---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29469 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: 5599.99 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 61G 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 699 12691 3 2598 14947 Swap: 1023 26 997 ---> 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:9d:39:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81466sec preferred_lft 81466sec inet6 fe80::f816:3eff:fe9d:39aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:56:24:51:b6:b9 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::b456:24ff:fe51:b6b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-29469) 06/22/26 _x86_64_ (4 CPU) 08:57:49 LINUX RESTART (4 CPU) 09:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:20 135.59 8.85 122.30 4.44 1150.97 36293.60 9610.14 09:20:19 58.53 27.48 29.44 1.61 1094.99 1833.18 877.82 09:30:20 26.73 0.90 9.97 15.85 34.41 315.92 210400.39 09:40:09 6.53 1.39 4.95 0.19 32.25 158.78 781.99 09:50:10 16.75 0.04 16.03 0.68 1.28 714.20 1103.61 10:00:04 14.88 0.05 14.22 0.62 1.70 480.77 586.79 10:10:20 4.65 0.01 4.49 0.15 0.35 129.62 286.62 Average: 38.07 5.53 29.16 3.37 333.99 5836.36 31920.95 09:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:20 163624 5601916 10321244 63.04 261536 5020412 11629060 66.75 2262128 13204036 3104 09:20:19 4962168 6878312 9060180 55.34 265348 1761620 9815620 56.34 1205444 9743260 2208 09:30:20 9238908 11192016 4749512 29.01 268832 1795208 5538924 31.79 1234160 5450272 6320 09:40:09 7742212 9705004 6237900 38.10 269504 1804164 7091144 40.70 1244896 6941460 124 09:50:10 11609744 13706024 2239120 13.68 274780 1929924 3054772 17.53 1296160 3046868 312 10:00:04 9075380 11237892 4706052 28.74 276716 1994180 5397284 30.98 1301356 5563880 96 10:10:20 9191208 11371292 4572616 27.93 277204 2011216 5364324 30.79 1302688 5446092 132 Average: 7426178 9956065 5983803 36.55 270560 2330961 6841590 39.27 1406690 7056553 1757 09:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:20 lo 10.40 10.40 10.08 10.08 0.00 0.00 0.00 0.00 09:10:20 ens3 105.51 81.02 1615.13 8.79 0.00 0.00 0.00 0.00 09:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:19 lo 46.36 46.36 24.44 24.44 0.00 0.00 0.00 0.00 09:20:19 ens3 2.52 2.31 0.54 1.41 0.00 0.00 0.00 0.00 09:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:20 lo 27.74 27.74 11.50 11.50 0.00 0.00 0.00 0.00 09:30:20 ens3 1.09 0.76 0.28 0.21 0.00 0.00 0.00 0.00 09:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:09 lo 6.32 6.32 3.60 3.60 0.00 0.00 0.00 0.00 09:40:09 ens3 5.85 3.02 3.82 2.49 0.00 0.00 0.00 0.00 09:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:10 lo 11.24 11.24 5.48 5.48 0.00 0.00 0.00 0.00 09:50:10 ens3 1.03 0.82 0.29 0.23 0.00 0.00 0.00 0.00 09:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 19.90 19.90 10.45 10.45 0.00 0.00 0.00 0.00 10:00:04 ens3 0.91 0.71 0.22 0.17 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:20 lo 13.94 13.94 6.07 6.07 0.00 0.00 0.00 0.00 10:10:20 ens3 0.55 0.42 0.11 0.08 0.00 0.00 0.00 0.00 10:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.38 19.38 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 17.15 13.01 237.52 1.94 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-29469) 06/22/26 _x86_64_ (4 CPU) 08:57:49 LINUX RESTART (4 CPU) 09:00:02 CPU %user %nice %system %iowait %steal %idle 09:10:20 all 59.39 0.00 2.70 0.32 0.10 37.49 09:10:20 0 58.18 0.00 2.52 0.34 0.10 38.86 09:10:20 1 61.69 0.00 2.84 0.30 0.10 35.06 09:10:20 2 58.25 0.00 2.79 0.38 0.09 38.49 09:10:20 3 59.45 0.00 2.64 0.25 0.10 37.56 09:20:19 all 51.76 0.00 2.04 0.58 0.12 45.50 09:20:19 0 52.48 0.00 1.91 0.71 0.12 44.79 09:20:19 1 52.62 0.00 2.05 0.77 0.12 44.44 09:20:19 2 51.08 0.00 2.01 0.20 0.12 46.60 09:20:19 3 50.86 0.00 2.20 0.66 0.11 46.16 09:30:20 all 20.87 0.00 1.02 0.07 0.09 77.94 09:30:20 0 21.08 0.00 1.11 0.10 0.10 77.62 09:30:20 1 20.95 0.00 0.98 0.08 0.10 77.89 09:30:20 2 20.92 0.00 1.02 0.06 0.10 77.90 09:30:20 3 20.54 0.00 0.95 0.06 0.09 78.37 09:40:09 all 10.10 0.00 0.50 0.03 0.06 89.31 09:40:09 0 10.28 0.00 0.48 0.04 0.06 89.15 09:40:09 1 10.35 0.00 0.55 0.02 0.06 89.02 09:40:09 2 10.61 0.00 0.53 0.05 0.07 88.74 09:40:09 3 9.17 0.00 0.45 0.01 0.05 90.31 09:50:10 all 22.63 0.00 0.78 0.05 0.08 76.45 09:50:10 0 21.82 0.00 0.78 0.11 0.08 77.22 09:50:10 1 22.35 0.00 0.76 0.03 0.08 76.79 09:50:10 2 24.19 0.00 0.84 0.06 0.08 74.83 09:50:10 3 22.18 0.00 0.76 0.02 0.07 76.97 10:00:04 all 26.24 0.00 0.84 0.05 0.09 72.79 10:00:04 0 26.45 0.00 0.77 0.02 0.09 72.68 10:00:04 1 26.16 0.00 0.89 0.07 0.09 72.79 10:00:04 2 25.76 0.00 0.88 0.07 0.08 73.20 10:00:04 3 26.60 0.00 0.81 0.02 0.08 72.49 10:10:20 all 7.60 0.00 0.40 0.02 0.06 91.91 10:10:20 0 7.57 0.00 0.41 0.03 0.06 91.94 10:10:20 1 7.80 0.00 0.40 0.03 0.07 91.70 10:10:20 2 7.90 0.00 0.42 0.01 0.06 91.61 10:10:20 3 7.14 0.00 0.39 0.00 0.06 92.41 Average: all 28.47 0.00 1.19 0.16 0.08 70.09 Average: 0 28.35 0.00 1.14 0.19 0.08 70.23 Average: 1 28.96 0.00 1.22 0.19 0.09 69.55 Average: 2 28.48 0.00 1.22 0.12 0.09 70.10 Average: 3 28.10 0.00 1.18 0.15 0.08 70.50