---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13529 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 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 710 10824 4 4454 14936 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:1e:56:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79918sec preferred_lft 79918sec inet6 fe80::f816:3eff:fe1e:5698/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:1a:cf:ea:37:23 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::881a:cfff:feea:3723/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13529) 05/13/26 _x86_64_ (4 CPU) 11:38:48 LINUX RESTART (4 CPU) 11:40:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:26 151.41 8.39 123.81 19.21 961.54 36316.76 246945.79 12:00:01 67.70 23.06 41.80 2.84 328.36 3834.87 2100.79 12:10:02 13.16 0.11 12.21 0.84 5.01 406.84 1613.03 12:20:02 8.94 0.01 8.49 0.43 0.45 507.32 487.71 12:30:02 15.44 0.03 14.76 0.65 1.13 481.44 948.71 12:40:02 7.85 0.01 7.58 0.26 0.57 221.48 295.85 12:50:02 6.82 0.01 6.61 0.20 0.71 172.43 190.16 13:00:02 6.61 0.02 6.30 0.30 1.27 239.37 125.04 13:10:02 5.47 0.00 5.32 0.15 0.13 167.83 62.93 13:20:02 9.36 0.01 8.95 0.40 0.61 571.68 103.12 Average: 29.12 3.09 23.51 2.53 129.17 4293.57 25379.44 11:40:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:26 1972496 13443032 2477072 15.13 262352 10943864 3226868 18.52 2161396 11408320 501380 12:00:01 3549656 6773004 9158572 55.94 269988 2949560 9885112 56.74 2052656 10201180 2452 12:10:02 7099452 10358620 5575628 34.05 271636 2983544 6637180 38.10 2076892 6646144 6480 12:20:02 9684012 13042996 2895056 17.68 275796 3079092 3684312 21.15 2102944 4048208 200 12:30:02 9585480 13016116 2922028 17.85 278480 3148080 3641064 20.90 2118872 4132216 860 12:40:02 7967444 11427412 4509644 27.54 279316 3176576 5245544 30.11 2121108 5742048 264 12:50:02 11313524 14811316 1127824 6.89 279732 3213980 1878776 10.78 2123792 2408768 18492 13:00:02 6516596 10037088 5899176 36.03 280668 3235724 6704028 38.48 2127860 7160924 344 13:10:02 7970568 11516040 4420900 27.00 281464 3259920 5199436 29.84 2130360 5724432 544 13:20:02 7546036 11218288 4718532 28.82 285172 3382104 5324948 30.57 2144960 6137176 284 Average: 7320526 11564391 4370443 26.69 276460 3937244 5142727 29.52 2116084 6360942 53130 11:40:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:26 lo 3.17 3.17 2.34 2.34 0.00 0.00 0.00 0.00 11:50:26 ens3 151.57 111.55 1888.75 11.87 0.00 0.00 0.00 0.00 11:50:26 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 44.92 44.92 27.09 27.09 0.00 0.00 0.00 0.00 12:00:01 ens3 2.63 2.01 0.61 0.49 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 34.07 34.07 14.33 14.33 0.00 0.00 0.00 0.00 12:10:02 ens3 1.53 1.55 0.27 1.29 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 12.02 12.02 5.96 5.96 0.00 0.00 0.00 0.00 12:20:02 ens3 0.73 0.52 0.19 0.22 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 10.07 10.07 5.82 5.82 0.00 0.00 0.00 0.00 12:30:02 ens3 0.93 0.66 0.25 0.18 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 19.56 19.56 9.48 9.48 0.00 0.00 0.00 0.00 12:40:02 ens3 0.80 0.63 0.18 0.14 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 