---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47067 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 673 8113 4 7202 14972 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:5e:a7:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83119sec preferred_lft 83119sec inet6 fe80::f816:3eff:fe5e:a7fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:94:2f:63:fd:9d 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-47067) 09/03/26 _x86_64_ (4 CPU) 07:57:09 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:13 13.92 2.53 10.79 0.60 142.64 2401.36 505.89 08:20:01 23.21 0.39 19.96 2.86 18.78 2597.22 3476.16 08:30:01 25.52 0.02 22.87 2.62 0.56 2123.46 10678.43 08:40:12 12.64 0.02 11.55 1.07 0.45 3172.52 6089.82 08:50:01 10.86 0.16 9.42 1.27 10.56 7413.58 2071.07 Average: 17.20 0.63 14.89 1.68 35.07 3524.53 4567.33 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:13 10699628 13979164 1981104 12.10 130056 3300636 2332916 13.39 496456 4809388 73440 08:20:01 9439912 13204280 2751860 16.81 149420 3723956 2801744 16.08 703840 5817768 26300 08:30:01 8812924 12955948 2996584 18.30 172744 4049324 2917040 16.74 811356 6286880 30228 08:40:12 5359544 10307112 5642944 34.46 177560 4819680 5363916 30.79 1043212 9495060 224 08:50:01 8415904 15430944 511416 3.12 193936 6804744 1052088 6.04 1800072 5597364 2724 Average: 8545582 13175490 2776782 16.96 164743 4539668 2893541 16.61 970987 6401292 26583 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:13 lo 108.64 108.64 103.48 103.48 0.00 0.00 0.00 0.00 08:10:13 ens3 143.78 111.02 1093.08 14.17 0.00 0.00 0.00 0.00 08:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 1919.61 1919.61 1824.22 1824.22 0.00 0.00 0.00 0.00 08:20:01 ens3 37.25 31.26 89.58 12.54 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 1622.63 1622.63 1547.38 1547.38 0.00 0.00 0.00 0.00 08:30:01 ens3 21.18 18.21 22.31 9.10 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:12 lo 509.45 509.45 3960.58 3960.58 0.00 0.00 0.00 0.00 08:40:12 ens3 11.99 10.09 10.08 5.31 0.00 0.00 0.00 0.00 08:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 2489.13 2489.13 5748.87 5748.87 0.00 0.00 0.00 0.00 08:50:01 ens3 133.71 117.30 157.41 1290.74 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1315.16 1315.16 2622.57 2622.57 0.00 0.00 0.00 0.00 Average: ens3 69.56 57.50 278.08 261.49 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-47067) 09/03/26 _x86_64_ (4 CPU) 07:57:09 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:13 all 8.95 0.00 0.69 0.55 0.02 89.78 08:10:13 0 8.56 0.00 0.53 0.37 0.02 90.51 08:10:13 1 8.85 0.00 0.90 0.47 0.02 89.76 08:10:13 2 9.34 0.00 0.69 1.21 0.02 88.74 08:10:13 3 9.04 0.00 0.65 0.17 0.02 90.12 08:20:01 all 65.14 0.00 2.71 0.07 0.03 32.04 08:20:01 0 62.27 0.00 2.70 0.06 0.03 34.94 08:20:01 1 65.65 0.00 2.46 0.07 0.04 31.78 08:20:01 2 66.35 0.00 3.14 0.09 0.03 30.39 08:20:01 3 66.30 0.00 2.55 0.06 0.03 31.05 08:30:01 all 57.52 0.00 2.51 0.08 0.03 39.86 08:30:01 0 56.27 0.00 2.54 0.09 0.03 41.06 08:30:01 1 58.72 0.00 2.59 0.07 0.03 38.59 08:30:01 2 57.98 0.00 2.18 0.07 0.04 39.74 08:30:01 3 57.10 0.00 2.72 0.09 0.03 40.06 08:40:12 all 32.53 0.00 1.33 0.08 0.08 65.98 08:40:12 0 26.09 0.00 1.28 0.08 0.09 72.46 08:40:12 1 36.08 0.00 1.71 0.04 0.08 62.10 08:40:12 2 31.27 0.00 1.15 0.10 0.08 67.40 08:40:12 3 36.70 0.00 1.20 0.10 0.08 61.93 08:50:01 all 27.71 0.00 1.35 0.18 0.05 70.71 08:50:01 0 28.00 0.00 1.17 0.15 0.04 70.64 08:50:01 1 23.02 0.00 1.57 0.11 0.05 75.26 08:50:01 2 32.65 0.00 1.11 0.11 0.05 66.08 08:50:01 3 27.15 0.00 1.57 0.36 0.06 70.86 Average: all 38.15 0.00 1.71 0.19 0.04 59.90 Average: 0 36.00 0.00 1.64 0.15 0.04 62.17 Average: 1 38.29 0.00 1.84 0.15 0.04 59.68 Average: 2 39.28 0.00 1.64 0.32 0.04 58.71 Average: 3 39.03 0.00 1.73 0.15 0.04 59.04