---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13174 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 705 10703 4 4580 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:47:68:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78327sec preferred_lft 78327sec inet6 fe80::f816:3eff:fe47:6844/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:6d:be:3e:6d:83 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13174) 02/18/26 _x86_64_ (4 CPU) 06:43:54 LINUX RESTART (4 CPU) 06:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:13 80.63 4.01 73.96 2.66 236.18 20379.22 4398.86 07:10:07 108.31 23.04 66.64 18.63 357.62 18820.06 223910.21 07:20:00 27.13 2.08 23.72 1.33 34.84 1281.31 1169.25 07:30:00 7.74 0.05 7.23 0.46 2.14 272.72 1536.53 07:40:01 11.62 0.04 11.05 0.53 4.06 558.27 1026.69 07:50:01 16.05 0.03 15.34 0.68 1.32 486.65 881.93 08:00:16 5.17 0.00 5.03 0.14 0.27 127.71 407.17 08:10:02 4.82 0.18 4.47 0.17 8.71 130.64 47.60 08:20:03 5.22 0.01 5.04 0.17 1.05 148.45 86.49 08:30:02 5.07 0.01 4.86 0.20 0.51 153.72 63.36 08:40:18 6.84 0.01 6.49 0.34 0.52 201.06 785.14 08:50:13 8.41 0.01 8.06 0.33 0.63 605.75 323.61 Average: 23.84 2.43 19.29 2.12 53.73 3590.20 19331.83 06:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:13 5497628 14178368 1757572 10.73 207700 8366152 2411620 13.84 1850344 8379032 925160 07:10:07 498960 4530448 11394524 69.59 264068 3708828 13355708 76.66 2218528 13021684 180708 07:20:00 3863276 7324188 8609300 52.58 265592 3174044 9377432 53.83 2206856 9719032 292 07:30:00 6146056 9629948 6304436 38.50 266684 3195932 6968356 40.00 2213764 7434000 348 07:40:01 7898972 11487688 4449308 27.17 271120 3295792 5193988 29.81 2250976 5657952 120 07:50:01 7810260 11467372 4469492 27.30 273808 3361500 5180916 29.74 2257104 5743100 316 08:00:16 7649944 11321260 4615456 28.19 274300 3375220 5332072 30.61 2258448 5903836 172 08:10:02 7639732 11330404 4606264 28.13 274924 3393904 5303916 30.44 2260152 5912500 560 08:20:03 6172576 9882448 6053404 36.97 275540 3412460 6763060 38.82 2262288 7371096 484 08:30:02 6073448 9804436 6131428 37.45 276180 3432868 6744752 38.71 2265812 7466404 416 08:40:18 9644888 13497132 2440716 14.91 279760 3545076 3600144 20.66 2273600 3893680 94316 08:50:13 8422364 12323728 3613684 22.07 280828 3592864 5038284 28.92 2292796 5095976 812 Average: 6443175 10564785 5370465 32.80 267542 3821220 6272521 36.00 2217556 7133191 100309 06:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:13 lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 07:00:13 ens3 101.31 77.38 1293.04 11.56 0.00 0.00 0.00 0.00 07:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:07 lo 15.75 15.75 13.35 13.35 0.00 0.00 0.00 0.00 07:10:07 ens3 37.10 24.73 651.90 3.16 0.00 0.00 0.00 0.00 07:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:00 lo 46.45 46.45 21.65 21.65 0.00 0.00 0.00 0.00 07:20:00 ens3 2.21 1.87 0.47 1.53 0.00 0.00 0.00 0.00 07:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 23.33 23.33 10.94 10.94 0.00 0.00 0.00 0.00 07:30:00 ens3 0.92 0.56 0.21 0.15 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 9.57 9.57 4.42 4.42 0.00 0.00 0.00 0.00 07:40:01 ens3 0.92 0.66 0.26 0.20 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 16.97 16.97 8.36 8.36 0.00 0.00 0.00 0.00 07:50:01 ens3 2.35 0.87 0.43 0.25 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:16 lo 11.22 11.22 6.20 6.20 0.00 0.00 0.00 0.00 08:00:16 ens3 0.75 0.55 0.15 0.11 0.00 0.00 0.00 0.00 08:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 18.63 18.63 6.58 6.58 0.00 0.00 0.00 0.00 08:10:02 ens3 0.92 0.52 0.30 0.20 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:03 lo 18.38 18.38 8.44 8.44 0.00 