28.61 28.61 10.07 10.07 0.00 0.00 0.00 0.00 12:50:02 ens3 0.58 0.51 0.11 0.09 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 19.10 19.10 10.83 10.83 0.00 0.00 0.00 0.00 13:00:02 ens3 0.76 0.58 0.17 0.13 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 18.01 18.01 10.04 10.04 0.00 0.00 0.00 0.00 13:10:02 ens3 0.63 0.50 0.15 0.12 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 21.30 21.30 10.28 10.28 0.00 0.00 0.00 0.00 13:20:02 ens3 0.96 0.83 0.25 0.21 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.56 10.56 0.00 0.00 0.00 0.00 Average: ens3 16.16 11.97 189.84 1.48 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-13529) 05/13/26 _x86_64_ (4 CPU) 11:38:48 LINUX RESTART (4 CPU) 11:40:26 CPU %user %nice %system %iowait %steal %idle 11:50:26 all 44.81 0.00 2.64 5.28 0.10 47.17 11:50:26 0 45.67 0.00 2.75 6.07 0.10 45.41 11:50:26 1 43.66 0.00 2.60 5.13 0.09 48.53 11:50:26 2 42.98 0.00 2.40 5.34 0.09 49.18 11:50:26 3 46.92 0.00 2.83 4.60 0.10 45.56 12:00:01 all 63.33 0.00 2.46 0.19 0.14 33.88 12:00:01 0 63.07 0.00 2.27 0.08 0.14 34.45 12:00:01 1 62.72 0.00 2.58 0.12 0.14 34.43 12:00:01 2 63.85 0.00 2.48 0.44 0.13 33.10 12:00:01 3 63.68 0.00 2.53 0.13 0.14 33.52 12:10:02 all 32.19 0.00 1.38 0.06 0.10 66.27 12:10:02 0 31.87 0.00 1.27 0.03 0.10 66.73 12:10:02 1 31.86 0.00 1.31 0.06 0.10 66.66 12:10:02 2 32.89 0.00 1.57 0.04 0.10 65.40 12:10:02 3 32.16 0.00 1.35 0.11 0.10 66.29 12:20:02 all 12.39 0.00 0.56 0.07 0.07 86.92 12:20:02 0 12.59 0.00 0.55 0.08 0.06 86.72 12:20:02 1 11.89 0.00 0.51 0.07 0.07 87.47 12:20:02 2 12.16 0.00 0.62 0.01 0.07 87.15 12:20:02 3 12.94 0.00 0.55 0.11 0.07 86.32 12:30:02 all 23.51 0.00 0.76 0.43 0.08 75.23 12:30:02 0 23.26 0.00 0.73 1.16 0.08 74.77 12:30:02 1 23.58 0.00 0.75 0.14 0.08 75.45 12:30:02 2 23.23 0.00 0.83 0.15 0.08 75.71 12:30:02 3 23.98 0.00 0.73 0.26 0.07 74.97 12:40:02 all 14.89 0.00 0.54 0.17 0.06 84.33 12:40:02 0 14.76 0.00 0.52 0.13 0.06 84.54 12:40:02 1 14.64 0.00 0.58 0.03 0.06 84.68 12:40:02 2 15.08 0.00 0.61 0.13 0.06 84.12 12:40:02 3 15.09 0.00 0.47 0.38 0.06 83.99 12:50:02 all 10.13 0.00 0.44 0.13 0.06 89.24 12:50:02 0 9.95 0.00 0.40 0.16 0.06 89.43 12:50:02 1 10.36 0.00 0.48 0.18 0.06 88.91 12:50:02 2 9.80 0.00 0.46 0.10 0.06 89.59 12:50:02 3 10.40 0.00 0.42 0.10 0.06 89.02 13:00:02 all 17.32 0.00 0.73 0.17 0.08 81.71 13:00:02 0 17.31 0.00 0.70 0.10 0.07 81.81 13:00:02 1 16.97 0.00 0.79 0.10 0.08 82.07 13:00:02 2 17.51 0.00 0.69 0.06 0.08 81.66 13:00:02 3 17.49 0.00 0.72 0.42 0.08 81.29 13:10:02 all 9.18 0.00 0.49 0.14 0.07 90.12 13:10:02 0 9.20 0.00 0.46 0.07 0.06 90.21 13:10:02 1 8.96 0.00 0.50 0.22 0.07 90.26 13:10:02 2 9.55 0.00 0.55 0.04 0.07 89.79 13:10:02 3 9.03 0.00 0.46 0.24 0.07 90.21 13:20:02 all 14.53 0.00 0.57 0.03 0.08 84.79 13:20:02 0 14.33 0.00 0.53 0.08 0.08 84.97 13:20:02 1 15.72 0.00 0.59 0.02 0.08 83.59 13:20:02 2 13.97 0.00 0.59 0.01 0.07 85.36 13:20:02 3 14.10 0.00 0.58 0.02 0.08 85.22 Average: all 24.07 0.00 1.05 0.67 0.08 74.13 Average: 0 24.05 0.00 1.01 0.80 0.08 74.06 Average: 1 23.87 0.00 1.06 0.61 0.08 74.37 Average: 2 23.94 0.00 1.07 0.63 0.08 74.27 Average: 3 24.41 0.00 1.06 0.64 0.08 73.81