00 0.00 0.00 21:10:09 ens3 115.62 122.15 119.70 525.72 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2117.62 2117.62 2013.89 2013.89 0.00 0.00 0.00 0.00 Average: ens3 93.37 78.58 249.41 145.23 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-465177) 03/13/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:09 CPU %user %nice %system %iowait %steal %idle 20:40:09 all 45.29 0.00 1.62 0.05 0.07 52.97 20:40:09 0 43.65 0.00 1.61 0.02 0.07 54.65 20:40:09 1 46.31 0.00 1.71 0.05 0.07 51.87 20:40:09 2 46.29 0.00 1.25 0.06 0.07 52.33 20:40:09 3 44.93 0.00 1.89 0.09 0.06 53.03 20:50:09 all 65.05 0.00 3.85 0.11 0.09 30.90 20:50:09 0 65.50 0.00 3.85 0.05 0.08 30.52 20:50:09 1 64.67 0.00 3.97 0.15 0.09 31.12 20:50:09 2 65.70 0.00 3.96 0.09 0.08 30.17 20:50:09 3 64.34 0.00 3.63 0.14 0.09 31.81 21:00:09 all 63.49 0.00 4.24 0.09 0.08 32.10 21:00:09 0 63.50 0.00 4.21 0.06 0.08 32.15 21:00:09 1 63.86 0.00 4.34 0.07 0.08 31.64 21:00:09 2 64.81 0.00 4.13 0.06 0.08 30.92 21:00:09 3 61.81 0.00 4.27 0.16 0.09 33.68 21:10:09 all 26.67 0.00 1.13 0.08 0.06 72.06 21:10:09 0 27.84 0.00 1.06 0.09 0.07 70.94 21:10:09 1 29.80 0.00 1.10 0.12 0.06 68.92 21:10:09 2 27.21 0.00 1.40 0.03 0.07 71.29 21:10:09 3 21.83 0.00 0.97 0.06 0.06 77.07 Average: all 50.10 0.00 2.71 0.08 0.07 47.03 Average: 0 50.10 0.00 2.68 0.06 0.07 47.09 Average: 1 51.13 0.00 2.78 0.10 0.07 45.92 Average: 2 50.97 0.00 2.68 0.06 0.07 46.21 Average: 3 48.20 0.00 2.69 0.11 0.07 48.93