---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26662 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 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 736 9282 4 5970 14910 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:de:5e:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83644sec preferred_lft 83644sec inet6 fe80::f816:3eff:fede:5e10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:bb:c5:7d:4d:ee 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-26662) 06/11/26 _x86_64_ (4 CPU) 11:39:50 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:14 72.61 11.27 47.89 13.45 1693.94 8259.82 238852.69 12:00:13 27.05 0.44 24.29 2.31 14.31 4547.80 6877.14 12:10:21 51.20 0.00 40.23 10.97 0.00 2414.04 11728.86 12:20:08 31.16 0.30 26.02 4.84 11.93 4758.96 10864.04 Average: 45.76 3.06 34.75 7.95 438.50 5007.72 68238.18 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:14 10913076 14061676 1900384 11.61 125940 3173804 2249112 12.91 559908 4549684 113304 12:00:13 9146112 13455144 2496168 15.25 187024 4170904 2675512 15.36 821436 5922464 13604 12:10:21 8275516 12997588 2950584 18.02 210964 4524544 3121648 17.92 912160 6666836 109896 12:20:08 9619988 15366624 577312 3.53 241116 5465200 1119144 6.42 1273608 4889060 72 Average: 9488673 13970258 1981112 12.10 191261 4333613 2291354 13.15 891778 5507011 59219 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:14 lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 11:50:14 ens3 114.43 88.14 960.09 17.92 0.00 0.00 0.00 0.00 11:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:13 lo 919.06 919.06 875.75 875.75 0.00 0.00 0.00 0.00 12:00:13 ens3 82.13 63.46 323.30 19.35 0.00 0.00 0.00 0.00 12:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:21 lo 5438.50 5438.50 5186.52 5186.52 0.00 0.00 0.00 0.00 12:10:21 ens3 66.67 50.58 24.40 17.89 0.00 0.00 0.00 0.00 12:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:08 lo 2254.10 2254.10 2140.23 2140.23 0.00 0.00 0.00 0.00 12:20:08 ens3 83.70 74.87 107.48 109.56 0.00 0.00 0.00 0.00 12:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2150.69 2150.69 2048.41 2048.41 0.00 0.00 0.00 0.00 Average: ens3 86.85 69.29 357.65 40.62 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-4g-26662) 06/11/26 _x86_64_ (4 CPU) 11:39:50 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:14 all 21.01 0.00 1.16 0.82 0.05 76.96 11:50:14 0 19.89 0.00 1.19 0.93 0.05 77.94 11:50:14 1 19.65 0.00 1.16 0.73 0.05 78.41 11:50:14 2 19.44 0.00 0.84 1.19 0.05 78.47 11:50:14 3 25.05 0.00 1.43 0.44 0.06 73.02 12:00:13 all 66.15 0.00 2.71 0.50 0.14 30.51 12:00:13 0 66.62 0.00 2.68 0.52 0.14 30.03 12:00:13 1 64.76 0.00 2.88 0.70 0.14 31.52 12:00:13 2 67.27 0.00 2.83 0.34 0.14 29.42 12:00:13 3 65.94 0.00 2.43 0.42 0.14 31.08 12:10:21 all 59.93 0.00 4.26 1.59 0.14 34.08 12:10:21 0 60.19 0.00 4.44 1.19 0.13 34.04 12:10:21 1 58.92 0.00 4.24 1.43 0.14 35.26 12:10:21 2 59.26 0.00 3.96 1.15 0.14 35.49 12:10:21 3 61.36 0.00 4.41 2.58 0.14 31.52 12:20:08 all 45.71 0.00 2.67 1.33 0.11 50.18 12:20:08 0 45.51 0.00 2.95 0.54 0.11 50.89 12:20:08 1 44.07 0.00 2.60 1.86 0.11 51.36 12:20:08 2 44.93 0.00 2.69 1.96 0.12 50.29 12:20:08 3 48.34 0.00 2.44 0.94 0.11 48.17 Average: all 48.04 0.00 2.69 1.06 0.11 48.10 Average: 0 47.88 0.00 2.81 0.80 0.11 48.40 Average: 1 46.70 0.00 2.71 1.17 0.11 49.30 Average: 2 47.57 0.00 2.57 1.16 0.11 48.59 Average: 3 50.03 0.00 2.68 1.09 0.11 46.09