---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16803 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.86 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 705 11087 3 4196 14941 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:37:61:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79831sec preferred_lft 79831sec inet6 fe80::f816:3eff:fe37:61f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:30:1f:8b:bc:cd 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 inet6 fe80::4030:1fff:fe8b:bccd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16803) 05/19/26 _x86_64_ (4 CPU) 12:48:08 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:13 133.55 9.89 118.91 4.75 813.54 36937.75 12224.43 13:10:00 53.41 22.62 29.28 1.51 301.62 1591.05 720.00 13:20:01 29.20 0.34 12.98 15.88 15.00 369.18 211846.54 13:30:13 12.07 0.06 11.47 0.54 1.86 595.59 921.55 13:40:13 16.90 0.01 16.13 0.75 0.61 530.73 1798.67 13:50:01 7.46 0.03 7.24 0.19 0.99 156.51 87.46 14:00:13 5.52 0.01 5.32 0.19 0.88 142.38 85.37 14:10:13 8.66 0.03 8.27 0.36 2.04 265.16 123.99 14:20:01 6.06 0.01 5.87 0.18 0.33 172.74 39.03 14:30:13 8.48 0.02 8.08 0.38 0.65 549.10 319.21 Average: 28.26 3.27 22.51 2.48 114.52 4195.10 22831.94 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:13 2558292 6924480 9003164 54.99 255708 4001216 10627904 61.00 2073080 11048584 2908 13:10:00 478468 3427480 12508512 76.40 266812 2717752 13584676 77.98 2051540 13317264 172 13:20:01 7854628 10844012 5094860 31.12 270748 2754424 5770852 33.12 2083596 5919220 6840 13:30:13 10996104 14105244 1837120 11.22 275508 2867048 2924148 16.78 2133000 2749136 10200 13:40:13 8334564 11516820 4424548 27.02 278052 2937504 5201800 29.86 2139664 5395228 388 13:50:01 8017700 11216028 4725080 28.86 278600 2953008 5445624 31.26 2140888 5703880 256 14:00:13 8126108 11343288 4597740 28.08 279148 2971332 5294252 30.39 2142372 5601696 228 14:10:13 7268848 10525848 5414848 33.07 280064 3010212 6438260 36.96 2147732 6451756 396 14:20:01 8504088 11785260 4156156 25.38 280784 3033664 5046908 28.97 2150212 5216160 520 14:30:13 7958612 11369280 4571468 27.92 284696 3153976 5250272 30.14 2164912 5739940 148 Average: 7009741 10305774 5633350 34.41 275012 3040014 6558470 37.65 2122700 6714286 2206 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:13 lo 8.60 8.60 8.92 8.92 0.00 0.00 0.00 0.00 13:00:13 ens3 128.52 99.44 1765.47 11.34 0.00 0.00 0.00 0.00 13:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 37.09 37.09 21.80 21.80 0.00 0.00 0.00 0.00 13:10:00 ens3 1.87 1.68 0.44 0.63 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 39.24 39.24 15.69 15.69 0.00 0.00 0.00 0.00 13:20:01 ens3 1.16 0.98 0.22 0.19 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:13 lo 13.12 13.12 6.58 6.58 0.00 0.00 0.00 0.00 13:30:13 ens3 0.72 0.57 0.19 0.15 0.00 0.00 0.00 0.00 13:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:13 lo 14.37 14.37 7.92 7.92 0.00 0.00 0.00 0.00 13:40:13 ens3 0.95 0.76 0.22 0.17 0.00 0.00 0.00 0.00 13:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 19.51 19.51 9.29 9.29 0.00 0.00 0.00 0.00 13:50:01 ens3 0.67 0.65 0.14 0.12 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:13 