0.00 0.00 0.00 08:20:03 ens3 2.57 0.43 0.40 0.13 0.00 0.00 0.00 0.00 08:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:02 lo 18.02 18.02 10.04 10.04 0.00 0.00 0.00 0.00 08:30:02 ens3 2.07 0.67 0.36 0.20 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:18 lo 11.13 11.13 5.76 5.76 0.00 0.00 0.00 0.00 08:40:18 ens3 1.08 0.66 0.27 0.20 0.00 0.00 0.00 0.00 08:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:13 lo 23.43 23.43 11.01 11.01 0.00 0.00 0.00 0.00 08:50:13 ens3 0.95 0.69 0.18 0.14 0.00 0.00 0.00 0.00 08:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.74 17.74 8.87 8.87 0.00 0.00 0.00 0.00 Average: ens3 12.79 9.16 162.52 1.49 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13174) 02/18/26 _x86_64_ (4 CPU) 06:43:54 LINUX RESTART (4 CPU) 06:50:08 CPU %user %nice %system %iowait %steal %idle 07:00:13 all 24.80 0.00 2.03 0.75 0.07 72.34 07:00:13 0 23.18 0.00 2.13 1.30 0.07 73.33 07:00:13 1 27.36 0.00 2.18 0.42 0.08 69.96 07:00:13 2 25.26 0.00 1.93 0.75 0.07 72.00 07:00:13 3 23.42 0.00 1.91 0.55 0.07 74.05 07:10:07 all 54.28 0.00 3.01 2.48 0.14 40.09 07:10:07 0 53.81 0.00 2.77 2.17 0.14 41.12 07:10:07 1 55.80 0.00 3.47 3.83 0.14 36.76 07:10:07 2 54.05 0.00 2.90 2.18 0.14 40.73 07:10:07 3 53.49 0.00 2.88 1.76 0.14 41.73 07:20:00 all 49.41 0.00 1.95 0.09 0.14 48.41 07:20:00 0 49.34 0.00 1.93 0.16 0.14 48.43 07:20:00 1 48.76 0.00 2.17 0.11 0.14 48.82 07:20:00 2 49.52 0.00 1.82 0.02 0.14 48.50 07:20:00 3 50.02 0.00 1.87 0.07 0.14 47.90 07:30:00 all 18.63 0.00 0.89 0.04 0.11 80.33 07:30:00 0 18.57 0.00 0.89 0.02 0.11 80.41 07:30:00 1 18.22 0.00 0.88 0.06 0.11 80.73 07:30:00 2 18.92 0.00 0.92 0.03 0.11 80.02 07:30:00 3 18.79 0.00 0.88 0.05 0.11 80.18 07:40:01 all 15.87 0.00 0.62 0.05 0.09 83.36 07:40:01 0 15.08 0.00 0.54 0.02 0.09 84.27 07:40:01 1 15.94 0.00 0.70 0.07 0.10 83.20 07:40:01 2 16.58 0.00 0.61 0.04 0.09 82.68 07:40:01 3 15.87 0.00 0.66 0.08 0.10 83.30 07:50:01 all 26.00 0.00 0.84 0.06 0.10 72.99 07:50:01 0 25.87 0.00 0.77 0.02 0.10 73.26 07:50:01 1 25.89 0.00 0.83 0.07 0.11 73.11 07:50:01 2 25.92 0.00 0.86 0.07 0.10 73.06 07:50:01 3 26.34 0.00 0.92 0.09 0.10 72.54 08:00:16 all 7.67 0.00 0.35 0.03 0.09 91.86 08:00:16 0 7.54 0.00 0.39 0.01 0.09 91.98 08:00:16 1 7.89 0.00 0.35 0.01 0.10 91.65 08:00:16 2 7.48 0.00 0.35 0.04 0.09 92.04 08:00:16 3 7.77 0.00 0.33 0.04 0.08 91.78 08:10:02 all 8.23 0.00 0.36 0.02 0.09 91.29 08:10:02 0 8.03 0.00 0.30 0.01 0.09 91.57 08:10:02 1 8.36 0.00 0.42 0.05 0.09 91.07 08:10:02 2 8.04 0.00 0.34 0.01 0.09 91.52 08:10:02 3 8.50 0.00 0.39 0.02 0.09 91.00 08:20:03 all 10.07 0.00 0.43 0.05 0.09 89.36 08:20:03 0 9.83 0.00 0.33 0.01 0.08 89.74 08:20:03 1 10.59 0.00 0.43 0.03 0.09 88.86 08:20:03 2 9.71 0.00 0.50 0.10 0.10 89.59 08:20:03 3 10.17 0.00 0.43 0.04 0.09 89.27 08:30:02 all 10.31 0.00 0.46 0.03 0.09 89.12 08:30:02 0 10.18 0.00 0.43 0.01 0.09 89.29 08:30:02 1 10.57 0.00 0.55 0.02 0.09 88.76 08:30:02 2 9.94 0.00 0.44 0.04 0.10 89.49 08:30:02 3 10.55 0.00 0.40 0.04 0.09 88.92 08:40:18 all 10.32 0.00 0.48 0.04 0.08 89.08 08:40:18 0 9.25 0.00 0.41 0.01 0.07 90.25 08:40:18 1 11.72 0.00 0.49 0.01 0.08 87.70 08:40:18 2 9.67 0.00 0.50 0.06 0.09 89.69 08:40:18 3 10.64 0.00 0.53 0.06 0.09 88.68 08:40:18 CPU %user %nice %system %iowait %steal %idle 08:50:13 all 16.10 0.00 0.71 0.04 0.10 83.05 08:50:13 0 15.49 0.00 0.67 0.02 0.09 83.72 08:50:13 1 16.59 0.00 0.68 0.03 0.10 82.60 08:50:13 2 15.77 0.00 0.70 0.07 0.09 83.36 08:50:13 3 16.55 0.00 0.81 0.04 0.10 82.51 Average: all 20.89 0.00 1.01 0.30 0.10 77.70 Average: 0 20.43 0.00 0.96 0.31 0.10 78.20 Average: 1 21.38 0.00 1.09 0.39 0.10 77.04 Average: 2 20.82 0.00 0.98 0.28 0.10 77.82 Average: 3 20.93 0.00 1.00 0.23 0.10 77.74