lo 22.12 22.12 7.47 7.47 0.00 0.00 0.00 0.00 14:00:13 ens3 0.60 0.37 0.17 0.12 0.00 0.00 0.00 0.00 14:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:13 lo 19.56 19.56 10.35 10.35 0.00 0.00 0.00 0.00 14:10:13 ens3 1.34 0.70 0.41 0.28 0.00 0.00 0.00 0.00 14:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 18.11 18.11 10.73 10.73 0.00 0.00 0.00 0.00 14:20:01 ens3 0.89 0.56 0.22 0.16 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:13 lo 18.81 18.81 9.39 9.39 0.00 0.00 0.00 0.00 14:30:13 ens3 0.93 0.87 0.25 0.21 0.00 0.00 0.00 0.00 14:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.77 10.77 0.00 0.00 0.00 0.00 Average: ens3 13.99 10.83 179.94 1.36 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16803) 05/19/26 _x86_64_ (4 CPU) 12:48:08 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:13 all 57.72 0.00 2.78 0.36 0.08 39.06 13:00:13 0 56.97 0.00 2.53 0.34 0.08 40.09 13:00:13 1 58.21 0.00 3.01 0.33 0.08 38.37 13:00:13 2 59.68 0.00 2.77 0.29 0.08 37.18 13:00:13 3 56.04 0.00 2.81 0.49 0.09 40.58 13:10:00 all 51.24 0.00 1.95 0.09 0.10 46.61 13:10:00 0 51.41 0.00 1.99 0.13 0.10 46.37 13:10:00 1 50.87 0.00 2.02 0.09 0.10 46.92 13:10:00 2 51.03 0.00 1.86 0.10 0.10 46.91 13:10:00 3 51.64 0.00 1.95 0.06 0.10 46.26 13:20:01 all 29.19 0.00 1.29 0.06 0.10 69.36 13:20:01 0 29.16 0.00 1.25 0.02 0.10 69.46 13:20:01 1 28.93 0.00 1.25 0.02 0.10 69.69 13:20:01 2 28.85 0.00 1.23 0.02 0.10 69.79 13:20:01 3 29.80 0.00 1.43 0.17 0.10 68.49 13:30:13 all 20.88 0.00 0.87 0.05 0.09 78.11 13:30:13 0 21.08 0.00 0.80 0.02 0.09 78.02 13:30:13 1 20.21 0.00 0.84 0.04 0.09 78.81 13:30:13 2 21.21 0.00 0.90 0.09 0.10 77.70 13:30:13 3 21.04 0.00 0.93 0.03 0.08 77.92 13:40:13 all 27.38 0.00 0.89 0.05 0.09 71.58 13:40:13 0 26.92 0.00 0.87 0.06 0.09 72.07 13:40:13 1 27.01 0.00 0.85 0.05 0.09 72.00 13:40:13 2 27.49 0.00 0.92 0.07 0.09 71.42 13:40:13 3 28.10 0.00 0.93 0.04 0.09 70.84 13:50:01 all 8.70 0.00 0.34 0.03 0.08 90.84 13:50:01 0 8.86 0.00 0.32 0.02 0.08 90.71 13:50:01 1 8.80 0.00 0.39 0.00 0.09 90.72 13:50:01 2 8.33 0.00 0.36 0.06 0.09 91.17 13:50:01 3 8.81 0.00 0.30 0.03 0.08 90.78 14:00:13 all 8.53 0.00 0.43 0.03 0.08 90.92 14:00:13 0 8.26 0.00 0.37 0.00 0.09 91.28 14:00:13 1 8.92 0.00 0.54 0.02 0.09 90.43 14:00:13 2 8.36 0.00 0.40 0.10 0.09 91.05 14:00:13 3 8.58 0.00 0.41 0.01 0.08 90.92 14:10:13 all 15.94 0.00 0.73 0.50 0.09 82.74 14:10:13 0 16.10 0.00 0.74 0.01 0.09 83.07 14:10:13 1 16.00 0.00 0.72 0.02 0.09 83.17 14:10:13 2 15.36 0.00 0.72 0.28 0.09 83.56 14:10:13 3 16.31 0.00 0.76 1.69 0.09 81.15 14:20:01 all 8.69 0.00 0.47 0.02 0.08 90.74 14:20:01 0 8.56 0.00 0.42 0.03 0.08 90.92 14:20:01 1 8.45 0.00 0.49 0.01 0.08 90.97 14:20:01 2 9.02 0.00 0.49 0.03 0.08 90.37 14:20:01 3 8.73 0.00 0.47 0.02 0.07 90.71 14:30:13 all 14.55 0.00 0.57 0.04 0.08 84.76 14:30:13 0 14.33 0.00 0.49 0.10 0.08 85.00 14:30:13 1 14.11 0.00 0.51 0.02 0.09 85.27 14:30:13 2 15.17 0.00 0.63 0.01 0.09 84.11 14:30:13 3 14.59 0.00 0.65 0.02 0.08 84.66 Average: all 24.29 0.00 1.03 0.12 0.09 74.46 Average: 0 24.18 0.00 0.98 0.07 0.09 74.68 Average: 1 24.15 0.00 1.06 0.06 0.09 74.63 Average: 2 24.46 0.00 1.03 0.11 0.09 74.32 Average: 3 24.36 0.00 1.07 0.26 0.09 74.23